/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/array-examples/data_structures_set_multi_proc_ground-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 17:43:53,634 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 17:43:53,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 17:43:53,663 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 17:43:53,663 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 17:43:53,665 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 17:43:53,666 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 17:43:53,668 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 17:43:53,669 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 17:43:53,670 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 17:43:53,671 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 17:43:53,672 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 17:43:53,673 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 17:43:53,674 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 17:43:53,675 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 17:43:53,676 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 17:43:53,677 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 17:43:53,677 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 17:43:53,679 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 17:43:53,681 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 17:43:53,683 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 17:43:53,684 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 17:43:53,685 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 17:43:53,686 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 17:43:53,688 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 17:43:53,688 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 17:43:53,689 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 17:43:53,690 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 17:43:53,690 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 17:43:53,691 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 17:43:53,691 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 17:43:53,692 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 17:43:53,693 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 17:43:53,694 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 17:43:53,695 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 17:43:53,695 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 17:43:53,696 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 17:43:53,696 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 17:43:53,696 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 17:43:53,697 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 17:43:53,698 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 17:43:53,699 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-14 17:43:53,722 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 17:43:53,722 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 17:43:53,724 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 17:43:53,724 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 17:43:53,724 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 17:43:53,724 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 17:43:53,724 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 17:43:53,725 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 17:43:53,725 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 17:43:53,725 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 17:43:53,725 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 17:43:53,725 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 17:43:53,726 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 17:43:53,726 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 17:43:53,726 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 17:43:53,726 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 17:43:53,726 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 17:43:53,727 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 17:43:53,727 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 17:43:53,727 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 17:43:53,727 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 17:43:53,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 17:43:53,728 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 17:43:53,728 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 17:43:53,728 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 17:43:53,728 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 17:43:53,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 17:43:53,728 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 17:43:53,729 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 17:43:53,729 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-14 17:43:54,020 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 17:43:54,032 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 17:43:54,035 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 17:43:54,037 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 17:43:54,037 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 17:43:54,038 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/data_structures_set_multi_proc_ground-2.i [2020-10-14 17:43:54,128 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7fc92857b/c2b75e23632a4cb7893c4945fb7630df/FLAGb745f016c [2020-10-14 17:43:54,666 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 17:43:54,666 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/array-examples/data_structures_set_multi_proc_ground-2.i [2020-10-14 17:43:54,673 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7fc92857b/c2b75e23632a4cb7893c4945fb7630df/FLAGb745f016c [2020-10-14 17:43:54,999 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7fc92857b/c2b75e23632a4cb7893c4945fb7630df [2020-10-14 17:43:55,008 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 17:43:55,010 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 17:43:55,012 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 17:43:55,012 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 17:43:55,016 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 17:43:55,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 05:43:55" (1/1) ... [2020-10-14 17:43:55,020 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@406521a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:43:55, skipping insertion in model container [2020-10-14 17:43:55,020 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 05:43:55" (1/1) ... [2020-10-14 17:43:55,028 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 17:43:55,051 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 17:43:55,303 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 17:43:55,312 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 17:43:55,339 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 17:43:55,461 INFO L208 MainTranslator]: Completed translation [2020-10-14 17:43:55,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:43:55 WrapperNode [2020-10-14 17:43:55,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 17:43:55,462 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 17:43:55,462 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 17:43:55,463 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 17:43:55,477 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:43:55" (1/1) ... [2020-10-14 17:43:55,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:43:55" (1/1) ... [2020-10-14 17:43:55,487 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:43:55" (1/1) ... [2020-10-14 17:43:55,488 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:43:55" (1/1) ... [2020-10-14 17:43:55,498 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:43:55" (1/1) ... [2020-10-14 17:43:55,506 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:43:55" (1/1) ... [2020-10-14 17:43:55,507 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:43:55" (1/1) ... [2020-10-14 17:43:55,510 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 17:43:55,511 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 17:43:55,511 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 17:43:55,511 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 17:43:55,512 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:43:55" (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 17:43:55,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 17:43:55,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 17:43:55,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-10-14 17:43:55,595 INFO L138 BoogieDeclarations]: Found implementation of procedure insert [2020-10-14 17:43:55,595 INFO L138 BoogieDeclarations]: Found implementation of procedure elem_exists [2020-10-14 17:43:55,595 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 17:43:55,595 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 17:43:55,597 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-10-14 17:43:55,597 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 17:43:55,597 INFO L130 BoogieDeclarations]: Found specification of procedure insert [2020-10-14 17:43:55,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 17:43:55,597 INFO L130 BoogieDeclarations]: Found specification of procedure elem_exists [2020-10-14 17:43:55,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 17:43:55,598 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 17:43:55,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 17:43:55,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 17:43:55,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 17:43:55,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 17:43:55,954 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 17:43:55,954 INFO L295 CfgBuilder]: Removed 8 assume(true) statements. [2020-10-14 17:43:55,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 05:43:55 BoogieIcfgContainer [2020-10-14 17:43:55,960 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 17:43:55,968 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 17:43:55,968 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 17:43:55,972 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 17:43:55,975 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 05:43:55" (1/3) ... [2020-10-14 17:43:55,976 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b5bc14e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 05:43:55, skipping insertion in model container [2020-10-14 17:43:55,976 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:43:55" (2/3) ... [2020-10-14 17:43:55,977 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b5bc14e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 05:43:55, skipping insertion in model container [2020-10-14 17:43:55,977 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 05:43:55" (3/3) ... [2020-10-14 17:43:55,982 INFO L109 eAbstractionObserver]: Analyzing ICFG data_structures_set_multi_proc_ground-2.i [2020-10-14 17:43:56,007 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 17:43:56,020 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 17:43:56,034 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 17:43:56,057 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 17:43:56,058 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 17:43:56,058 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 17:43:56,058 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 17:43:56,058 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 17:43:56,059 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 17:43:56,059 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 17:43:56,059 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 17:43:56,081 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states. [2020-10-14 17:43:56,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-14 17:43:56,087 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:43:56,089 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 17:43:56,089 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:43:56,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:43:56,096 INFO L82 PathProgramCache]: Analyzing trace with hash 1780536170, now seen corresponding path program 1 times [2020-10-14 17:43:56,104 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:43:56,105 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1907244019] [2020-10-14 17:43:56,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:43:56,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:43:56,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:43:56,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:43:56,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:43:56,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-14 17:43:56,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 17:43:56,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 291 [2020-10-14 17:43:56,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:43:56,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:43:56,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 17:43:56,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 17:43:56,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 17:43:56,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-14 17:43:56,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:43:56,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:43:56,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:43:56,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:43:56,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:43:56,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:43:56,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 17:43:56,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:43:56,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:43:56,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:43:56,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:43:56,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:43:56,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:43:56,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 17:43:56,629 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1907244019] [2020-10-14 17:43:56,635 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 17:43:56,635 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 17:43:56,636 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403547892] [2020-10-14 17:43:56,645 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 17:43:56,646 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:43:56,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 17:43:56,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 17:43:56,665 INFO L87 Difference]: Start difference. First operand 54 states. Second operand 5 states. [2020-10-14 17:43:56,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:43:56,870 INFO L93 Difference]: Finished difference Result 107 states and 150 transitions. [2020-10-14 17:43:56,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-14 17:43:56,872 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2020-10-14 17:43:56,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:43:56,882 INFO L225 Difference]: With dead ends: 107 [2020-10-14 17:43:56,882 INFO L226 Difference]: Without dead ends: 51 [2020-10-14 17:43:56,887 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 17:43:56,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2020-10-14 17:43:56,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 49. [2020-10-14 17:43:56,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2020-10-14 17:43:56,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 58 transitions. [2020-10-14 17:43:56,938 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 58 transitions. Word has length 14 [2020-10-14 17:43:56,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:43:56,939 INFO L479 AbstractCegarLoop]: Abstraction has 49 states and 58 transitions. [2020-10-14 17:43:56,939 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 17:43:56,939 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 58 transitions. [2020-10-14 17:43:56,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-10-14 17:43:56,942 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:43:56,943 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:43:56,943 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 17:43:56,943 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:43:56,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:43:56,944 INFO L82 PathProgramCache]: Analyzing trace with hash 1801553237, now seen corresponding path program 1 times [2020-10-14 17:43:56,944 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:43:56,945 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1297624455] [2020-10-14 17:43:56,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:43:56,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:43:56,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:43:57,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:43:57,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:43:57,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:43:57,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:43:57,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:01,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:01,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-14 17:44:01,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 17:44:01,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4177 [2020-10-14 17:44:01,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:01,147 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:01,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 17:44:01,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 17:44:01,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-14 17:44:01,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:01,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:44:01,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:01,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:01,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:01,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:44:01,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:01,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:44:01,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:01,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:01,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:44:01,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:01,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:44:01,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-14 17:44:01,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 17:44:01,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:01,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:01,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:01,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:01,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:01,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 17:44:01,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:01,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:01,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:01,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:01,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:01,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:01,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 17:44:01,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:01,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:01,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:01,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:44:01,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:01,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-14 17:44:01,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:01,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:01,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 17:44:01,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:01,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 17:44:01,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:01,361 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 17:44:01,361 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1297624455] [2020-10-14 17:44:01,362 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:44:01,362 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-14 17:44:01,363 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885478729] [2020-10-14 17:44:01,366 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 17:44:01,366 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:44:01,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 17:44:01,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-10-14 17:44:01,367 INFO L87 Difference]: Start difference. First operand 49 states and 58 transitions. Second operand 10 states. [2020-10-14 17:44:01,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:44:01,886 INFO L93 Difference]: Finished difference Result 88 states and 109 transitions. [2020-10-14 17:44:01,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 17:44:01,887 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 35 [2020-10-14 17:44:01,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:44:01,892 INFO L225 Difference]: With dead ends: 88 [2020-10-14 17:44:01,892 INFO L226 Difference]: Without dead ends: 71 [2020-10-14 17:44:01,895 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2020-10-14 17:44:01,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2020-10-14 17:44:01,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 56. [2020-10-14 17:44:01,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2020-10-14 17:44:01,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 68 transitions. [2020-10-14 17:44:01,924 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 68 transitions. Word has length 35 [2020-10-14 17:44:01,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:44:01,924 INFO L479 AbstractCegarLoop]: Abstraction has 56 states and 68 transitions. [2020-10-14 17:44:01,925 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 17:44:01,925 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 68 transitions. [2020-10-14 17:44:01,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-10-14 17:44:01,929 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:44:01,931 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 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] [2020-10-14 17:44:01,931 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 17:44:01,931 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:44:01,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:44:01,932 INFO L82 PathProgramCache]: Analyzing trace with hash 1523157139, now seen corresponding path program 2 times [2020-10-14 17:44:01,932 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:44:01,932 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2112563265] [2020-10-14 17:44:01,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:44:01,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:01,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:01,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:01,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:02,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:02,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:06,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:06,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 66 [2020-10-14 17:44:06,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 17:44:06,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-14 17:44:06,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:06,964 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:06,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 17:44:06,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-14 17:44:06,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-14 17:44:06,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:07,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:44:07,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:07,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:07,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:07,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:44:07,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:07,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:44:07,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:07,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:07,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:44:07,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:07,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:44:07,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:07,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 17:44:07,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:07,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:07,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:07,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:07,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:07,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 17:44:07,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:07,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:07,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:07,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:07,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:07,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:07,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 17:44:07,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:07,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:07,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:07,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:44:07,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:07,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 17:44:07,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:07,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:07,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:07,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:07,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 17:44:07,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:07,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 17:44:07,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:07,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:07,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:07,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:07,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:07,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 17:44:07,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:07,079 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:07,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:07,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:07,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:07,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 17:44:07,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 17:44:07,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:07,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:07,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:07,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:44:07,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:07,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 17:44:07,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:07,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:07,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:07,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:07,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 17:44:07,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:07,102 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-14 17:44:07,102 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2112563265] [2020-10-14 17:44:07,103 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:44:07,103 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-14 17:44:07,103 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919520213] [2020-10-14 17:44:07,104 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 17:44:07,105 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:44:07,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 17:44:07,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 17:44:07,106 INFO L87 Difference]: Start difference. First operand 56 states and 68 transitions. Second operand 7 states. [2020-10-14 17:44:07,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:44:07,399 INFO L93 Difference]: Finished difference Result 152 states and 197 transitions. [2020-10-14 17:44:07,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 17:44:07,399 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 50 [2020-10-14 17:44:07,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:44:07,401 INFO L225 Difference]: With dead ends: 152 [2020-10-14 17:44:07,401 INFO L226 Difference]: Without dead ends: 109 [2020-10-14 17:44:07,404 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-10-14 17:44:07,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2020-10-14 17:44:07,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 76. [2020-10-14 17:44:07,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-10-14 17:44:07,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 94 transitions. [2020-10-14 17:44:07,430 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 94 transitions. Word has length 50 [2020-10-14 17:44:07,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:44:07,431 INFO L479 AbstractCegarLoop]: Abstraction has 76 states and 94 transitions. [2020-10-14 17:44:07,431 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 17:44:07,431 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 94 transitions. [2020-10-14 17:44:07,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-10-14 17:44:07,438 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:44:07,438 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-14 17:44:07,438 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 17:44:07,439 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:44:07,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:44:07,439 INFO L82 PathProgramCache]: Analyzing trace with hash -888447453, now seen corresponding path program 1 times [2020-10-14 17:44:07,439 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:44:07,440 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1863461589] [2020-10-14 17:44:07,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:44:07,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:07,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:07,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:07,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:07,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:08,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:08,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:12,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:12,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-14 17:44:12,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 17:44:12,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-14 17:44:12,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:12,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:12,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 17:44:12,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-10-14 17:44:12,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-14 17:44:12,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:12,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:44:12,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:12,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:12,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:12,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:44:12,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:12,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:44:12,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:12,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:12,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:44:12,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:12,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:44:12,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:12,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 17:44:12,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:12,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:12,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:12,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:12,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:12,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 17:44:12,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:12,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:12,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:12,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:12,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:12,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:12,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-14 17:44:12,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:12,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:12,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:12,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:44:12,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:12,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 17:44:12,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:12,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:12,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:12,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:12,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 17:44:12,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:12,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-14 17:44:12,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:12,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:12,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:12,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:12,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:12,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:44:12,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:12,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:12,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:12,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:12,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:12,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:12,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 17:44:12,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:12,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:12,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:12,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:44:12,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:12,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 17:44:12,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:12,593 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:12,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:12,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:12,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 17:44:12,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:12,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-14 17:44:12,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:12,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:12,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:12,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:12,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:12,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:44:12,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:12,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:12,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:12,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:12,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:12,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:12,619 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-10-14 17:44:12,620 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1863461589] [2020-10-14 17:44:12,620 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:44:12,621 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-14 17:44:12,621 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405872667] [2020-10-14 17:44:12,621 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 17:44:12,622 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:44:12,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 17:44:12,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-10-14 17:44:12,623 INFO L87 Difference]: Start difference. First operand 76 states and 94 transitions. Second operand 8 states. [2020-10-14 17:44:12,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:44:12,916 INFO L93 Difference]: Finished difference Result 188 states and 244 transitions. [2020-10-14 17:44:12,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 17:44:12,917 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 66 [2020-10-14 17:44:12,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:44:12,919 INFO L225 Difference]: With dead ends: 188 [2020-10-14 17:44:12,921 INFO L226 Difference]: Without dead ends: 130 [2020-10-14 17:44:12,923 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2020-10-14 17:44:12,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2020-10-14 17:44:12,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 97. [2020-10-14 17:44:12,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2020-10-14 17:44:12,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 123 transitions. [2020-10-14 17:44:12,955 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 123 transitions. Word has length 66 [2020-10-14 17:44:12,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:44:12,955 INFO L479 AbstractCegarLoop]: Abstraction has 97 states and 123 transitions. [2020-10-14 17:44:12,955 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 17:44:12,955 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 123 transitions. [2020-10-14 17:44:12,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-10-14 17:44:12,957 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:44:12,960 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2020-10-14 17:44:12,961 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 17:44:12,961 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:44:12,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:44:12,961 INFO L82 PathProgramCache]: Analyzing trace with hash 560794991, now seen corresponding path program 2 times [2020-10-14 17:44:12,962 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:44:12,962 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1368784821] [2020-10-14 17:44:12,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:44:12,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:12,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:12,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:13,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:13,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:13,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:17,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:17,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-14 17:44:17,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 17:44:17,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-14 17:44:17,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:17,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:17,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-14 17:44:17,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 17:44:17,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-14 17:44:17,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:18,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:44:18,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:18,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:18,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:18,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:44:18,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:18,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:44:18,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:18,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:18,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:44:18,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:18,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:44:18,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:18,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 17:44:18,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:18,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:18,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:18,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:18,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:18,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:44:18,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:18,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:18,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:18,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:18,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:18,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:18,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 17:44:18,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:18,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:18,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:18,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:44:18,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:18,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 17:44:18,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:18,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:18,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 17:44:18,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:18,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 17:44:18,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:18,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 17:44:18,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:18,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:18,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:18,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:18,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:18,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 17:44:18,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 17:44:18,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:18,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:18,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:18,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:18,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:18,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:18,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-14 17:44:18,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:18,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:18,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:18,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:44:18,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:18,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 17:44:18,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:18,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:18,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 17:44:18,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:18,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 17:44:18,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:18,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-14 17:44:18,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:18,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:18,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:18,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:18,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:18,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 17:44:18,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:18,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:18,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 17:44:18,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 17:44:18,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:18,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:18,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-14 17:44:18,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:18,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:18,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:18,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:18,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:18,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:44:18,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:18,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:18,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:44:18,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:44:18,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:44:18,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:18,183 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 33 proven. 11 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2020-10-14 17:44:18,184 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1368784821] [2020-10-14 17:44:18,184 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:44:18,184 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-14 17:44:18,184 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5144163] [2020-10-14 17:44:18,185 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-14 17:44:18,185 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:44:18,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-14 17:44:18,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-10-14 17:44:18,186 INFO L87 Difference]: Start difference. First operand 97 states and 123 transitions. Second operand 12 states. [2020-10-14 17:44:18,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:44:18,668 INFO L93 Difference]: Finished difference Result 175 states and 233 transitions. [2020-10-14 17:44:18,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-14 17:44:18,669 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 78 [2020-10-14 17:44:18,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:44:18,671 INFO L225 Difference]: With dead ends: 175 [2020-10-14 17:44:18,671 INFO L226 Difference]: Without dead ends: 122 [2020-10-14 17:44:18,673 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=348, Unknown=0, NotChecked=0, Total=420 [2020-10-14 17:44:18,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2020-10-14 17:44:18,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 105. [2020-10-14 17:44:18,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-10-14 17:44:18,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 133 transitions. [2020-10-14 17:44:18,688 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 133 transitions. Word has length 78 [2020-10-14 17:44:18,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:44:18,689 INFO L479 AbstractCegarLoop]: Abstraction has 105 states and 133 transitions. [2020-10-14 17:44:18,689 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-14 17:44:18,689 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 133 transitions. [2020-10-14 17:44:18,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-10-14 17:44:18,691 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:44:18,691 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 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] [2020-10-14 17:44:18,691 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 17:44:18,692 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:44:18,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:44:18,692 INFO L82 PathProgramCache]: Analyzing trace with hash -73519240, now seen corresponding path program 1 times [2020-10-14 17:44:18,692 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:44:18,693 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [906307433] [2020-10-14 17:44:18,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:44:18,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:18,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:18,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:18,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:19,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:23,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:23,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-14 17:44:23,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 17:44:23,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-14 17:44:23,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:23,706 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:23,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 17:44:23,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-14 17:44:23,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-14 17:44:23,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:23,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:44:23,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:23,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:23,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:23,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:44:23,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:23,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:44:23,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:23,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:23,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:44:23,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:23,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:44:23,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:23,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 17:44:23,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:23,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:23,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:23,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:23,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:23,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:44:23,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:23,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:23,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:23,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:23,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:23,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:23,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 17:44:23,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:23,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:23,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:23,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:44:23,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:23,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:44:23,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:23,824 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:23,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:23,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:23,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 17:44:23,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:23,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 17:44:23,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:23,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:23,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:23,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:23,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:23,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:44:23,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:23,834 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:23,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:23,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:23,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:23,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:23,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-14 17:44:23,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:23,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:23,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:23,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:44:23,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:23,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:44:23,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:23,844 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:23,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:23,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:23,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 17:44:23,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:23,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-14 17:44:23,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:23,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:23,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:23,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:23,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:23,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 17:44:23,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:23,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:23,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:23,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:23,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:23,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:23,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-14 17:44:23,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:23,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:23,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:23,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:23,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:23,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 17:44:23,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:23,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:23,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:23,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:23,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:23,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:23,879 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2020-10-14 17:44:23,879 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [906307433] [2020-10-14 17:44:23,880 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:44:23,880 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-14 17:44:23,881 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624909214] [2020-10-14 17:44:23,882 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 17:44:23,882 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:44:23,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 17:44:23,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-10-14 17:44:23,883 INFO L87 Difference]: Start difference. First operand 105 states and 133 transitions. Second operand 9 states. [2020-10-14 17:44:24,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:44:24,138 INFO L93 Difference]: Finished difference Result 244 states and 320 transitions. [2020-10-14 17:44:24,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 17:44:24,139 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 78 [2020-10-14 17:44:24,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:44:24,140 INFO L225 Difference]: With dead ends: 244 [2020-10-14 17:44:24,141 INFO L226 Difference]: Without dead ends: 159 [2020-10-14 17:44:24,142 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2020-10-14 17:44:24,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2020-10-14 17:44:24,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 126. [2020-10-14 17:44:24,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2020-10-14 17:44:24,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 162 transitions. [2020-10-14 17:44:24,163 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 162 transitions. Word has length 78 [2020-10-14 17:44:24,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:44:24,163 INFO L479 AbstractCegarLoop]: Abstraction has 126 states and 162 transitions. [2020-10-14 17:44:24,163 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 17:44:24,164 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 162 transitions. [2020-10-14 17:44:24,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-14 17:44:24,165 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:44:24,165 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 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] [2020-10-14 17:44:24,165 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 17:44:24,165 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:44:24,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:44:24,166 INFO L82 PathProgramCache]: Analyzing trace with hash 400000685, now seen corresponding path program 2 times [2020-10-14 17:44:24,166 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:44:24,166 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2080181121] [2020-10-14 17:44:24,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:44:24,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:24,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:24,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:24,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:24,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:28,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:28,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 112 [2020-10-14 17:44:28,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 17:44:28,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4640 [2020-10-14 17:44:28,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:28,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:28,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 17:44:28,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-14 17:44:28,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-10-14 17:44:28,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:28,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:44:28,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:28,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:28,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:28,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:44:28,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:28,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:44:28,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:28,891 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:28,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:44:28,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:28,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:44:28,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:28,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 17:44:28,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:28,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:28,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:28,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:28,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:28,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:44:28,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:28,899 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:28,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:28,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:28,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:28,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:28,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-14 17:44:28,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:28,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:28,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:28,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:44:28,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:28,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:44:28,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:28,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:28,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:28,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:28,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 17:44:28,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:28,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 17:44:28,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:28,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:28,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:28,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:28,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:28,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:44:28,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:28,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:28,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:28,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:28,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:28,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:28,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 17:44:28,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:28,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:28,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:28,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:44:28,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:28,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:44:28,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:28,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:28,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:28,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:28,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 17:44:28,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:28,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-14 17:44:28,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:28,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:28,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:28,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:28,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:28,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:44:28,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:28,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:28,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:28,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:28,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:28,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:28,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-14 17:44:28,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:28,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:28,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:28,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:28,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:28,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:44:28,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:28,956 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:28,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:28,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:28,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:28,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:28,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 17:44:28,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:28,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:28,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:28,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:28,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:28,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:44:28,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:28,966 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:28,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:28,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:28,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:28,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:28,977 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2020-10-14 17:44:28,978 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2080181121] [2020-10-14 17:44:28,978 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:44:28,978 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-14 17:44:28,979 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880487573] [2020-10-14 17:44:28,979 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 17:44:28,979 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:44:28,980 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 17:44:28,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2020-10-14 17:44:28,980 INFO L87 Difference]: Start difference. First operand 126 states and 162 transitions. Second operand 10 states. [2020-10-14 17:44:29,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:44:29,269 INFO L93 Difference]: Finished difference Result 284 states and 376 transitions. [2020-10-14 17:44:29,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 17:44:29,269 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 90 [2020-10-14 17:44:29,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:44:29,272 INFO L225 Difference]: With dead ends: 284 [2020-10-14 17:44:29,273 INFO L226 Difference]: Without dead ends: 180 [2020-10-14 17:44:29,274 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2020-10-14 17:44:29,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2020-10-14 17:44:29,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 147. [2020-10-14 17:44:29,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2020-10-14 17:44:29,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 191 transitions. [2020-10-14 17:44:29,304 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 191 transitions. Word has length 90 [2020-10-14 17:44:29,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:44:29,305 INFO L479 AbstractCegarLoop]: Abstraction has 147 states and 191 transitions. [2020-10-14 17:44:29,305 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 17:44:29,305 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 191 transitions. [2020-10-14 17:44:29,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-10-14 17:44:29,310 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:44:29,310 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 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] [2020-10-14 17:44:29,311 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 17:44:29,311 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:44:29,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:44:29,311 INFO L82 PathProgramCache]: Analyzing trace with hash -926360414, now seen corresponding path program 3 times [2020-10-14 17:44:29,311 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:44:29,312 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1586703701] [2020-10-14 17:44:29,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:44:29,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:29,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:29,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:29,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:30,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:34,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:34,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 126 [2020-10-14 17:44:34,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 17:44:34,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-14 17:44:34,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:34,332 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:34,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 17:44:34,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-14 17:44:34,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-14 17:44:34,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:34,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:44:34,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:34,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:34,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:34,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:44:34,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:34,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:44:34,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:34,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:34,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:44:34,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:34,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:44:34,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:34,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-14 17:44:34,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:34,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:34,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:34,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:34,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:34,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:44:34,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:34,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:34,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:34,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:34,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:34,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:34,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 17:44:34,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:34,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:34,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:34,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:44:34,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:34,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:44:34,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:34,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:34,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:34,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:34,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 17:44:34,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:34,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-14 17:44:34,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:34,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:34,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:34,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:34,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:34,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:44:34,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:34,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:34,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:34,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:34,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:34,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:34,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-14 17:44:34,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:34,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:34,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:34,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:44:34,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:34,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:44:34,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:34,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:34,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:34,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:34,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 17:44:34,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:34,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 17:44:34,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:34,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:34,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:34,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:34,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:34,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:44:34,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:34,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:34,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:34,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:34,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:34,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:34,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-14 17:44:34,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:34,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:34,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:34,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:34,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:34,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:44:34,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:34,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:34,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:34,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:34,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:34,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:34,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-14 17:44:34,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:34,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:34,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:34,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:34,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:34,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:44:34,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:34,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:34,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:34,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:34,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:34,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:34,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 17:44:34,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:34,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:34,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:34,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:34,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:34,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:44:34,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:34,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:34,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:34,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:34,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:34,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:34,506 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 83 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2020-10-14 17:44:34,506 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1586703701] [2020-10-14 17:44:34,507 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:44:34,507 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-14 17:44:34,507 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2146131535] [2020-10-14 17:44:34,508 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 17:44:34,509 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:44:34,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 17:44:34,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2020-10-14 17:44:34,509 INFO L87 Difference]: Start difference. First operand 147 states and 191 transitions. Second operand 11 states. [2020-10-14 17:44:34,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:44:34,819 INFO L93 Difference]: Finished difference Result 324 states and 432 transitions. [2020-10-14 17:44:34,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 17:44:34,821 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 102 [2020-10-14 17:44:34,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:44:34,823 INFO L225 Difference]: With dead ends: 324 [2020-10-14 17:44:34,823 INFO L226 Difference]: Without dead ends: 201 [2020-10-14 17:44:34,826 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-10-14 17:44:34,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2020-10-14 17:44:34,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 168. [2020-10-14 17:44:34,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168 states. [2020-10-14 17:44:34,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 220 transitions. [2020-10-14 17:44:34,850 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 220 transitions. Word has length 102 [2020-10-14 17:44:34,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:44:34,852 INFO L479 AbstractCegarLoop]: Abstraction has 168 states and 220 transitions. [2020-10-14 17:44:34,853 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 17:44:34,853 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 220 transitions. [2020-10-14 17:44:34,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-10-14 17:44:34,854 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:44:34,855 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 5, 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] [2020-10-14 17:44:34,855 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 17:44:34,855 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:44:34,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:44:34,855 INFO L82 PathProgramCache]: Analyzing trace with hash 1340031319, now seen corresponding path program 4 times [2020-10-14 17:44:34,856 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:44:34,856 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1156722310] [2020-10-14 17:44:34,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:44:34,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:34,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:34,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:34,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:35,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:39,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:39,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 140 [2020-10-14 17:44:39,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 17:44:39,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-14 17:44:39,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:39,876 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:39,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-14 17:44:39,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-14 17:44:39,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 100 [2020-10-14 17:44:39,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:39,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:44:39,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:39,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:39,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:39,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:44:39,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:39,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:44:39,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:39,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:39,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:44:39,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:39,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:44:39,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 17:44:39,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-14 17:44:39,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:39,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:39,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:39,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:39,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:39,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 17:44:39,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:39,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:39,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:39,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:39,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:39,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:39,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 17:44:39,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:39,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:40,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:40,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:44:40,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:40,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 17:44:40,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:40,002 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:40,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:40,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:40,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 17:44:40,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:40,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 17:44:40,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:40,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:40,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:40,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:40,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:40,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 17:44:40,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:40,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:40,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:40,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:40,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:40,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:40,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-14 17:44:40,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:40,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:40,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:40,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:44:40,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:40,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 17:44:40,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:40,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:40,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:40,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:40,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 17:44:40,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:40,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-14 17:44:40,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:40,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:40,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:40,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:40,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:40,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 17:44:40,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:40,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:40,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:40,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:40,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:40,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:40,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-14 17:44:40,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:40,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:40,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:40,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:40,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:40,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 17:44:40,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:40,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:40,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:40,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:40,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:40,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:40,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 17:44:40,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:40,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:40,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:40,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:40,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:40,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 17:44:40,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:40,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:40,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:40,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:40,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:40,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:40,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 17:44:40,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:40,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:40,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:40,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:40,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:40,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 17:44:40,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:40,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:40,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:40,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:40,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:40,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:40,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-14 17:44:40,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:40,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:40,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:40,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:40,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:40,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:44:40,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:40,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:40,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:40,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:40,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:40,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:40,132 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2020-10-14 17:44:40,139 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1156722310] [2020-10-14 17:44:40,140 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:44:40,140 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-14 17:44:40,141 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339862990] [2020-10-14 17:44:40,143 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-14 17:44:40,144 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:44:40,144 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-14 17:44:40,145 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2020-10-14 17:44:40,145 INFO L87 Difference]: Start difference. First operand 168 states and 220 transitions. Second operand 12 states. [2020-10-14 17:44:40,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:44:40,595 INFO L93 Difference]: Finished difference Result 364 states and 488 transitions. [2020-10-14 17:44:40,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-14 17:44:40,596 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 114 [2020-10-14 17:44:40,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:44:40,599 INFO L225 Difference]: With dead ends: 364 [2020-10-14 17:44:40,599 INFO L226 Difference]: Without dead ends: 222 [2020-10-14 17:44:40,601 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2020-10-14 17:44:40,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2020-10-14 17:44:40,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 189. [2020-10-14 17:44:40,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2020-10-14 17:44:40,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 249 transitions. [2020-10-14 17:44:40,637 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 249 transitions. Word has length 114 [2020-10-14 17:44:40,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:44:40,637 INFO L479 AbstractCegarLoop]: Abstraction has 189 states and 249 transitions. [2020-10-14 17:44:40,637 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-14 17:44:40,638 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 249 transitions. [2020-10-14 17:44:40,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-10-14 17:44:40,641 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:44:40,642 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 6, 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] [2020-10-14 17:44:40,642 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-14 17:44:40,642 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:44:40,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:44:40,643 INFO L82 PathProgramCache]: Analyzing trace with hash 112444620, now seen corresponding path program 5 times [2020-10-14 17:44:40,643 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:44:40,643 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2034081010] [2020-10-14 17:44:40,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:44:40,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:40,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:40,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:40,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:42,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:45,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:45,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 154 [2020-10-14 17:44:45,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 17:44:45,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-14 17:44:45,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:45,670 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:45,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-14 17:44:45,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-14 17:44:45,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 112 [2020-10-14 17:44:45,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:45,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:44:45,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:45,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:45,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:45,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:44:45,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:45,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:44:45,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:45,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:45,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:44:45,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:45,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:44:45,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:45,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 17:44:45,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:45,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:45,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:45,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:45,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:45,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:44:45,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:45,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:45,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:45,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:45,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:45,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:45,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 17:44:45,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:45,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:45,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:45,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:44:45,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:45,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:44:45,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:45,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:45,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:45,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:45,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 17:44:45,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:45,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-14 17:44:45,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:45,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:45,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:45,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:45,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:45,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 17:44:45,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:45,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:45,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:45,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:45,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:45,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:45,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-14 17:44:45,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:45,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:45,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:45,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:44:45,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:45,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:44:45,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:45,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:45,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:45,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:45,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 17:44:45,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:45,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-14 17:44:45,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:45,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:45,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:45,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:45,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:45,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 17:44:45,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:45,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:45,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:45,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:45,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:45,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:45,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-14 17:44:45,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:45,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:45,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:45,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:45,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:45,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:44:45,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:45,836 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:45,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:45,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:45,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:45,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:45,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-14 17:44:45,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:45,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:45,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:45,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:45,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:45,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 17:44:45,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:45,851 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:45,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:45,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:45,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:45,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:45,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 17:44:45,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:45,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:45,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:45,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:45,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:45,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 17:44:45,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:45,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:45,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:45,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:45,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:45,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:45,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 17:44:45,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:45,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:45,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:45,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:45,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:45,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 17:44:45,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:45,876 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:45,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:45,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:45,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:45,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:45,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 17:44:45,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:45,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:45,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:45,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:45,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:45,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:44:45,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:45,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:45,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:45,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:45,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:45,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:44:45,906 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2020-10-14 17:44:45,907 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2034081010] [2020-10-14 17:44:45,907 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:44:45,907 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-14 17:44:45,908 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597960092] [2020-10-14 17:44:45,908 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-14 17:44:45,908 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:44:45,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-14 17:44:45,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2020-10-14 17:44:45,910 INFO L87 Difference]: Start difference. First operand 189 states and 249 transitions. Second operand 13 states. [2020-10-14 17:44:46,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:44:46,291 INFO L93 Difference]: Finished difference Result 404 states and 544 transitions. [2020-10-14 17:44:46,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-14 17:44:46,292 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 126 [2020-10-14 17:44:46,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:44:46,294 INFO L225 Difference]: With dead ends: 404 [2020-10-14 17:44:46,294 INFO L226 Difference]: Without dead ends: 243 [2020-10-14 17:44:46,296 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=75, Invalid=135, Unknown=0, NotChecked=0, Total=210 [2020-10-14 17:44:46,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2020-10-14 17:44:46,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 210. [2020-10-14 17:44:46,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210 states. [2020-10-14 17:44:46,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 278 transitions. [2020-10-14 17:44:46,314 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 278 transitions. Word has length 126 [2020-10-14 17:44:46,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:44:46,314 INFO L479 AbstractCegarLoop]: Abstraction has 210 states and 278 transitions. [2020-10-14 17:44:46,314 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-14 17:44:46,314 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 278 transitions. [2020-10-14 17:44:46,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-14 17:44:46,316 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:44:46,317 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 7, 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] [2020-10-14 17:44:46,317 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-14 17:44:46,317 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:44:46,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:44:46,317 INFO L82 PathProgramCache]: Analyzing trace with hash 940275457, now seen corresponding path program 6 times [2020-10-14 17:44:46,318 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:44:46,318 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [563283484] [2020-10-14 17:44:46,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:44:46,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:46,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:46,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:46,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:47,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:51,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:51,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 168 [2020-10-14 17:44:51,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 17:44:51,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-14 17:44:51,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:51,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:51,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-14 17:44:51,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-14 17:44:51,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 124 [2020-10-14 17:44:51,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:51,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:44:51,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:51,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:51,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:51,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:44:51,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:51,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:44:51,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:51,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:51,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:44:51,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:51,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:44:51,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:51,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-14 17:44:51,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:51,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:51,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:51,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:51,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:51,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:44:51,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:51,459 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:51,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:51,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:51,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:51,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:51,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 17:44:51,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:51,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:51,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:51,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:44:51,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:51,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:44:51,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:51,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:51,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:51,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:51,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 17:44:51,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:51,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 17:44:51,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:51,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:51,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:51,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:51,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:51,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:44:51,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:51,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:51,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:51,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:51,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:51,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:51,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-14 17:44:51,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:51,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:51,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:51,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:44:51,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:51,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:44:51,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:51,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:51,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:51,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:51,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 17:44:51,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:51,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-14 17:44:51,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:51,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:51,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:51,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:51,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:51,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:44:51,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:51,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:51,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:51,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:51,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:51,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:51,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-14 17:44:51,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:51,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:51,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:51,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:51,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:51,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:44:51,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:51,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:51,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:51,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:51,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:51,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:51,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-14 17:44:51,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:51,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:51,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:51,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:51,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:51,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:44:51,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:51,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:51,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:51,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:51,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:51,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:51,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 17:44:51,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:51,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:51,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:51,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:51,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:51,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:44:51,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:51,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:51,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:51,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:51,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:51,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:51,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-14 17:44:51,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:51,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:51,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:51,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:51,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:51,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:44:51,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:51,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:51,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:51,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:51,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:51,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:51,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-14 17:44:51,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:51,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:51,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:51,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:51,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:51,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:44:51,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:51,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:51,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:51,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:51,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:51,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:51,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-14 17:44:51,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:51,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:51,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:51,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:51,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:51,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:44:51,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:51,552 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:51,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:51,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:51,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:51,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:51,570 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 0 proven. 191 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2020-10-14 17:44:51,570 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [563283484] [2020-10-14 17:44:51,570 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:44:51,571 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-14 17:44:51,571 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608954781] [2020-10-14 17:44:51,571 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-14 17:44:51,571 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:44:51,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-14 17:44:51,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=112, Unknown=0, NotChecked=0, Total=182 [2020-10-14 17:44:51,572 INFO L87 Difference]: Start difference. First operand 210 states and 278 transitions. Second operand 14 states. [2020-10-14 17:44:51,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:44:51,916 INFO L93 Difference]: Finished difference Result 444 states and 600 transitions. [2020-10-14 17:44:51,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-14 17:44:51,917 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 138 [2020-10-14 17:44:51,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:44:51,919 INFO L225 Difference]: With dead ends: 444 [2020-10-14 17:44:51,919 INFO L226 Difference]: Without dead ends: 264 [2020-10-14 17:44:51,921 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=87, Invalid=153, Unknown=0, NotChecked=0, Total=240 [2020-10-14 17:44:51,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2020-10-14 17:44:51,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 231. [2020-10-14 17:44:51,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 231 states. [2020-10-14 17:44:51,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 307 transitions. [2020-10-14 17:44:51,939 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 307 transitions. Word has length 138 [2020-10-14 17:44:51,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:44:51,940 INFO L479 AbstractCegarLoop]: Abstraction has 231 states and 307 transitions. [2020-10-14 17:44:51,940 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-14 17:44:51,940 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 307 transitions. [2020-10-14 17:44:51,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-10-14 17:44:51,942 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:44:51,942 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 8, 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] [2020-10-14 17:44:51,943 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-14 17:44:51,943 INFO L427 AbstractCegarLoop]: === Iteration 12 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:44:51,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:44:51,943 INFO L82 PathProgramCache]: Analyzing trace with hash -1193842698, now seen corresponding path program 7 times [2020-10-14 17:44:51,943 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:44:51,944 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1741390514] [2020-10-14 17:44:51,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:44:51,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:51,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:51,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:51,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:53,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:56,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:56,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 182 [2020-10-14 17:44:56,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 17:44:56,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-14 17:44:56,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:56,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:56,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-14 17:44:56,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-14 17:44:56,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 136 [2020-10-14 17:44:56,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:57,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:44:57,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:57,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:57,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:57,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:44:57,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:57,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:44:57,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:57,083 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:57,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:44:57,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:57,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:44:57,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:57,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 17:44:57,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:57,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:57,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:57,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:57,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:57,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:44:57,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:57,088 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:57,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:57,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:57,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:57,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:57,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-14 17:44:57,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:57,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:57,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:57,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:44:57,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:57,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:44:57,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:57,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:57,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:57,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:57,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 17:44:57,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:57,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-14 17:44:57,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:57,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:57,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:57,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:57,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:57,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:44:57,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:57,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:57,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:57,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:57,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:57,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:57,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-14 17:44:57,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:57,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:57,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:57,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:44:57,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:57,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:44:57,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:57,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:57,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:57,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:57,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 17:44:57,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:57,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-14 17:44:57,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:57,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:57,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:57,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:57,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:57,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:44:57,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:57,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:57,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:57,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:57,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:57,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:57,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 17:44:57,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:57,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:57,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:57,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:57,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:57,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:44:57,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:57,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:57,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:57,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:57,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:57,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:57,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 17:44:57,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:57,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:57,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:57,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:57,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:57,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:44:57,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:57,147 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:57,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:57,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:57,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:57,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:57,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 17:44:57,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:57,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:57,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:57,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:57,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:57,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:44:57,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:57,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:57,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:57,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:57,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:57,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:57,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 17:44:57,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:57,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:57,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:57,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:57,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:57,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:44:57,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:57,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:57,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:57,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:57,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:57,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:57,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 17:44:57,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:57,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:57,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:57,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:57,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:57,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:44:57,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:57,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:57,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:57,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:57,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:57,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:57,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-14 17:44:57,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:57,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:57,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:57,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:57,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:57,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:44:57,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:57,176 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:57,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:57,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:57,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:57,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:57,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-14 17:44:57,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:57,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:57,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:44:57,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:44:57,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:44:57,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:44:57,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:44:57,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:44:57,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:44:57,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:44:57,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:44:57,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:44:57,210 INFO L134 CoverageAnalysis]: Checked inductivity of 556 backedges. 0 proven. 237 refuted. 0 times theorem prover too weak. 319 trivial. 0 not checked. [2020-10-14 17:44:57,210 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1741390514] [2020-10-14 17:44:57,210 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:44:57,210 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-14 17:44:57,211 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019918176] [2020-10-14 17:44:57,211 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-14 17:44:57,211 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:44:57,211 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-14 17:44:57,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=128, Unknown=0, NotChecked=0, Total=210 [2020-10-14 17:44:57,212 INFO L87 Difference]: Start difference. First operand 231 states and 307 transitions. Second operand 15 states. [2020-10-14 17:44:57,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:44:57,588 INFO L93 Difference]: Finished difference Result 484 states and 656 transitions. [2020-10-14 17:44:57,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-14 17:44:57,589 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 150 [2020-10-14 17:44:57,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:44:57,591 INFO L225 Difference]: With dead ends: 484 [2020-10-14 17:44:57,591 INFO L226 Difference]: Without dead ends: 285 [2020-10-14 17:44:57,593 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=100, Invalid=172, Unknown=0, NotChecked=0, Total=272 [2020-10-14 17:44:57,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2020-10-14 17:44:57,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 252. [2020-10-14 17:44:57,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 252 states. [2020-10-14 17:44:57,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 336 transitions. [2020-10-14 17:44:57,613 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 336 transitions. Word has length 150 [2020-10-14 17:44:57,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:44:57,613 INFO L479 AbstractCegarLoop]: Abstraction has 252 states and 336 transitions. [2020-10-14 17:44:57,613 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-14 17:44:57,613 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 336 transitions. [2020-10-14 17:44:57,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-14 17:44:57,616 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:44:57,616 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 9, 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] [2020-10-14 17:44:57,617 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-14 17:44:57,617 INFO L427 AbstractCegarLoop]: === Iteration 13 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:44:57,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:44:57,617 INFO L82 PathProgramCache]: Analyzing trace with hash 1093969835, now seen corresponding path program 8 times [2020-10-14 17:44:57,617 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:44:57,618 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [562421516] [2020-10-14 17:44:57,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:44:57,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:44:57,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:57,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:57,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:44:59,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:02,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:02,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 196 [2020-10-14 17:45:02,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 17:45:02,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-14 17:45:02,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:02,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:02,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-14 17:45:02,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 39 [2020-10-14 17:45:02,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 148 [2020-10-14 17:45:02,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:02,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:45:02,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:02,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:02,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:02,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:45:02,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:02,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:02,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:02,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:02,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:02,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:02,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:02,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:45:02,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-14 17:45:02,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:02,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:02,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:02,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:02,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:02,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:02,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:02,780 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:02,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:02,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:02,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:02,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:02,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-14 17:45:02,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:02,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:02,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:02,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:45:02,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:02,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 17:45:02,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:02,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:02,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:02,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:02,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 17:45:02,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:02,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-14 17:45:02,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:02,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:02,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:02,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:02,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:02,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:45:02,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:02,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:02,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:02,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:02,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:02,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 17:45:02,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-14 17:45:02,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:02,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:02,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:02,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:45:02,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:02,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:45:02,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:02,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:02,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:02,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:02,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 17:45:02,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:02,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-14 17:45:02,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:02,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:02,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:02,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:02,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:02,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:45:02,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:02,851 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:02,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:02,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:02,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:02,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:02,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-14 17:45:02,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:02,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:02,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:02,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:02,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:02,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:45:02,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:02,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:02,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:02,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:02,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:02,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:02,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 17:45:02,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:02,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:02,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:02,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:02,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:02,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:45:02,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:02,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:02,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:02,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:02,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:02,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:02,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-14 17:45:02,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:02,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:02,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:02,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:02,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:02,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:45:02,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:02,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:02,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:02,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:02,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:02,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:02,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-14 17:45:02,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:02,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:02,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:02,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:02,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:02,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:45:02,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:02,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:02,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:02,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:02,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:02,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:02,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-14 17:45:02,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:02,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:02,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:02,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:02,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:02,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 17:45:02,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:02,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:02,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:02,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:02,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:02,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:02,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-14 17:45:02,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:02,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:02,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:02,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:02,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:02,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:45:02,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:02,920 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:02,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:02,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:02,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:02,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:45:02,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-14 17:45:02,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:02,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:02,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:02,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:02,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:02,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:45:02,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:02,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:02,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:02,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:02,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:02,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:02,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-14 17:45:02,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:02,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:02,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:02,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:02,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:02,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 17:45:02,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:02,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:02,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:02,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:02,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:02,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:45:02,967 INFO L134 CoverageAnalysis]: Checked inductivity of 677 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2020-10-14 17:45:02,967 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [562421516] [2020-10-14 17:45:02,967 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:45:02,968 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-14 17:45:02,968 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603467576] [2020-10-14 17:45:02,969 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-14 17:45:02,969 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:45:02,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-14 17:45:02,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=145, Unknown=0, NotChecked=0, Total=240 [2020-10-14 17:45:02,970 INFO L87 Difference]: Start difference. First operand 252 states and 336 transitions. Second operand 16 states. [2020-10-14 17:45:03,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:45:03,411 INFO L93 Difference]: Finished difference Result 524 states and 712 transitions. [2020-10-14 17:45:03,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-14 17:45:03,412 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 162 [2020-10-14 17:45:03,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:45:03,414 INFO L225 Difference]: With dead ends: 524 [2020-10-14 17:45:03,415 INFO L226 Difference]: Without dead ends: 306 [2020-10-14 17:45:03,416 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=114, Invalid=192, Unknown=0, NotChecked=0, Total=306 [2020-10-14 17:45:03,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2020-10-14 17:45:03,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 273. [2020-10-14 17:45:03,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 273 states. [2020-10-14 17:45:03,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 365 transitions. [2020-10-14 17:45:03,449 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 365 transitions. Word has length 162 [2020-10-14 17:45:03,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:45:03,449 INFO L479 AbstractCegarLoop]: Abstraction has 273 states and 365 transitions. [2020-10-14 17:45:03,449 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-14 17:45:03,450 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 365 transitions. [2020-10-14 17:45:03,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-10-14 17:45:03,453 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:45:03,453 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 10, 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] [2020-10-14 17:45:03,453 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-14 17:45:03,453 INFO L427 AbstractCegarLoop]: === Iteration 14 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:45:03,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:45:03,454 INFO L82 PathProgramCache]: Analyzing trace with hash -2056501728, now seen corresponding path program 9 times [2020-10-14 17:45:03,454 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:45:03,454 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1705063894] [2020-10-14 17:45:03,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:45:03,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:03,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:03,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:03,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:05,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:08,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:08,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 210 [2020-10-14 17:45:08,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 17:45:08,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-14 17:45:08,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:08,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:08,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-14 17:45:08,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-14 17:45:08,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 160 [2020-10-14 17:45:08,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:08,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:45:08,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:08,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:08,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:08,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:45:08,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:08,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:08,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:08,608 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:08,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:08,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:08,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:08,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:08,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 17:45:08,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:08,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:08,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:08,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:08,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:08,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:08,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:08,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:08,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:08,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:08,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:08,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:08,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-14 17:45:08,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:08,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:08,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:08,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:45:08,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:08,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:08,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:08,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:08,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:08,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:08,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 17:45:08,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:08,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-14 17:45:08,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:08,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:08,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:08,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:08,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:08,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:08,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:08,639 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:08,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:08,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:08,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:08,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:08,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 17:45:08,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:08,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:08,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:08,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:45:08,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:08,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:08,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:08,646 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:08,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:08,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:08,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 17:45:08,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:08,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-14 17:45:08,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:08,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:08,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:08,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:08,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:08,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:08,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:08,653 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:08,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:08,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:08,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:08,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:08,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 17:45:08,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:08,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:08,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:08,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:08,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:08,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:45:08,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:08,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:08,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:08,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:08,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:08,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:08,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 17:45:08,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:08,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:08,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:08,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:08,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:08,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:45:08,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:08,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:08,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:08,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:08,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:08,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:08,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-14 17:45:08,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:08,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:08,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:08,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:08,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:08,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:45:08,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:08,679 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:08,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:08,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:08,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:08,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:08,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-14 17:45:08,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:08,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:08,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:08,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:08,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:08,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:45:08,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:08,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:08,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:08,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:08,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:08,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:08,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-14 17:45:08,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:08,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:08,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:08,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:08,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:08,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:08,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:08,694 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:08,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:08,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:08,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:08,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:08,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-14 17:45:08,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:08,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:08,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:08,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:08,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:08,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:08,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:08,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:08,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:08,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:08,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:08,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:08,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-14 17:45:08,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:08,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:08,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:08,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:08,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:08,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:08,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:08,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:08,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:08,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:08,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:08,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:08,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-14 17:45:08,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:08,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:08,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:08,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:08,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:08,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:08,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:08,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:08,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:08,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:08,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:08,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:08,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-14 17:45:08,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:08,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:08,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:08,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:08,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:08,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:08,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:08,720 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:08,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:08,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:08,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:08,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:08,735 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 0 proven. 344 refuted. 0 times theorem prover too weak. 466 trivial. 0 not checked. [2020-10-14 17:45:08,735 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1705063894] [2020-10-14 17:45:08,736 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:45:08,736 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-14 17:45:08,736 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923371611] [2020-10-14 17:45:08,736 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-14 17:45:08,737 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:45:08,737 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-14 17:45:08,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=163, Unknown=0, NotChecked=0, Total=272 [2020-10-14 17:45:08,737 INFO L87 Difference]: Start difference. First operand 273 states and 365 transitions. Second operand 17 states. [2020-10-14 17:45:09,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:45:09,198 INFO L93 Difference]: Finished difference Result 564 states and 768 transitions. [2020-10-14 17:45:09,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-14 17:45:09,199 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 174 [2020-10-14 17:45:09,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:45:09,202 INFO L225 Difference]: With dead ends: 564 [2020-10-14 17:45:09,202 INFO L226 Difference]: Without dead ends: 327 [2020-10-14 17:45:09,205 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=129, Invalid=213, Unknown=0, NotChecked=0, Total=342 [2020-10-14 17:45:09,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2020-10-14 17:45:09,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 294. [2020-10-14 17:45:09,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 294 states. [2020-10-14 17:45:09,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 394 transitions. [2020-10-14 17:45:09,230 INFO L78 Accepts]: Start accepts. Automaton has 294 states and 394 transitions. Word has length 174 [2020-10-14 17:45:09,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:45:09,230 INFO L479 AbstractCegarLoop]: Abstraction has 294 states and 394 transitions. [2020-10-14 17:45:09,230 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-14 17:45:09,230 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 394 transitions. [2020-10-14 17:45:09,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2020-10-14 17:45:09,234 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:45:09,234 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 11, 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] [2020-10-14 17:45:09,234 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-14 17:45:09,234 INFO L427 AbstractCegarLoop]: === Iteration 15 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:45:09,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:45:09,235 INFO L82 PathProgramCache]: Analyzing trace with hash 250827605, now seen corresponding path program 10 times [2020-10-14 17:45:09,235 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:45:09,235 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1050495534] [2020-10-14 17:45:09,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:45:09,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:09,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:09,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:09,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:12,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:14,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:14,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 224 [2020-10-14 17:45:14,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 17:45:14,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-14 17:45:14,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:14,256 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:14,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-14 17:45:14,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-14 17:45:14,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 172 [2020-10-14 17:45:14,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:14,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:45:14,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:14,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:14,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:14,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:45:14,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:14,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:14,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:14,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:14,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:14,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:14,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:14,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:14,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 17:45:14,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:14,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:14,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:14,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:14,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:14,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:14,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:14,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:14,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:14,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:14,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:14,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:14,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-14 17:45:14,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:14,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:14,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:14,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:45:14,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:14,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:14,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:14,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:14,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:14,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:14,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 17:45:14,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:14,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-14 17:45:14,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:14,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:14,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:14,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:14,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:14,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:14,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:14,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:14,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:14,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:14,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:14,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:14,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-14 17:45:14,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:14,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:14,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:14,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:45:14,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:14,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:14,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:14,461 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:14,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:14,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:14,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 17:45:14,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:14,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-14 17:45:14,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:14,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:14,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:14,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:14,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:14,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:14,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:14,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:14,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:14,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:14,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:14,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:14,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-14 17:45:14,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:14,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:14,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:14,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:14,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:14,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:14,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:14,474 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:14,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:14,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:14,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:14,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:14,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 17:45:14,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:14,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:14,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:14,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:14,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:14,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:14,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:14,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:14,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:14,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:14,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:14,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:14,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 17:45:14,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:14,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:14,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:14,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:14,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:14,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:14,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:14,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:14,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:14,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:14,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:14,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:14,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 17:45:14,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:14,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:14,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:14,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:14,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:14,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:14,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:14,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:14,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:14,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:14,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:14,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:14,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-14 17:45:14,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:14,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:14,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:14,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:14,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:14,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:14,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:14,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:14,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:14,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:14,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:14,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:14,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-14 17:45:14,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:14,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:14,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:14,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:14,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:14,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:14,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:14,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:14,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:14,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:14,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:14,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:14,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-14 17:45:14,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:14,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:14,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:14,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:14,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:14,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:14,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:14,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:14,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:14,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:14,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:14,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:14,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-14 17:45:14,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:14,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:14,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:14,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:14,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:14,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:14,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:14,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:14,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:14,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:14,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:14,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:14,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-14 17:45:14,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:14,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:14,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:14,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:14,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:14,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:45:14,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:14,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:14,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:14,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:14,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:14,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:14,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-14 17:45:14,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:14,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:14,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:14,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:14,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:14,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:14,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:14,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:14,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:14,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:14,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:14,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:14,554 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 0 proven. 405 refuted. 0 times theorem prover too weak. 550 trivial. 0 not checked. [2020-10-14 17:45:14,554 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1050495534] [2020-10-14 17:45:14,554 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:45:14,554 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-14 17:45:14,555 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028470167] [2020-10-14 17:45:14,555 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-14 17:45:14,555 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:45:14,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-14 17:45:14,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=182, Unknown=0, NotChecked=0, Total=306 [2020-10-14 17:45:14,556 INFO L87 Difference]: Start difference. First operand 294 states and 394 transitions. Second operand 18 states. [2020-10-14 17:45:15,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:45:15,056 INFO L93 Difference]: Finished difference Result 604 states and 824 transitions. [2020-10-14 17:45:15,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-14 17:45:15,057 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 186 [2020-10-14 17:45:15,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:45:15,062 INFO L225 Difference]: With dead ends: 604 [2020-10-14 17:45:15,062 INFO L226 Difference]: Without dead ends: 348 [2020-10-14 17:45:15,068 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=145, Invalid=235, Unknown=0, NotChecked=0, Total=380 [2020-10-14 17:45:15,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2020-10-14 17:45:15,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 315. [2020-10-14 17:45:15,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 315 states. [2020-10-14 17:45:15,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 315 states and 423 transitions. [2020-10-14 17:45:15,108 INFO L78 Accepts]: Start accepts. Automaton has 315 states and 423 transitions. Word has length 186 [2020-10-14 17:45:15,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:45:15,109 INFO L479 AbstractCegarLoop]: Abstraction has 315 states and 423 transitions. [2020-10-14 17:45:15,109 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-14 17:45:15,109 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 423 transitions. [2020-10-14 17:45:15,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2020-10-14 17:45:15,113 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:45:15,113 INFO L422 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 12, 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] [2020-10-14 17:45:15,114 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-14 17:45:15,114 INFO L427 AbstractCegarLoop]: === Iteration 16 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:45:15,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:45:15,114 INFO L82 PathProgramCache]: Analyzing trace with hash -714416310, now seen corresponding path program 11 times [2020-10-14 17:45:15,114 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:45:15,115 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1355175137] [2020-10-14 17:45:15,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:45:15,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:15,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:15,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:15,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:18,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:20,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:20,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 238 [2020-10-14 17:45:20,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 17:45:20,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-14 17:45:20,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:20,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:20,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-14 17:45:20,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 45 [2020-10-14 17:45:20,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 184 [2020-10-14 17:45:20,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:20,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:45:20,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:20,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:20,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:20,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:45:20,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:20,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:20,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:20,323 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:20,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:20,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:20,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:20,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:20,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-14 17:45:20,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:20,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:20,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:20,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:20,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:20,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:20,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:20,328 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:20,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:20,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:20,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:20,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:20,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-14 17:45:20,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:20,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:20,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:20,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:45:20,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:20,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:20,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:20,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:20,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:20,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:20,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 17:45:20,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:20,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-14 17:45:20,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:20,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:20,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:20,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:20,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:20,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:20,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:20,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:20,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:20,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:20,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:20,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:20,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 17:45:20,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:20,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:20,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:20,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:45:20,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:20,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:20,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:20,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:20,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:20,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:20,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 17:45:20,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:20,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-14 17:45:20,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:20,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:20,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:20,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:20,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:20,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:20,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:20,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:20,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:20,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:20,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:20,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:20,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-14 17:45:20,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:20,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:20,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:20,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:20,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:20,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:20,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:20,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:20,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:20,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:20,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:20,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:20,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 17:45:20,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:20,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:20,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:20,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:20,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:20,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:20,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:20,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:20,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:20,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:20,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:20,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:20,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-14 17:45:20,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:20,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:20,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:20,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:20,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:20,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:45:20,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:20,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:20,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:20,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:20,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:20,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:20,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-14 17:45:20,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:20,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:20,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:20,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:20,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:20,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:45:20,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:20,390 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:20,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:20,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:20,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:20,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:20,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-14 17:45:20,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:20,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:20,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:20,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:20,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:20,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:45:20,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:20,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:20,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:20,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:20,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:20,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:20,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-14 17:45:20,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:20,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:20,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:20,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:20,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:20,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:20,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:20,406 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:20,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:20,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:20,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:20,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:20,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-14 17:45:20,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:20,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:20,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:20,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:20,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:20,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:20,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:20,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:20,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:20,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:20,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:20,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:20,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-14 17:45:20,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:20,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:20,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:20,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:20,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:20,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:45:20,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:20,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:20,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:20,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:20,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:20,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:20,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-14 17:45:20,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:20,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:20,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:20,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:20,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:20,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:45:20,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:20,430 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:20,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:20,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:20,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:20,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:20,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-14 17:45:20,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:20,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:20,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:20,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:20,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:20,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:20,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:20,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:20,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:20,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:20,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:20,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:20,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-14 17:45:20,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:20,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:20,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:20,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:20,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:20,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:20,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:20,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:20,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:20,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:20,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:20,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:20,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1112 backedges. 0 proven. 471 refuted. 0 times theorem prover too weak. 641 trivial. 0 not checked. [2020-10-14 17:45:20,463 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1355175137] [2020-10-14 17:45:20,463 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:45:20,464 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-14 17:45:20,464 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511702214] [2020-10-14 17:45:20,464 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-14 17:45:20,465 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:45:20,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-14 17:45:20,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=140, Invalid=202, Unknown=0, NotChecked=0, Total=342 [2020-10-14 17:45:20,465 INFO L87 Difference]: Start difference. First operand 315 states and 423 transitions. Second operand 19 states. [2020-10-14 17:45:20,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:45:20,993 INFO L93 Difference]: Finished difference Result 644 states and 880 transitions. [2020-10-14 17:45:20,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-14 17:45:20,994 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 198 [2020-10-14 17:45:20,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:45:20,998 INFO L225 Difference]: With dead ends: 644 [2020-10-14 17:45:20,998 INFO L226 Difference]: Without dead ends: 369 [2020-10-14 17:45:21,000 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=162, Invalid=258, Unknown=0, NotChecked=0, Total=420 [2020-10-14 17:45:21,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2020-10-14 17:45:21,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 336. [2020-10-14 17:45:21,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 336 states. [2020-10-14 17:45:21,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 336 states and 452 transitions. [2020-10-14 17:45:21,030 INFO L78 Accepts]: Start accepts. Automaton has 336 states and 452 transitions. Word has length 198 [2020-10-14 17:45:21,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:45:21,031 INFO L479 AbstractCegarLoop]: Abstraction has 336 states and 452 transitions. [2020-10-14 17:45:21,031 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-14 17:45:21,031 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 452 transitions. [2020-10-14 17:45:21,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2020-10-14 17:45:21,034 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:45:21,034 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 13, 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] [2020-10-14 17:45:21,034 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-14 17:45:21,035 INFO L427 AbstractCegarLoop]: === Iteration 17 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:45:21,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:45:21,035 INFO L82 PathProgramCache]: Analyzing trace with hash -1751123457, now seen corresponding path program 12 times [2020-10-14 17:45:21,035 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:45:21,035 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1167651916] [2020-10-14 17:45:21,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:45:21,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:21,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:21,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:21,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:25,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:26,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:26,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 252 [2020-10-14 17:45:26,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 17:45:26,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-14 17:45:26,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:26,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:26,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-14 17:45:26,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-14 17:45:26,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 196 [2020-10-14 17:45:26,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:26,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:45:26,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:26,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:26,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:26,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:45:26,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:26,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:26,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:26,258 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:26,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:26,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:26,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:26,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:26,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-14 17:45:26,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:26,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:26,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:26,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:26,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:26,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:26,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:26,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:26,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:26,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:26,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:26,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:26,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-14 17:45:26,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:26,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:26,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:26,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:45:26,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:26,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:45:26,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:26,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:26,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:26,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:26,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 17:45:26,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:26,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-14 17:45:26,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:26,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:26,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:26,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:26,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:26,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:26,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:26,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:26,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:26,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:26,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:26,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:26,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-14 17:45:26,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:26,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:26,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:26,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:45:26,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:26,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:26,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:26,293 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:26,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:26,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:26,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 17:45:26,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:26,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 17:45:26,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:26,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:26,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:26,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:26,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:26,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:45:26,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:26,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:26,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:26,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:26,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:26,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:26,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 17:45:26,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:26,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:26,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:26,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:26,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:26,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:26,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:26,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:26,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:26,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:26,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:26,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:26,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 17:45:26,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:26,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:26,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:26,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:26,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:26,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:26,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:26,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:26,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:26,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:26,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:26,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:26,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 17:45:26,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:26,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:26,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:26,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:26,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:26,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:26,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:26,317 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:26,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:26,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:26,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:26,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:26,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 17:45:26,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:26,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:26,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:26,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:26,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:26,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:26,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:26,323 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:26,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:26,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:26,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:26,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:26,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-14 17:45:26,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:26,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:26,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:26,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:26,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:26,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:45:26,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:26,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:26,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:26,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:26,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:26,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:26,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-14 17:45:26,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:26,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:26,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:26,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:26,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:26,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:26,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:26,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:26,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:26,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:26,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:26,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:26,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-14 17:45:26,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:26,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:26,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:26,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:26,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:26,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:45:26,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:26,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:26,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:26,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:26,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:26,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:26,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-14 17:45:26,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:26,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:26,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:26,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:26,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:26,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:45:26,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:26,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:26,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:26,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:26,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:26,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:26,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-14 17:45:26,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:26,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:26,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:26,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:26,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:26,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:45:26,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:26,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:26,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:26,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:26,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:26,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:26,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-14 17:45:26,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:26,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:26,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:26,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:26,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:26,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:26,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:26,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:26,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:26,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:26,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:26,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:26,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2020-10-14 17:45:26,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:26,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:26,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:26,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:26,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:26,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:26,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:26,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:26,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:26,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:26,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:26,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:26,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-14 17:45:26,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:26,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:26,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:26,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:26,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:26,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:45:26,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:26,385 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:26,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 17:45:26,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:26,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 17:45:26,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:26,409 INFO L134 CoverageAnalysis]: Checked inductivity of 1281 backedges. 0 proven. 542 refuted. 0 times theorem prover too weak. 739 trivial. 0 not checked. [2020-10-14 17:45:26,409 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1167651916] [2020-10-14 17:45:26,409 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:45:26,409 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-14 17:45:26,410 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022201576] [2020-10-14 17:45:26,410 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-14 17:45:26,410 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:45:26,410 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-14 17:45:26,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=157, Invalid=223, Unknown=0, NotChecked=0, Total=380 [2020-10-14 17:45:26,411 INFO L87 Difference]: Start difference. First operand 336 states and 452 transitions. Second operand 20 states. [2020-10-14 17:45:26,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:45:26,941 INFO L93 Difference]: Finished difference Result 684 states and 936 transitions. [2020-10-14 17:45:26,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-14 17:45:26,942 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 210 [2020-10-14 17:45:26,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:45:26,946 INFO L225 Difference]: With dead ends: 684 [2020-10-14 17:45:26,946 INFO L226 Difference]: Without dead ends: 390 [2020-10-14 17:45:26,948 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=180, Invalid=282, Unknown=0, NotChecked=0, Total=462 [2020-10-14 17:45:26,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2020-10-14 17:45:26,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 357. [2020-10-14 17:45:26,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 357 states. [2020-10-14 17:45:26,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 481 transitions. [2020-10-14 17:45:26,978 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 481 transitions. Word has length 210 [2020-10-14 17:45:26,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:45:26,978 INFO L479 AbstractCegarLoop]: Abstraction has 357 states and 481 transitions. [2020-10-14 17:45:26,978 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-14 17:45:26,979 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 481 transitions. [2020-10-14 17:45:26,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2020-10-14 17:45:26,981 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:45:26,982 INFO L422 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 15, 15, 14, 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] [2020-10-14 17:45:26,982 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-14 17:45:26,982 INFO L427 AbstractCegarLoop]: === Iteration 18 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:45:26,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:45:26,983 INFO L82 PathProgramCache]: Analyzing trace with hash -192171148, now seen corresponding path program 13 times [2020-10-14 17:45:26,983 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:45:26,983 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [348091913] [2020-10-14 17:45:26,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:45:27,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:27,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:27,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:27,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:32,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:32,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 266 [2020-10-14 17:45:32,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 17:45:32,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-14 17:45:32,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:32,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:32,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-14 17:45:32,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 17:45:32,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-14 17:45:32,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:32,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:45:32,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:32,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:32,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:32,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:45:32,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:32,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:45:32,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:32,233 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:32,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:32,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:32,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:32,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:45:32,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-14 17:45:32,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:32,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:32,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:32,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:32,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:32,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:32,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:32,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:32,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:32,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:32,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:32,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 17:45:32,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-14 17:45:32,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:32,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:32,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:32,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:45:32,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:32,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:32,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:32,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:32,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:32,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:45:32,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:32,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:32,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 17:45:32,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:32,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:32,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:32,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:32,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:32,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:32,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:32,271 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:32,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:32,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:32,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:32,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:32,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-14 17:45:32,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:32,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:32,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:32,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:45:32,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:32,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:32,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:32,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:32,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:32,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:45:32,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:32,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:32,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-14 17:45:32,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:32,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:32,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:32,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:32,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:32,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:32,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:32,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:32,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:32,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:32,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:32,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:32,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 17:45:32,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:32,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:32,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:32,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:32,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:32,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:32,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:32,290 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:32,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:32,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:32,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:32,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:32,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-14 17:45:32,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:32,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:32,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:32,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:32,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:32,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 17:45:32,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:32,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:32,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:32,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:32,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:32,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:32,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-14 17:45:32,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:32,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:32,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:32,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:32,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:32,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:45:32,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:32,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:32,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:32,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:32,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:32,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:45:32,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-14 17:45:32,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:32,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:32,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:32,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:32,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:32,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:32,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:32,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:32,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:32,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:32,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:32,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:32,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-14 17:45:32,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:32,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:32,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:32,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:32,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:32,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:32,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:32,322 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:32,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:32,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:32,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:32,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:32,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-14 17:45:32,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:32,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:32,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:32,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:32,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:32,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:32,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:32,327 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:32,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:32,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:32,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:32,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:32,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-14 17:45:32,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:32,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:32,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:32,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:32,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:32,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:32,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:32,332 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:32,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:32,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:32,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:32,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:32,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-14 17:45:32,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:32,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:32,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:32,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:32,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:32,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:32,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:32,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:32,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:32,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:32,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:32,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:32,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2020-10-14 17:45:32,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:32,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:32,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:32,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:32,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:32,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:32,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:32,343 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:32,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:32,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:32,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:32,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:32,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2020-10-14 17:45:32,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:32,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:32,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:32,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:32,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:32,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:32,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:32,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:32,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:32,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:32,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:32,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:32,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-10-14 17:45:32,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:32,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:32,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:32,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:32,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:32,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:32,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:32,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:32,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:32,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:32,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:32,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:32,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-10-14 17:45:32,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:32,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:32,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:32,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:32,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:32,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:32,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:32,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:32,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:32,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:32,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:32,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:32,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 17:45:32,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:32,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:32,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:32,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:32,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:32,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:32,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:32,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:32,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:32,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:32,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:32,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:32,383 INFO L134 CoverageAnalysis]: Checked inductivity of 1462 backedges. 0 proven. 256 refuted. 0 times theorem prover too weak. 1206 trivial. 0 not checked. [2020-10-14 17:45:32,383 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [348091913] [2020-10-14 17:45:32,383 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:45:32,383 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2020-10-14 17:45:32,383 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186718172] [2020-10-14 17:45:32,384 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-14 17:45:32,384 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:45:32,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-14 17:45:32,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=175, Invalid=245, Unknown=0, NotChecked=0, Total=420 [2020-10-14 17:45:32,385 INFO L87 Difference]: Start difference. First operand 357 states and 481 transitions. Second operand 21 states. [2020-10-14 17:45:33,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:45:33,084 INFO L93 Difference]: Finished difference Result 724 states and 992 transitions. [2020-10-14 17:45:33,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-14 17:45:33,086 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 222 [2020-10-14 17:45:33,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:45:33,092 INFO L225 Difference]: With dead ends: 724 [2020-10-14 17:45:33,092 INFO L226 Difference]: Without dead ends: 411 [2020-10-14 17:45:33,094 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=199, Invalid=307, Unknown=0, NotChecked=0, Total=506 [2020-10-14 17:45:33,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 411 states. [2020-10-14 17:45:33,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 411 to 378. [2020-10-14 17:45:33,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 378 states. [2020-10-14 17:45:33,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 378 states and 510 transitions. [2020-10-14 17:45:33,128 INFO L78 Accepts]: Start accepts. Automaton has 378 states and 510 transitions. Word has length 222 [2020-10-14 17:45:33,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:45:33,128 INFO L479 AbstractCegarLoop]: Abstraction has 378 states and 510 transitions. [2020-10-14 17:45:33,129 INFO L480 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-10-14 17:45:33,129 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 510 transitions. [2020-10-14 17:45:33,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2020-10-14 17:45:33,133 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:45:33,133 INFO L422 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 15, 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] [2020-10-14 17:45:33,133 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-10-14 17:45:33,133 INFO L427 AbstractCegarLoop]: === Iteration 19 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:45:33,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:45:33,134 INFO L82 PathProgramCache]: Analyzing trace with hash 1146297257, now seen corresponding path program 14 times [2020-10-14 17:45:33,134 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:45:33,134 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [149199529] [2020-10-14 17:45:33,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:45:33,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:33,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:33,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:33,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:38,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:38,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 280 [2020-10-14 17:45:38,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 17:45:38,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-14 17:45:38,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:38,148 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:38,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-14 17:45:38,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 17:45:38,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-14 17:45:38,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:38,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:45:38,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:38,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:38,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:38,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:45:38,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:38,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:38,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:38,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:38,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:38,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:38,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:38,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:38,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-14 17:45:38,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:38,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:38,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:38,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:38,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:38,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:38,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:38,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:38,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:38,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:38,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:38,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:38,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 17:45:38,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:38,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:38,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:38,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:45:38,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:38,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:38,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:38,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:38,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:38,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:45:38,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:38,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:38,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-14 17:45:38,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:38,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:38,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:38,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:38,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:38,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:38,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:38,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:38,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:38,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:38,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:38,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:38,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-14 17:45:38,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:38,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:38,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:38,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:45:38,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:38,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:38,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:38,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:38,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:38,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:45:38,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:38,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:38,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 17:45:38,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:38,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:38,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:38,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:38,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:38,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:38,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:38,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:38,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:38,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:38,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:38,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:38,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 17:45:38,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:38,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:38,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:38,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:38,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:38,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:38,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:38,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:38,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:38,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:38,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:38,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:38,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-14 17:45:38,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:38,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:38,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:38,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:38,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:38,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:38,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:38,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:38,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:38,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:38,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:38,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:38,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-14 17:45:38,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:38,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:38,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:38,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:38,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:38,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:38,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:38,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:38,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:38,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:38,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:38,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:38,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-14 17:45:38,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:38,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:38,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:38,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:38,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:38,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:38,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:38,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:38,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:38,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:38,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:38,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:38,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-14 17:45:38,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:38,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:38,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:38,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:38,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:38,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:38,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:38,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:38,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:38,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:38,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:38,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:38,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-14 17:45:38,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:38,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:38,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:38,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:38,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:38,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:38,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:38,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:38,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:38,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:38,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:38,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:38,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-14 17:45:38,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:38,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:38,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:38,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:38,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:38,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:38,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:38,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:38,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:38,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:38,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:38,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:38,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-14 17:45:38,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:38,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:38,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:38,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:38,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:38,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:38,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:38,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:38,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:38,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:38,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:38,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:38,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-14 17:45:38,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:38,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:38,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:38,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:38,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:38,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:38,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:38,461 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:38,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:38,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:38,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:38,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:38,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-14 17:45:38,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:38,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:38,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:38,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:38,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:38,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:38,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:38,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:38,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:38,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:38,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:38,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:38,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2020-10-14 17:45:38,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:38,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:38,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:38,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:38,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:38,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:38,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:38,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:38,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:38,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:38,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:38,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:38,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2020-10-14 17:45:38,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:38,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:38,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:38,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:38,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:38,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:38,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:38,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:38,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:38,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:38,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:38,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:38,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2020-10-14 17:45:38,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:38,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:38,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:38,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:38,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:38,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:38,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:38,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:38,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:38,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:38,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:38,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:38,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-10-14 17:45:38,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:38,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:38,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:38,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:38,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:38,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:38,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:38,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:38,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:38,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:38,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:38,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:38,510 INFO L134 CoverageAnalysis]: Checked inductivity of 1655 backedges. 0 proven. 289 refuted. 0 times theorem prover too weak. 1366 trivial. 0 not checked. [2020-10-14 17:45:38,510 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [149199529] [2020-10-14 17:45:38,510 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:45:38,510 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-10-14 17:45:38,510 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355215678] [2020-10-14 17:45:38,511 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-14 17:45:38,511 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:45:38,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-14 17:45:38,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=194, Invalid=268, Unknown=0, NotChecked=0, Total=462 [2020-10-14 17:45:38,512 INFO L87 Difference]: Start difference. First operand 378 states and 510 transitions. Second operand 22 states. [2020-10-14 17:45:39,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:45:39,379 INFO L93 Difference]: Finished difference Result 764 states and 1048 transitions. [2020-10-14 17:45:39,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-14 17:45:39,380 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 234 [2020-10-14 17:45:39,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:45:39,385 INFO L225 Difference]: With dead ends: 764 [2020-10-14 17:45:39,385 INFO L226 Difference]: Without dead ends: 432 [2020-10-14 17:45:39,388 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=219, Invalid=333, Unknown=0, NotChecked=0, Total=552 [2020-10-14 17:45:39,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 432 states. [2020-10-14 17:45:39,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 432 to 399. [2020-10-14 17:45:39,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 399 states. [2020-10-14 17:45:39,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 539 transitions. [2020-10-14 17:45:39,438 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 539 transitions. Word has length 234 [2020-10-14 17:45:39,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:45:39,439 INFO L479 AbstractCegarLoop]: Abstraction has 399 states and 539 transitions. [2020-10-14 17:45:39,439 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-14 17:45:39,439 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 539 transitions. [2020-10-14 17:45:39,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2020-10-14 17:45:39,446 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:45:39,446 INFO L422 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 18, 17, 17, 16, 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] [2020-10-14 17:45:39,447 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-10-14 17:45:39,447 INFO L427 AbstractCegarLoop]: === Iteration 20 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:45:39,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:45:39,447 INFO L82 PathProgramCache]: Analyzing trace with hash 826753694, now seen corresponding path program 15 times [2020-10-14 17:45:39,448 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:45:39,448 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [296369824] [2020-10-14 17:45:39,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:45:39,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:39,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:39,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:39,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:44,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:44,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 294 [2020-10-14 17:45:44,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 17:45:44,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5036 [2020-10-14 17:45:44,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:44,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:44,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-10-14 17:45:44,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 17:45:44,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-14 17:45:44,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:44,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:45:44,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:44,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:44,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:44,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:45:44,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:44,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:44,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:44,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:44,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:44,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:44,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:44,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:44,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-14 17:45:44,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:44,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:44,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:44,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:44,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:44,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:44,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:44,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:44,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:44,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:44,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:44,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:44,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-14 17:45:44,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:44,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:44,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:44,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:45:44,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:44,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:44,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:44,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:44,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:44,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:45:44,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:44,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:44,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-14 17:45:44,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:44,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:44,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:44,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:44,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:44,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:44,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:44,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:44,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:44,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:44,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:44,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:44,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-14 17:45:44,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:44,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:44,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:44,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:45:44,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:44,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:44,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:44,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:44,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:44,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:45:44,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:44,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:44,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-14 17:45:44,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:44,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:44,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:44,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:44,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:44,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:44,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:44,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:44,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:44,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:44,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:44,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:44,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 17:45:44,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:44,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:44,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:44,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:44,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:44,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:44,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:44,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:44,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:44,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:44,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:44,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:44,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 17:45:44,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:44,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:44,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:44,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:44,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:44,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:44,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:44,819 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:44,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:44,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:44,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:44,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:44,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 17:45:44,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:44,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:44,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:44,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:44,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:44,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:44,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:44,827 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:44,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:44,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:44,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:44,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:44,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-14 17:45:44,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:44,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:44,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:44,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:44,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:44,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:44,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:44,834 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:44,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:44,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:44,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:44,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:44,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-14 17:45:44,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:44,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:44,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:44,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:44,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:44,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:44,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:44,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:44,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:44,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:44,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:44,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:44,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-14 17:45:44,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:44,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:44,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:44,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:44,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:44,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:44,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:44,849 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:44,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:44,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:44,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:44,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:44,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-14 17:45:44,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:44,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:44,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:44,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:44,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:44,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:44,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:44,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:44,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:44,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:44,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:44,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:44,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-14 17:45:44,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:44,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:44,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:44,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:44,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:44,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:44,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:44,866 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:44,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:44,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:44,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:44,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:45:44,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-14 17:45:44,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:44,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:44,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:44,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:44,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:44,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:44,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:44,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:44,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:44,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:44,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:44,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:45:44,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2020-10-14 17:45:44,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:44,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:44,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:44,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:44,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:44,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:44,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:44,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:44,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:44,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:44,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:44,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:44,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2020-10-14 17:45:44,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:44,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:44,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:44,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:44,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:44,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:44,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:44,891 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:44,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:44,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:44,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:44,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:44,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2020-10-14 17:45:44,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:44,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:44,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:44,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:44,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:44,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:45:44,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:44,905 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:44,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:44,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:44,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:44,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:44,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-10-14 17:45:44,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:44,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:44,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:44,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:44,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:44,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:44,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:44,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:44,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:44,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:44,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:44,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:44,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-14 17:45:44,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:44,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:44,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:44,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:44,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:44,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:44,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:44,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:44,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:44,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:44,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:44,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:44,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-14 17:45:44,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:44,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:44,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:44,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:44,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:44,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:45:44,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:44,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:44,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:44,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:44,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:44,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:44,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 324 refuted. 0 times theorem prover too weak. 1536 trivial. 0 not checked. [2020-10-14 17:45:44,963 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [296369824] [2020-10-14 17:45:44,963 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:45:44,963 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-10-14 17:45:44,963 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191371849] [2020-10-14 17:45:44,964 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-14 17:45:44,964 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:45:44,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-14 17:45:44,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=214, Invalid=292, Unknown=0, NotChecked=0, Total=506 [2020-10-14 17:45:44,964 INFO L87 Difference]: Start difference. First operand 399 states and 539 transitions. Second operand 23 states. [2020-10-14 17:45:45,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:45:45,734 INFO L93 Difference]: Finished difference Result 804 states and 1104 transitions. [2020-10-14 17:45:45,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-14 17:45:45,734 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 246 [2020-10-14 17:45:45,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:45:45,738 INFO L225 Difference]: With dead ends: 804 [2020-10-14 17:45:45,739 INFO L226 Difference]: Without dead ends: 453 [2020-10-14 17:45:45,741 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=240, Invalid=360, Unknown=0, NotChecked=0, Total=600 [2020-10-14 17:45:45,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states. [2020-10-14 17:45:45,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 420. [2020-10-14 17:45:45,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 420 states. [2020-10-14 17:45:45,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 568 transitions. [2020-10-14 17:45:45,791 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 568 transitions. Word has length 246 [2020-10-14 17:45:45,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:45:45,792 INFO L479 AbstractCegarLoop]: Abstraction has 420 states and 568 transitions. [2020-10-14 17:45:45,792 INFO L480 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-10-14 17:45:45,793 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 568 transitions. [2020-10-14 17:45:45,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2020-10-14 17:45:45,796 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:45:45,796 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 18, 18, 17, 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] [2020-10-14 17:45:45,797 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-10-14 17:45:45,797 INFO L427 AbstractCegarLoop]: === Iteration 21 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:45:45,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:45:45,797 INFO L82 PathProgramCache]: Analyzing trace with hash 283457619, now seen corresponding path program 16 times [2020-10-14 17:45:45,797 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:45:45,798 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [173961205] [2020-10-14 17:45:45,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:45:45,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:45,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:45,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:45,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:50,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:50,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 308 [2020-10-14 17:45:50,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 17:45:50,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5041 [2020-10-14 17:45:50,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:50,851 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:50,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-14 17:45:50,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 17:45:50,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-14 17:45:50,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:51,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:45:51,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:51,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:51,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:51,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:45:51,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:51,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:51,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:51,120 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:51,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:51,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:51,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:51,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:51,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-14 17:45:51,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:51,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:51,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:51,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:51,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:51,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:51,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:51,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:51,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:51,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:51,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:51,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:51,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-14 17:45:51,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:51,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:51,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:51,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:45:51,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:51,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:51,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:51,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:51,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:51,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:45:51,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:51,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:45:51,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-14 17:45:51,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:51,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:51,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:51,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:51,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:51,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:51,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:51,152 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:51,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:51,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:51,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:51,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:51,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-14 17:45:51,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:51,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:51,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:51,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:45:51,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:51,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:51,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:51,157 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:51,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:51,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:45:51,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:51,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:51,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-14 17:45:51,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:51,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:51,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:51,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:51,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:51,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:51,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:51,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:51,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:51,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:51,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:51,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:51,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 17:45:51,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:51,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:51,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:51,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:51,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:51,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:51,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:51,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:51,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:51,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:51,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:51,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:51,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-14 17:45:51,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:51,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:51,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:51,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:51,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:51,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:51,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:51,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:51,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:51,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:51,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:51,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:51,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-14 17:45:51,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:51,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:51,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:51,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:51,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:51,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:51,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:51,176 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:51,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:51,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:51,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:51,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:51,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-14 17:45:51,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:51,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:51,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:51,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:51,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:51,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:51,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:51,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:51,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:51,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:51,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:51,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:51,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-14 17:45:51,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:51,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:51,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:51,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:51,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:51,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:51,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:51,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:51,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:51,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:51,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:51,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:51,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-14 17:45:51,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:51,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:51,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:51,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:51,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:51,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:51,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:51,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:51,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:51,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:51,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:51,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:51,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-14 17:45:51,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:51,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:51,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:51,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:51,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:51,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:51,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:51,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:51,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:51,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:51,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:51,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:51,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-14 17:45:51,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:51,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:51,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:51,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:51,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:51,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:51,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:51,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:51,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:51,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:51,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:51,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:51,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-14 17:45:51,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:51,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:51,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:51,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:51,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:51,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:45:51,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:51,209 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:51,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:51,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:51,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:51,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:51,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-14 17:45:51,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:51,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:51,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:51,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:51,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:51,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:51,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:51,215 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:51,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:51,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:51,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:51,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:51,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-14 17:45:51,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:51,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:51,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:51,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:51,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:51,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:51,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:51,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:51,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:51,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:51,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:51,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:51,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-14 17:45:51,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:51,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:51,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:51,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:51,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:51,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:51,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:51,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:51,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:51,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:51,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:51,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:51,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2020-10-14 17:45:51,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:51,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:51,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:51,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:51,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:51,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:51,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:51,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:51,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:51,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:51,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:51,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:51,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-10-14 17:45:51,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:51,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:51,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:51,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:51,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:51,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:51,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:51,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:51,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:51,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:51,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:51,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:51,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2020-10-14 17:45:51,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:51,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:51,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:51,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:51,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:51,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:51,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:51,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:51,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:51,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:51,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:51,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:51,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-10-14 17:45:51,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:51,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:51,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:51,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:51,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:51,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:51,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:51,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:51,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:51,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:51,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:51,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:51,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2077 backedges. 0 proven. 361 refuted. 0 times theorem prover too weak. 1716 trivial. 0 not checked. [2020-10-14 17:45:51,299 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [173961205] [2020-10-14 17:45:51,299 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:45:51,299 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2020-10-14 17:45:51,300 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992358540] [2020-10-14 17:45:51,300 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-10-14 17:45:51,300 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:45:51,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-10-14 17:45:51,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=235, Invalid=317, Unknown=0, NotChecked=0, Total=552 [2020-10-14 17:45:51,301 INFO L87 Difference]: Start difference. First operand 420 states and 568 transitions. Second operand 24 states. [2020-10-14 17:45:52,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:45:52,266 INFO L93 Difference]: Finished difference Result 844 states and 1160 transitions. [2020-10-14 17:45:52,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-14 17:45:52,267 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 258 [2020-10-14 17:45:52,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:45:52,270 INFO L225 Difference]: With dead ends: 844 [2020-10-14 17:45:52,270 INFO L226 Difference]: Without dead ends: 474 [2020-10-14 17:45:52,273 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=262, Invalid=388, Unknown=0, NotChecked=0, Total=650 [2020-10-14 17:45:52,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 474 states. [2020-10-14 17:45:52,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 474 to 441. [2020-10-14 17:45:52,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 441 states. [2020-10-14 17:45:52,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 597 transitions. [2020-10-14 17:45:52,312 INFO L78 Accepts]: Start accepts. Automaton has 441 states and 597 transitions. Word has length 258 [2020-10-14 17:45:52,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:45:52,313 INFO L479 AbstractCegarLoop]: Abstraction has 441 states and 597 transitions. [2020-10-14 17:45:52,313 INFO L480 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-10-14 17:45:52,313 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 597 transitions. [2020-10-14 17:45:52,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2020-10-14 17:45:52,318 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:45:52,318 INFO L422 BasicCegarLoop]: trace histogram [20, 20, 20, 20, 20, 20, 20, 20, 20, 19, 19, 18, 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] [2020-10-14 17:45:52,319 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-10-14 17:45:52,319 INFO L427 AbstractCegarLoop]: === Iteration 22 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:45:52,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:45:52,319 INFO L82 PathProgramCache]: Analyzing trace with hash -53080888, now seen corresponding path program 17 times [2020-10-14 17:45:52,319 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:45:52,321 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1631931217] [2020-10-14 17:45:52,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:45:52,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:52,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:52,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:52,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:57,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:57,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 322 [2020-10-14 17:45:57,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 17:45:57,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5030 [2020-10-14 17:45:57,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:57,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:57,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 22 [2020-10-14 17:45:57,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 17:45:57,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-14 17:45:57,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:57,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:45:57,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:57,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:57,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:57,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:45:57,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:57,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:57,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:57,672 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:57,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:57,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:45:57,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:57,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:57,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-14 17:45:57,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:57,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:57,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:57,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:57,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:57,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:57,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:57,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:57,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:57,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:57,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:57,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:57,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-14 17:45:57,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:57,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:57,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:57,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:45:57,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:57,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:57,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:57,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:57,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:57,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:45:57,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:57,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:57,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-14 17:45:57,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:57,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:57,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:57,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:57,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:57,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:57,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:57,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:57,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:57,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:57,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:57,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:57,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-14 17:45:57,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:57,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:57,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:57,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:45:57,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:57,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:57,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:57,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:57,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:57,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:45:57,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:57,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:57,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 17:45:57,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:57,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:57,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:57,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:57,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:57,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:57,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:57,709 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:57,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:57,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:57,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:57,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:57,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 17:45:57,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:57,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:57,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:57,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:57,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:57,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:57,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:57,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:57,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:57,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:57,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:57,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:57,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 17:45:57,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:57,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:57,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:57,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:57,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:57,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:57,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:57,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:57,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:57,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:57,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:57,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:57,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 17:45:57,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:57,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:57,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:57,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:57,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:57,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:57,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:57,723 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:57,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:57,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:57,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:57,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:57,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-14 17:45:57,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:57,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:57,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:57,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:57,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:57,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:57,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:57,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:57,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:57,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:57,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:57,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:57,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-14 17:45:57,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:57,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:57,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:57,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:57,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:57,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:57,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:57,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:57,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:57,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:57,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:57,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:57,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-14 17:45:57,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:57,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:57,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:57,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:57,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:57,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:57,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:57,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:57,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:57,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:57,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:57,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:57,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-14 17:45:57,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:57,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:57,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:57,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:57,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:57,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:57,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:57,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:57,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:57,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:57,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:57,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:57,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-14 17:45:57,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:57,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:57,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:57,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:57,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:57,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:57,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:57,754 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:57,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:57,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:57,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:57,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:57,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-14 17:45:57,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:57,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:57,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:57,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:57,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:57,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:57,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:57,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:57,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:57,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:57,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:57,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:57,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2020-10-14 17:45:57,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:57,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:57,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:57,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:57,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:57,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:57,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:57,766 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:57,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:57,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:57,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:57,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:57,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-14 17:45:57,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:57,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:57,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:57,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:57,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:57,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:57,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:57,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:57,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:57,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:57,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:57,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:57,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2020-10-14 17:45:57,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:57,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:57,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:57,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:57,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:57,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:57,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:57,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:57,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:57,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:57,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:57,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:57,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2020-10-14 17:45:57,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:57,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:57,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:57,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:57,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:57,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:57,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:57,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:57,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:57,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:57,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:57,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:57,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-10-14 17:45:57,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:57,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:57,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:57,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:57,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:57,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:57,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:57,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:57,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:57,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:57,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:57,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:57,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2020-10-14 17:45:57,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:57,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:57,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:57,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:57,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:57,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:57,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:57,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:57,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:57,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:57,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:57,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:57,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2020-10-14 17:45:57,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:57,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:57,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:57,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:57,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:57,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:45:57,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:57,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:57,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:57,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:57,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:57,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:57,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2020-10-14 17:45:57,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:57,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:57,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:45:57,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:45:57,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:45:57,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:45:57,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:45:57,806 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:45:57,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:45:57,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:45:57,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:45:57,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:45:57,832 INFO L134 CoverageAnalysis]: Checked inductivity of 2306 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 1906 trivial. 0 not checked. [2020-10-14 17:45:57,833 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1631931217] [2020-10-14 17:45:57,833 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:45:57,833 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2020-10-14 17:45:57,833 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31482800] [2020-10-14 17:45:57,834 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-10-14 17:45:57,834 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:45:57,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-10-14 17:45:57,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=257, Invalid=343, Unknown=0, NotChecked=0, Total=600 [2020-10-14 17:45:57,835 INFO L87 Difference]: Start difference. First operand 441 states and 597 transitions. Second operand 25 states. [2020-10-14 17:45:58,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:45:58,637 INFO L93 Difference]: Finished difference Result 884 states and 1216 transitions. [2020-10-14 17:45:58,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-10-14 17:45:58,640 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 270 [2020-10-14 17:45:58,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:45:58,645 INFO L225 Difference]: With dead ends: 884 [2020-10-14 17:45:58,645 INFO L226 Difference]: Without dead ends: 495 [2020-10-14 17:45:58,647 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=285, Invalid=417, Unknown=0, NotChecked=0, Total=702 [2020-10-14 17:45:58,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 495 states. [2020-10-14 17:45:58,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 495 to 462. [2020-10-14 17:45:58,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 462 states. [2020-10-14 17:45:58,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 462 states and 626 transitions. [2020-10-14 17:45:58,690 INFO L78 Accepts]: Start accepts. Automaton has 462 states and 626 transitions. Word has length 270 [2020-10-14 17:45:58,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:45:58,690 INFO L479 AbstractCegarLoop]: Abstraction has 462 states and 626 transitions. [2020-10-14 17:45:58,690 INFO L480 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-10-14 17:45:58,690 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 626 transitions. [2020-10-14 17:45:58,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2020-10-14 17:45:58,694 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:45:58,695 INFO L422 BasicCegarLoop]: trace histogram [21, 21, 21, 21, 21, 21, 21, 21, 21, 20, 20, 19, 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] [2020-10-14 17:45:58,695 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-10-14 17:45:58,695 INFO L427 AbstractCegarLoop]: === Iteration 23 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:45:58,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:45:58,695 INFO L82 PathProgramCache]: Analyzing trace with hash -1410412547, now seen corresponding path program 18 times [2020-10-14 17:45:58,696 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:45:58,696 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [556647742] [2020-10-14 17:45:58,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:45:58,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:45:58,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:58,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:45:58,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:03,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:03,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 336 [2020-10-14 17:46:03,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 17:46:03,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-14 17:46:03,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:03,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:03,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 23 [2020-10-14 17:46:03,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 17:46:03,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-14 17:46:03,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:04,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:46:04,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:04,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:04,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:04,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:46:04,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:04,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:04,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:04,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:04,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:04,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:46:04,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:04,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:04,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-14 17:46:04,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:04,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:04,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:04,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:04,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:04,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:04,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:04,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:04,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:04,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:04,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:04,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:04,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-14 17:46:04,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:04,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:04,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:04,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:46:04,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:04,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:04,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:04,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:04,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:04,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:46:04,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:04,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:04,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-14 17:46:04,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:04,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:04,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:04,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:04,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:04,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:04,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:04,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:04,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:04,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:04,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:04,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:04,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-14 17:46:04,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:04,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:04,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:04,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:46:04,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:04,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:04,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:04,067 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:04,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:04,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:46:04,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:04,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:04,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 17:46:04,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:04,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:04,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:04,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:04,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:04,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:04,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:04,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:04,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:04,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:04,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:04,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:04,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-14 17:46:04,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:04,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:04,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:04,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:04,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:04,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:04,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:04,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:04,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:04,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:04,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:04,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:04,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-14 17:46:04,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:04,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:04,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:04,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:04,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:04,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:04,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:04,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:04,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:04,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:04,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:04,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:04,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-14 17:46:04,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:04,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:04,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:04,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:04,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:04,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:04,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:04,088 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:04,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:04,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:04,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:04,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:04,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-14 17:46:04,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:04,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:04,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:04,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:04,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:04,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:04,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:04,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:04,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:04,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:04,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:04,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:04,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-14 17:46:04,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:04,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:04,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:04,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:04,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:04,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:04,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:04,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:04,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:04,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:04,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:04,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:04,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-14 17:46:04,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:04,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:04,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:04,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:04,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:04,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:04,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:04,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:04,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:04,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:04,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:04,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:04,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-14 17:46:04,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:04,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:04,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:04,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:04,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:04,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:04,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:04,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:04,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:04,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:04,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:04,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:04,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2020-10-14 17:46:04,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:04,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:04,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:04,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:04,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:04,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:04,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:04,120 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:04,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:04,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:04,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:04,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:04,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2020-10-14 17:46:04,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:04,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:04,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:04,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:04,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:04,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:04,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:04,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:04,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:04,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:04,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:04,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:04,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-10-14 17:46:04,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:04,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:04,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:04,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:04,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:04,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:04,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:04,134 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:04,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:04,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:04,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:04,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:04,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-10-14 17:46:04,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:04,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:04,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:04,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:04,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:04,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:04,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:04,140 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:04,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:04,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:04,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:04,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:04,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 17:46:04,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:04,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:04,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:04,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:04,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:04,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:04,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:04,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:04,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:04,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:04,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:04,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:04,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-14 17:46:04,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:04,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:04,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:04,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:04,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:04,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:04,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:04,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:04,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:04,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:04,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:04,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:04,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2020-10-14 17:46:04,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:04,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:04,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:04,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:04,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:04,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:04,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:04,158 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:04,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:04,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:04,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:04,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:04,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2020-10-14 17:46:04,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:04,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:04,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:04,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:04,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:04,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:04,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:04,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:04,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:04,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:04,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:04,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:04,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-10-14 17:46:04,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:04,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:04,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:04,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:04,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:04,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:04,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:04,169 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:04,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:04,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:04,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:04,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:04,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-10-14 17:46:04,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:04,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:04,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:04,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:04,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:04,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:04,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:04,175 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:04,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:04,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:04,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:04,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:04,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2020-10-14 17:46:04,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:04,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:04,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:04,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:04,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:04,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:04,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:04,183 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:04,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:04,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:04,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:04,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:04,235 INFO L134 CoverageAnalysis]: Checked inductivity of 2547 backedges. 0 proven. 441 refuted. 0 times theorem prover too weak. 2106 trivial. 0 not checked. [2020-10-14 17:46:04,236 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [556647742] [2020-10-14 17:46:04,236 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:46:04,236 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2020-10-14 17:46:04,236 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841310850] [2020-10-14 17:46:04,237 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2020-10-14 17:46:04,237 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:46:04,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2020-10-14 17:46:04,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=280, Invalid=370, Unknown=0, NotChecked=0, Total=650 [2020-10-14 17:46:04,238 INFO L87 Difference]: Start difference. First operand 462 states and 626 transitions. Second operand 26 states. [2020-10-14 17:46:05,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:46:05,163 INFO L93 Difference]: Finished difference Result 924 states and 1272 transitions. [2020-10-14 17:46:05,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-14 17:46:05,164 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 282 [2020-10-14 17:46:05,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:46:05,168 INFO L225 Difference]: With dead ends: 924 [2020-10-14 17:46:05,169 INFO L226 Difference]: Without dead ends: 516 [2020-10-14 17:46:05,172 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=309, Invalid=447, Unknown=0, NotChecked=0, Total=756 [2020-10-14 17:46:05,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 516 states. [2020-10-14 17:46:05,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 516 to 483. [2020-10-14 17:46:05,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 483 states. [2020-10-14 17:46:05,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 483 states and 655 transitions. [2020-10-14 17:46:05,245 INFO L78 Accepts]: Start accepts. Automaton has 483 states and 655 transitions. Word has length 282 [2020-10-14 17:46:05,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:46:05,245 INFO L479 AbstractCegarLoop]: Abstraction has 483 states and 655 transitions. [2020-10-14 17:46:05,246 INFO L480 AbstractCegarLoop]: Interpolant automaton has 26 states. [2020-10-14 17:46:05,246 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 655 transitions. [2020-10-14 17:46:05,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2020-10-14 17:46:05,253 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:46:05,253 INFO L422 BasicCegarLoop]: trace histogram [22, 22, 22, 22, 22, 22, 22, 22, 22, 21, 21, 20, 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] [2020-10-14 17:46:05,254 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-10-14 17:46:05,254 INFO L427 AbstractCegarLoop]: === Iteration 24 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:46:05,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:46:05,254 INFO L82 PathProgramCache]: Analyzing trace with hash 187732466, now seen corresponding path program 19 times [2020-10-14 17:46:05,255 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:46:05,255 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [572934223] [2020-10-14 17:46:05,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:46:05,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:05,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:05,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:05,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:10,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:10,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 350 [2020-10-14 17:46:10,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 17:46:10,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-14 17:46:10,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:10,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:10,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-14 17:46:10,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 17:46:10,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 46 [2020-10-14 17:46:10,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:10,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:46:10,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:10,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:10,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:10,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:46:10,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:10,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:10,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:10,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:10,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:10,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:46:10,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:10,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:10,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-14 17:46:10,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:10,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:10,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:10,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:10,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:10,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:10,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:10,632 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:10,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:10,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:10,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:10,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:10,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-14 17:46:10,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:10,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:10,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:10,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:46:10,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:10,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:10,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:10,653 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:10,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:10,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:46:10,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:10,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:10,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-14 17:46:10,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:10,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:10,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:10,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:10,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:10,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:10,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:10,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:10,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:10,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:10,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:10,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:10,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-14 17:46:10,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:10,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:10,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:10,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:46:10,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:10,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:10,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:10,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:10,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:10,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:46:10,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:10,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:10,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 17:46:10,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:10,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:10,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:10,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:10,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:10,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:10,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:10,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:10,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:10,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:10,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:10,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:10,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-14 17:46:10,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:10,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:10,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:10,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:10,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:10,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:10,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:10,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:10,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:10,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:10,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:10,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:10,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-14 17:46:10,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:10,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:10,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:10,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:10,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:10,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:10,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:10,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:10,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:10,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:10,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:10,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:10,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-14 17:46:10,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:10,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:10,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:10,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:10,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:10,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:10,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:10,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:10,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:10,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:10,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:10,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:10,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-14 17:46:10,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:10,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:10,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:10,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:10,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:10,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:10,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:10,693 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:10,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:10,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:10,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:10,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:10,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-14 17:46:10,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:10,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:10,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:10,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:10,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:10,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:10,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:10,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:10,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:10,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:10,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:10,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:10,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-14 17:46:10,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:10,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:10,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:10,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:10,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:10,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:10,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:10,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:10,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:10,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:10,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:10,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:10,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-14 17:46:10,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:10,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:10,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:10,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:10,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:10,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:10,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:10,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:10,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:10,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:10,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:10,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:10,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-14 17:46:10,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:10,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:10,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:10,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:10,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:10,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:10,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:10,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:10,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:10,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:10,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:10,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:10,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-14 17:46:10,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:10,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:10,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:10,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:10,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:10,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:10,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:10,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:10,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:10,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:10,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:10,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:10,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2020-10-14 17:46:10,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:10,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:10,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:10,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:10,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:10,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:10,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:10,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:10,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:10,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:10,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:10,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:10,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2020-10-14 17:46:10,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:10,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:10,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:10,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:10,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:10,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:10,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:10,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:10,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:10,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:10,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:10,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:10,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2020-10-14 17:46:10,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:10,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:10,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:10,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:10,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:10,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:10,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:10,743 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:10,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:10,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:10,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:10,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:10,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-10-14 17:46:10,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:10,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:10,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:10,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:10,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:10,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:10,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:10,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:10,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:10,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:10,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:10,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:10,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-14 17:46:10,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:10,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:10,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:10,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:10,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:10,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:10,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:10,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:10,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:10,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:10,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:10,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:10,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2020-10-14 17:46:10,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:10,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:10,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:10,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:10,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:10,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:10,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:10,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:10,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:10,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:10,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:10,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:10,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-14 17:46:10,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:10,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:10,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:10,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:10,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:10,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:10,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:10,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:10,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:10,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:10,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:10,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:10,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-10-14 17:46:10,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:10,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:10,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:10,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:10,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:10,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:10,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:10,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:10,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:10,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:10,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:10,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:10,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2020-10-14 17:46:10,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:10,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:10,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:10,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:10,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:10,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:10,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:10,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:10,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:10,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:10,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:10,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:10,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2020-10-14 17:46:10,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:10,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:10,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:10,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:10,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:10,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:10,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:10,801 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:10,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:10,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:10,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:10,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:10,833 INFO L134 CoverageAnalysis]: Checked inductivity of 2800 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 2316 trivial. 0 not checked. [2020-10-14 17:46:10,833 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [572934223] [2020-10-14 17:46:10,833 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:46:10,833 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2020-10-14 17:46:10,834 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592215984] [2020-10-14 17:46:10,834 INFO L459 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-10-14 17:46:10,834 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:46:10,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-10-14 17:46:10,835 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=304, Invalid=398, Unknown=0, NotChecked=0, Total=702 [2020-10-14 17:46:10,835 INFO L87 Difference]: Start difference. First operand 483 states and 655 transitions. Second operand 27 states. [2020-10-14 17:46:11,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:46:11,726 INFO L93 Difference]: Finished difference Result 964 states and 1328 transitions. [2020-10-14 17:46:11,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-14 17:46:11,727 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 294 [2020-10-14 17:46:11,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:46:11,730 INFO L225 Difference]: With dead ends: 964 [2020-10-14 17:46:11,730 INFO L226 Difference]: Without dead ends: 537 [2020-10-14 17:46:11,732 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=334, Invalid=478, Unknown=0, NotChecked=0, Total=812 [2020-10-14 17:46:11,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 537 states. [2020-10-14 17:46:11,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 537 to 504. [2020-10-14 17:46:11,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 504 states. [2020-10-14 17:46:11,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 504 states and 684 transitions. [2020-10-14 17:46:11,785 INFO L78 Accepts]: Start accepts. Automaton has 504 states and 684 transitions. Word has length 294 [2020-10-14 17:46:11,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:46:11,786 INFO L479 AbstractCegarLoop]: Abstraction has 504 states and 684 transitions. [2020-10-14 17:46:11,786 INFO L480 AbstractCegarLoop]: Interpolant automaton has 27 states. [2020-10-14 17:46:11,786 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 684 transitions. [2020-10-14 17:46:11,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2020-10-14 17:46:11,790 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:46:11,791 INFO L422 BasicCegarLoop]: trace histogram [23, 23, 23, 23, 23, 23, 23, 23, 23, 22, 22, 21, 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] [2020-10-14 17:46:11,791 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-10-14 17:46:11,791 INFO L427 AbstractCegarLoop]: === Iteration 25 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:46:11,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:46:11,792 INFO L82 PathProgramCache]: Analyzing trace with hash -1765252441, now seen corresponding path program 20 times [2020-10-14 17:46:11,792 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:46:11,792 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [816474593] [2020-10-14 17:46:11,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:46:11,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:11,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:11,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:11,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:16,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:16,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 364 [2020-10-14 17:46:16,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 17:46:16,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-14 17:46:16,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:16,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:16,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 25 [2020-10-14 17:46:16,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 17:46:16,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-14 17:46:16,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:17,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:46:17,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:17,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:17,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:17,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:46:17,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:17,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:17,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:17,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:17,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:17,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:46:17,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:17,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:17,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-14 17:46:17,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:17,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:17,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:17,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:17,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:17,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:17,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:17,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:17,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:17,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:17,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:17,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:17,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-14 17:46:17,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:17,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:17,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:17,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:46:17,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:17,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:17,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:17,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:17,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:17,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:46:17,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:17,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:17,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-14 17:46:17,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:17,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:17,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:17,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:17,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:17,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:17,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:17,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:17,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:17,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:17,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:17,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:17,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-14 17:46:17,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:17,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:17,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:17,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:46:17,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:17,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:17,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:17,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:17,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:17,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:46:17,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:17,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:17,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-14 17:46:17,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:17,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:17,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:17,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:17,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:17,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:17,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:17,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:17,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:17,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:17,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:17,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:17,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 17:46:17,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:17,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:17,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:17,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:17,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:17,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:17,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:17,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:17,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:17,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:17,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:17,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:17,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 17:46:17,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:17,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:17,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:17,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:17,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:17,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:17,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:17,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:17,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:17,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:17,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:17,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:17,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-14 17:46:17,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:17,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:17,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:17,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:17,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:17,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:46:17,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:17,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:17,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:17,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:17,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:17,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:17,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-14 17:46:17,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:17,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:17,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:17,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:17,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:17,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:17,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:17,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:17,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:17,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:17,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:17,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:17,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-14 17:46:17,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:17,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:17,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:17,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:17,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:17,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:17,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:17,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:17,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:17,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:17,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:17,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:17,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-14 17:46:17,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:17,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:17,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:17,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:17,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:17,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:46:17,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:17,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:17,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:17,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:17,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:17,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:17,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-14 17:46:17,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:17,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:17,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:17,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:17,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:17,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:17,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:17,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:17,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:17,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:17,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:17,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:17,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-14 17:46:17,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:17,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:17,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:17,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:17,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:17,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:46:17,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:17,510 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:17,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:17,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:17,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:17,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:17,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2020-10-14 17:46:17,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:17,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:17,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:17,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:17,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:17,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:17,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:17,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:17,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:17,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:17,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:17,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:17,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2020-10-14 17:46:17,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:17,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:17,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:17,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:17,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:17,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:46:17,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:17,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:17,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:17,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:17,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:17,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:17,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2020-10-14 17:46:17,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:17,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:17,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:17,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:17,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:17,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:46:17,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:17,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:17,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:17,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:17,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:17,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:17,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-10-14 17:46:17,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:17,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:17,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:17,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:17,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:17,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:17,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:17,558 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:17,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:17,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:17,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:17,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:17,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-14 17:46:17,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:17,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:17,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:17,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:17,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:17,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 17:46:17,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:17,576 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:17,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:17,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:17,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:17,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:17,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-14 17:46:17,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:17,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:17,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:17,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:17,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:17,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:46:17,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:17,588 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:17,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:17,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:17,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:17,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:17,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2020-10-14 17:46:17,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:17,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:17,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:17,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:17,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:17,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:46:17,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:17,600 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:17,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:17,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:17,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:17,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:17,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-10-14 17:46:17,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:17,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:17,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:17,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:17,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:17,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:17,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:17,612 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:17,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:17,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:17,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:17,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:17,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2020-10-14 17:46:17,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:17,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:17,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:17,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:17,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:17,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:46:17,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:17,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:17,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:17,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:17,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:17,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 17:46:17,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2020-10-14 17:46:17,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:17,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:17,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:17,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:17,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:17,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:46:17,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:17,639 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:17,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:17,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:17,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:17,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:17,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2020-10-14 17:46:17,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:17,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:17,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:17,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:17,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:17,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:17,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:17,651 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:17,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:17,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:17,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:17,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:17,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2020-10-14 17:46:17,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:17,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:17,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:17,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:17,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:17,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:46:17,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:17,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:17,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:17,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:17,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:17,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:17,774 INFO L134 CoverageAnalysis]: Checked inductivity of 3065 backedges. 0 proven. 529 refuted. 0 times theorem prover too weak. 2536 trivial. 0 not checked. [2020-10-14 17:46:17,775 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [816474593] [2020-10-14 17:46:17,775 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:46:17,775 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2020-10-14 17:46:17,776 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489223700] [2020-10-14 17:46:17,776 INFO L459 AbstractCegarLoop]: Interpolant automaton has 28 states [2020-10-14 17:46:17,777 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:46:17,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2020-10-14 17:46:17,778 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=329, Invalid=427, Unknown=0, NotChecked=0, Total=756 [2020-10-14 17:46:17,778 INFO L87 Difference]: Start difference. First operand 504 states and 684 transitions. Second operand 28 states. [2020-10-14 17:46:18,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:46:18,772 INFO L93 Difference]: Finished difference Result 1004 states and 1384 transitions. [2020-10-14 17:46:18,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-14 17:46:18,773 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 306 [2020-10-14 17:46:18,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:46:18,777 INFO L225 Difference]: With dead ends: 1004 [2020-10-14 17:46:18,777 INFO L226 Difference]: Without dead ends: 558 [2020-10-14 17:46:18,779 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=360, Invalid=510, Unknown=0, NotChecked=0, Total=870 [2020-10-14 17:46:18,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 558 states. [2020-10-14 17:46:18,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 558 to 525. [2020-10-14 17:46:18,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 525 states. [2020-10-14 17:46:18,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 525 states and 713 transitions. [2020-10-14 17:46:18,837 INFO L78 Accepts]: Start accepts. Automaton has 525 states and 713 transitions. Word has length 306 [2020-10-14 17:46:18,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:46:18,837 INFO L479 AbstractCegarLoop]: Abstraction has 525 states and 713 transitions. [2020-10-14 17:46:18,837 INFO L480 AbstractCegarLoop]: Interpolant automaton has 28 states. [2020-10-14 17:46:18,837 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 713 transitions. [2020-10-14 17:46:18,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2020-10-14 17:46:18,842 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:46:18,842 INFO L422 BasicCegarLoop]: trace histogram [24, 24, 24, 24, 24, 24, 24, 24, 24, 23, 23, 22, 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] [2020-10-14 17:46:18,842 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-10-14 17:46:18,842 INFO L427 AbstractCegarLoop]: === Iteration 26 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:46:18,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:46:18,843 INFO L82 PathProgramCache]: Analyzing trace with hash 1930383900, now seen corresponding path program 21 times [2020-10-14 17:46:18,843 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:46:18,843 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1343687421] [2020-10-14 17:46:18,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:46:18,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:18,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:18,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:18,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:23,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:23,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 378 [2020-10-14 17:46:23,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 17:46:23,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5071 [2020-10-14 17:46:23,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:23,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:23,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 26 [2020-10-14 17:46:23,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 17:46:23,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-10-14 17:46:23,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:24,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:46:24,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:24,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:24,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:24,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:46:24,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:24,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:24,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:24,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:24,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:24,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:46:24,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:24,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:24,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-14 17:46:24,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:24,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:24,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:24,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:24,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:24,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:24,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:24,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:24,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:24,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:24,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:24,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:24,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-14 17:46:24,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:24,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:24,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:24,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:46:24,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:24,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:24,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:24,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:24,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:24,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:46:24,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:24,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:24,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-14 17:46:24,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:24,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:24,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:24,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:24,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:24,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:24,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:24,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:24,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:24,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:24,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:24,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:24,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-14 17:46:24,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:24,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:24,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:24,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:46:24,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:24,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:24,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:24,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:24,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:24,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:46:24,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:24,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:24,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 17:46:24,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:24,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:24,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:24,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:24,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:24,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 17:46:24,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:24,582 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:24,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:24,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:24,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:24,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:24,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-14 17:46:24,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:24,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:24,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:24,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:24,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:24,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 17:46:24,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:24,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:24,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:24,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:24,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:24,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:24,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-14 17:46:24,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:24,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:24,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:24,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:24,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:24,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 17:46:24,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:24,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:24,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:24,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:24,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:24,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 17:46:24,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-14 17:46:24,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:24,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:24,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:24,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:24,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:24,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:24,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:24,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:24,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:24,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:24,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:24,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:24,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-14 17:46:24,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:24,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:24,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:24,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:24,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:24,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:24,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:24,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:24,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:24,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:24,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:24,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:24,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-14 17:46:24,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:24,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:24,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:24,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:24,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:24,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:24,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:24,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:24,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:24,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:24,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:24,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:24,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-14 17:46:24,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:24,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:24,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:24,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:24,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:24,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:24,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:24,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:24,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:24,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:24,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:24,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:24,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-14 17:46:24,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:24,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:24,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:24,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:24,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:24,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:24,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:24,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:24,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:24,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:24,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:24,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:24,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-14 17:46:24,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:24,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:24,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:24,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:24,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:24,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:24,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:24,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:24,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:24,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:24,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:24,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:24,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-14 17:46:24,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:24,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:24,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:24,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:24,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:24,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:24,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:24,710 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:24,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:24,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:24,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:24,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:24,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-14 17:46:24,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:24,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:24,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:24,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:24,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:24,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:24,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:24,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:24,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:24,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:24,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:24,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:24,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-14 17:46:24,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:24,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:24,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:24,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:24,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:24,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:24,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:24,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:24,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:24,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:24,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:24,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 17:46:24,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2020-10-14 17:46:24,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:24,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:24,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:24,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:24,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:24,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:46:24,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:24,747 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:24,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:24,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:24,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:24,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:24,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-10-14 17:46:24,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:24,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:24,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:24,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:24,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:24,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:24,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:24,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:24,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:24,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:24,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:24,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:24,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2020-10-14 17:46:24,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:24,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:24,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:24,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:24,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:24,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:24,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:24,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:24,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:24,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:24,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:24,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:24,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-10-14 17:46:24,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:24,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:24,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:24,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:24,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:24,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:46:24,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:24,780 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:24,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:24,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:24,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:24,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:24,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2020-10-14 17:46:24,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:24,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:24,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:24,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:24,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:24,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:46:24,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:24,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:24,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:24,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:24,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:24,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:24,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2020-10-14 17:46:24,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:24,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:24,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:24,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:24,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:24,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:46:24,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:24,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:24,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:24,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:24,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:24,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:24,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2020-10-14 17:46:24,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:24,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:24,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:24,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:24,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:24,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:46:24,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:24,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:24,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:24,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:24,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:24,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:24,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2020-10-14 17:46:24,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:24,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:24,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:24,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:24,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:24,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:46:24,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:24,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:24,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:24,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:24,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:24,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:24,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2020-10-14 17:46:24,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:24,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:24,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:24,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:24,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:24,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:46:24,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:24,844 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:24,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:24,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:24,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:24,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:24,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2020-10-14 17:46:24,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:24,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:24,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:24,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:24,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:24,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:46:24,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:24,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:24,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:24,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:24,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:24,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:24,942 INFO L134 CoverageAnalysis]: Checked inductivity of 3342 backedges. 0 proven. 576 refuted. 0 times theorem prover too weak. 2766 trivial. 0 not checked. [2020-10-14 17:46:24,943 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1343687421] [2020-10-14 17:46:24,943 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:46:24,943 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2020-10-14 17:46:24,944 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761709312] [2020-10-14 17:46:24,945 INFO L459 AbstractCegarLoop]: Interpolant automaton has 29 states [2020-10-14 17:46:24,945 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:46:24,946 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2020-10-14 17:46:24,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=355, Invalid=457, Unknown=0, NotChecked=0, Total=812 [2020-10-14 17:46:24,947 INFO L87 Difference]: Start difference. First operand 525 states and 713 transitions. Second operand 29 states. [2020-10-14 17:46:26,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:46:26,260 INFO L93 Difference]: Finished difference Result 1044 states and 1440 transitions. [2020-10-14 17:46:26,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-10-14 17:46:26,265 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 318 [2020-10-14 17:46:26,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:46:26,269 INFO L225 Difference]: With dead ends: 1044 [2020-10-14 17:46:26,270 INFO L226 Difference]: Without dead ends: 579 [2020-10-14 17:46:26,273 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=387, Invalid=543, Unknown=0, NotChecked=0, Total=930 [2020-10-14 17:46:26,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 579 states. [2020-10-14 17:46:26,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 579 to 546. [2020-10-14 17:46:26,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 546 states. [2020-10-14 17:46:26,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 546 states and 742 transitions. [2020-10-14 17:46:26,340 INFO L78 Accepts]: Start accepts. Automaton has 546 states and 742 transitions. Word has length 318 [2020-10-14 17:46:26,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:46:26,340 INFO L479 AbstractCegarLoop]: Abstraction has 546 states and 742 transitions. [2020-10-14 17:46:26,340 INFO L480 AbstractCegarLoop]: Interpolant automaton has 29 states. [2020-10-14 17:46:26,341 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 742 transitions. [2020-10-14 17:46:26,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2020-10-14 17:46:26,346 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:46:26,346 INFO L422 BasicCegarLoop]: trace histogram [25, 25, 25, 25, 25, 25, 25, 25, 25, 24, 24, 23, 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] [2020-10-14 17:46:26,347 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-10-14 17:46:26,347 INFO L427 AbstractCegarLoop]: === Iteration 27 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:46:26,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:46:26,347 INFO L82 PathProgramCache]: Analyzing trace with hash 1166700625, now seen corresponding path program 22 times [2020-10-14 17:46:26,347 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:46:26,348 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [882653716] [2020-10-14 17:46:26,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:46:26,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:26,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:26,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:26,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:31,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:31,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 392 [2020-10-14 17:46:31,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 17:46:31,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5132 [2020-10-14 17:46:31,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:31,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:31,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 27 [2020-10-14 17:46:31,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 17:46:31,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-14 17:46:31,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:32,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:46:32,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:32,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:32,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:32,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:46:32,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:32,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:32,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:32,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:32,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:32,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:46:32,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:32,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:32,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-14 17:46:32,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:32,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:32,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:32,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:32,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:32,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:32,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:32,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:32,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:32,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:32,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:32,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:32,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-14 17:46:32,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:32,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:32,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:32,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:46:32,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:32,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:32,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:32,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:32,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:32,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:46:32,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:32,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:32,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-14 17:46:32,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:32,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:32,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:32,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:32,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:32,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:32,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:32,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:32,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:32,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:32,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:32,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:32,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-14 17:46:32,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:32,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:32,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:32,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:46:32,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:32,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:32,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:32,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:32,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:32,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:46:32,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:32,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:32,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 17:46:32,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:32,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:32,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:32,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:32,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:32,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:32,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:32,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:32,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:32,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:32,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:32,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:32,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 17:46:32,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:32,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:32,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:32,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:32,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:32,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:32,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:32,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:32,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:32,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:32,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:32,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:32,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 17:46:32,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:32,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:32,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:32,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:32,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:32,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:32,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:32,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:32,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:32,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:32,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:32,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:32,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-14 17:46:32,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:32,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:32,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:32,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:32,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:32,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:32,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:32,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:32,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:32,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:32,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:32,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:32,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-14 17:46:32,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:32,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:32,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:32,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:32,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:32,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:32,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:32,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:32,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:32,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:32,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:32,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:32,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-14 17:46:32,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:32,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:32,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:32,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:32,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:32,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:32,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:32,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:32,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:32,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:32,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:32,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:32,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-14 17:46:32,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:32,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:32,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:32,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:32,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:32,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:32,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:32,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:32,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:32,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:32,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:32,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:32,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-14 17:46:32,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:32,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:32,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:32,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:32,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:32,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:32,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:32,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:32,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:32,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:32,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:32,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:32,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-14 17:46:32,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:32,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:32,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:32,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:32,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:32,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:32,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:32,143 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:32,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:32,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:32,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:32,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:32,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2020-10-14 17:46:32,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:32,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:32,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:32,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:32,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:32,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:32,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:32,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:32,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:32,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:32,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:32,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:32,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-14 17:46:32,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:32,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:32,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:32,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:32,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:32,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:32,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:32,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:32,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:32,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:32,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:32,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:32,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2020-10-14 17:46:32,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:32,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:32,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:32,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:32,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:32,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:32,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:32,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:32,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:32,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:32,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:32,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:32,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2020-10-14 17:46:32,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:32,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:32,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:32,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:32,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:32,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:32,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:32,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:32,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:32,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:32,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:32,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:32,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-10-14 17:46:32,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:32,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:32,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:32,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:32,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:32,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:32,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:32,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:32,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:32,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:32,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:32,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:32,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2020-10-14 17:46:32,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:32,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:32,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:32,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:32,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:32,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:32,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:32,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:32,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:32,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:32,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:32,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:32,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2020-10-14 17:46:32,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:32,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:32,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:32,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:32,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:32,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:46:32,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:32,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:32,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:32,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:32,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:32,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:32,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2020-10-14 17:46:32,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:32,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:32,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:32,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:32,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:32,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:32,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:32,227 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:32,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:32,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:32,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:32,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:32,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2020-10-14 17:46:32,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:32,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:32,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:32,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:32,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:32,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:32,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:32,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:32,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:32,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:32,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:32,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:32,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2020-10-14 17:46:32,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:32,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:32,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:32,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:32,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:32,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:32,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:32,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:32,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:32,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:32,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:32,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:32,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2020-10-14 17:46:32,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:32,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:32,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:32,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:32,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:32,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:32,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:32,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:32,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:32,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:32,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:32,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:32,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2020-10-14 17:46:32,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:32,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:32,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:32,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:32,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:32,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:32,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:32,264 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:32,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:32,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:32,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:32,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:32,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2020-10-14 17:46:32,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:32,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:32,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:32,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:32,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:32,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:32,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:32,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:32,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:32,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:32,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:32,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:32,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2020-10-14 17:46:32,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:32,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:32,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:32,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:32,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:32,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:32,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:32,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:32,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:32,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:32,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:32,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:32,318 INFO L134 CoverageAnalysis]: Checked inductivity of 3631 backedges. 0 proven. 625 refuted. 0 times theorem prover too weak. 3006 trivial. 0 not checked. [2020-10-14 17:46:32,319 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [882653716] [2020-10-14 17:46:32,319 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:46:32,319 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2020-10-14 17:46:32,319 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434236490] [2020-10-14 17:46:32,320 INFO L459 AbstractCegarLoop]: Interpolant automaton has 30 states [2020-10-14 17:46:32,321 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:46:32,321 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2020-10-14 17:46:32,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=382, Invalid=488, Unknown=0, NotChecked=0, Total=870 [2020-10-14 17:46:32,322 INFO L87 Difference]: Start difference. First operand 546 states and 742 transitions. Second operand 30 states. [2020-10-14 17:46:33,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:46:33,655 INFO L93 Difference]: Finished difference Result 1084 states and 1496 transitions. [2020-10-14 17:46:33,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-14 17:46:33,656 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 330 [2020-10-14 17:46:33,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:46:33,661 INFO L225 Difference]: With dead ends: 1084 [2020-10-14 17:46:33,661 INFO L226 Difference]: Without dead ends: 600 [2020-10-14 17:46:33,665 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=415, Invalid=577, Unknown=0, NotChecked=0, Total=992 [2020-10-14 17:46:33,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states. [2020-10-14 17:46:33,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 567. [2020-10-14 17:46:33,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 567 states. [2020-10-14 17:46:33,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 567 states and 771 transitions. [2020-10-14 17:46:33,731 INFO L78 Accepts]: Start accepts. Automaton has 567 states and 771 transitions. Word has length 330 [2020-10-14 17:46:33,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:46:33,732 INFO L479 AbstractCegarLoop]: Abstraction has 567 states and 771 transitions. [2020-10-14 17:46:33,732 INFO L480 AbstractCegarLoop]: Interpolant automaton has 30 states. [2020-10-14 17:46:33,732 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 771 transitions. [2020-10-14 17:46:33,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2020-10-14 17:46:33,737 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:46:33,738 INFO L422 BasicCegarLoop]: trace histogram [26, 26, 26, 26, 26, 26, 26, 26, 26, 25, 25, 24, 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] [2020-10-14 17:46:33,738 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-10-14 17:46:33,738 INFO L427 AbstractCegarLoop]: === Iteration 28 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:46:33,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:46:33,739 INFO L82 PathProgramCache]: Analyzing trace with hash -840250042, now seen corresponding path program 23 times [2020-10-14 17:46:33,739 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:46:33,739 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [775789221] [2020-10-14 17:46:33,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:46:33,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:33,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:33,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:33,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:38,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:38,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 406 [2020-10-14 17:46:38,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 17:46:38,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5026 [2020-10-14 17:46:38,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:38,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:38,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 28 [2020-10-14 17:46:38,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 17:46:38,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-14 17:46:38,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:39,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:46:39,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:39,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:39,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:39,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:46:39,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:39,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:39,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:39,303 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:39,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:39,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:46:39,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:39,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:39,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-14 17:46:39,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:39,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:39,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:39,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:39,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:39,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:39,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:39,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:39,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:39,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:39,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:39,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:39,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 17:46:39,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:39,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:39,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:39,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:46:39,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:39,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:39,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:39,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:39,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:39,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:46:39,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:39,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:39,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-14 17:46:39,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:39,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:39,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:39,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:39,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:39,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:39,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:39,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:39,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:39,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:39,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:39,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:39,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-14 17:46:39,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:39,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:39,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:39,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:46:39,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:39,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:39,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:39,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:39,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:39,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:46:39,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:39,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:39,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-14 17:46:39,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:39,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:39,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:39,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:39,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:39,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:39,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:39,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:39,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:39,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:39,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:39,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:39,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-14 17:46:39,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:39,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:39,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:39,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:39,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:39,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:39,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:39,370 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:39,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:39,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:39,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:39,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:39,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-14 17:46:39,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:39,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:39,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:39,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:39,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:39,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:39,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:39,385 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:39,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:39,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:39,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:39,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:39,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-14 17:46:39,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:39,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:39,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:39,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:39,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:39,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:39,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:39,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:39,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:39,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:39,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:39,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:39,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-14 17:46:39,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:39,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:39,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:39,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:39,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:39,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:39,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:39,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:39,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:39,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:39,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:39,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:39,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-14 17:46:39,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:39,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:39,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:39,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:39,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:39,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:39,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:39,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:39,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:39,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:39,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:39,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:39,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-14 17:46:39,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:39,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:39,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:39,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:39,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:39,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:39,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:39,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:39,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:39,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:39,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:39,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:39,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2020-10-14 17:46:39,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:39,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:39,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:39,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:39,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:39,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:39,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:39,425 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:39,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:39,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:39,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:39,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:39,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2020-10-14 17:46:39,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:39,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:39,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:39,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:39,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:39,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:39,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:39,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:39,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:39,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:39,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:39,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:39,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-10-14 17:46:39,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:39,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:39,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:39,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:39,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:39,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:39,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:39,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:39,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:39,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:39,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:39,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:39,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-10-14 17:46:39,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:39,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:39,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:39,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:39,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:39,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:39,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:39,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:39,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:39,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:39,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:39,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:39,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 17:46:39,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:39,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:39,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:39,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:39,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:39,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:39,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:39,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:39,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:39,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:39,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:39,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:39,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-14 17:46:39,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:39,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:39,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:39,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:39,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:39,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:39,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:39,459 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:39,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:39,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:39,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:39,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:39,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2020-10-14 17:46:39,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:39,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:39,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:39,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:39,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:39,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:39,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:39,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:39,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:39,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:39,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:39,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:39,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2020-10-14 17:46:39,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:39,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:39,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:39,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:39,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:39,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:39,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:39,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:39,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:39,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:39,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:39,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:39,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-10-14 17:46:39,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:39,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:39,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:39,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:39,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:39,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:39,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:39,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:39,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:39,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:39,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:39,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:39,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-10-14 17:46:39,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:39,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:39,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:39,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:39,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:39,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:39,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:39,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:39,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:39,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:39,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:39,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:39,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2020-10-14 17:46:39,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:39,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:39,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:39,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:39,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:39,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:39,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:39,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:39,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:39,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:39,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:39,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:39,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2020-10-14 17:46:39,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:39,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:39,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:39,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:39,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:39,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:39,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:39,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:39,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:39,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:39,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:39,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:39,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2020-10-14 17:46:39,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:39,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:39,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:39,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:39,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:39,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:39,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:39,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:39,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:39,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:39,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:39,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:39,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2020-10-14 17:46:39,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:39,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:39,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:39,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:39,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:39,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:46:39,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:39,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:39,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:39,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:39,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:39,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:39,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2020-10-14 17:46:39,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:39,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:39,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:39,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:39,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:39,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:39,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:39,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:39,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:39,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:39,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:39,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:39,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2020-10-14 17:46:39,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:39,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:39,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:39,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:39,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:39,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:39,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:39,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:39,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:39,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:39,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:39,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:39,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2020-10-14 17:46:39,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:39,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:39,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:39,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:39,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:39,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:39,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:39,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:39,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:39,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:39,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:39,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:39,611 INFO L134 CoverageAnalysis]: Checked inductivity of 3932 backedges. 0 proven. 676 refuted. 0 times theorem prover too weak. 3256 trivial. 0 not checked. [2020-10-14 17:46:39,611 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [775789221] [2020-10-14 17:46:39,611 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:46:39,611 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2020-10-14 17:46:39,612 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004357988] [2020-10-14 17:46:39,612 INFO L459 AbstractCegarLoop]: Interpolant automaton has 31 states [2020-10-14 17:46:39,612 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:46:39,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2020-10-14 17:46:39,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=410, Invalid=520, Unknown=0, NotChecked=0, Total=930 [2020-10-14 17:46:39,613 INFO L87 Difference]: Start difference. First operand 567 states and 771 transitions. Second operand 31 states. [2020-10-14 17:46:41,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:46:41,079 INFO L93 Difference]: Finished difference Result 1124 states and 1552 transitions. [2020-10-14 17:46:41,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-10-14 17:46:41,080 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 342 [2020-10-14 17:46:41,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:46:41,084 INFO L225 Difference]: With dead ends: 1124 [2020-10-14 17:46:41,084 INFO L226 Difference]: Without dead ends: 621 [2020-10-14 17:46:41,088 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=444, Invalid=612, Unknown=0, NotChecked=0, Total=1056 [2020-10-14 17:46:41,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 621 states. [2020-10-14 17:46:41,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 621 to 588. [2020-10-14 17:46:41,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 588 states. [2020-10-14 17:46:41,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 588 states and 800 transitions. [2020-10-14 17:46:41,157 INFO L78 Accepts]: Start accepts. Automaton has 588 states and 800 transitions. Word has length 342 [2020-10-14 17:46:41,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:46:41,157 INFO L479 AbstractCegarLoop]: Abstraction has 588 states and 800 transitions. [2020-10-14 17:46:41,157 INFO L480 AbstractCegarLoop]: Interpolant automaton has 31 states. [2020-10-14 17:46:41,157 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 800 transitions. [2020-10-14 17:46:41,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2020-10-14 17:46:41,164 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:46:41,164 INFO L422 BasicCegarLoop]: trace histogram [27, 27, 27, 27, 27, 27, 27, 27, 27, 26, 26, 25, 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] [2020-10-14 17:46:41,164 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2020-10-14 17:46:41,165 INFO L427 AbstractCegarLoop]: === Iteration 29 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:46:41,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:46:41,165 INFO L82 PathProgramCache]: Analyzing trace with hash 1057847547, now seen corresponding path program 24 times [2020-10-14 17:46:41,165 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:46:41,166 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [180311442] [2020-10-14 17:46:41,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:46:41,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:41,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:41,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:41,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:46,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:46,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 420 [2020-10-14 17:46:46,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 17:46:46,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-14 17:46:46,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:46,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:46,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 29 [2020-10-14 17:46:46,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 17:46:46,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 56 [2020-10-14 17:46:46,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:46,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:46:46,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:46,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:46,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:46,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:46:46,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:46,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:46,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:46,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:46,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:46,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:46:46,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:46,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:46,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-14 17:46:46,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:46,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:46,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:46,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:46,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:46,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:46,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:46,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:46,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:46,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:46,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:46,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:46,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-14 17:46:46,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:46,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:46,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:46,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:46:46,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:46,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:46,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:46,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:46,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:46,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:46:46,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:46,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:46,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-14 17:46:46,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:46,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:46,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:46,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:46,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:46,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:46,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:46,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:46,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:46,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:46,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:46,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:46,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-14 17:46:46,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:46,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:46,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:46,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:46:46,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:46,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:46,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:46,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:46,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:46,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:46:46,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:46,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:46,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-14 17:46:46,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:46,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:46,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:46,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:46,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:46,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:46,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:46,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:46,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:46,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:46,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:46,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:46,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-14 17:46:46,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:46,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:46,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:46,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:46,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:46,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:46,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:46,830 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:46,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:46,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:46,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:46,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:46,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-14 17:46:46,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:46,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:46,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:46,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:46,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:46,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:46,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:46,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:46,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:46,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:46,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:46,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:46,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-14 17:46:46,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:46,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:46,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:46,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:46,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:46,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:46,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:46,851 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:46,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:46,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:46,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:46,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:46,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-14 17:46:46,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:46,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:46,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:46,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:46,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:46,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:46,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:46,862 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:46,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:46,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:46,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:46,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:46,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-14 17:46:46,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:46,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:46,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:46,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:46,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:46,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:46,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:46,871 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:46,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:46,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:46,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:46,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:46,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-14 17:46:46,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:46,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:46,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:46,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:46,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:46,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:46:46,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:46,882 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:46,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:46,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:46,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:46,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:46,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-14 17:46:46,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:46,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:46,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:46,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:46,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:46,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:46:46,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:46,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:46,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:46,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:46,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:46,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:46,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-14 17:46:46,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:46,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:46,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:46,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:46,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:46,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:46:46,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:46,905 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:46,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:46,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:46,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:46,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:46,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2020-10-14 17:46:46,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:46,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:46,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:46,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:46,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:46,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:46,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:46,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:46,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:46,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:46,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:46,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:46,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2020-10-14 17:46:46,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:46,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:46,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:46,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:46,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:46,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:46,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:46,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:46,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:46,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:46,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:46,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:46,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2020-10-14 17:46:46,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:46,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:46,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:46,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:46,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:46,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:46:46,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:46,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:46,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:46,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:46,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:46,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:46,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-10-14 17:46:46,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:46,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:46,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:46,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:46,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:46,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:46,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:46,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:46,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:46,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:46,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:46,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:46,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-14 17:46:46,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:46,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:46,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:46,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:46,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:46,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 17:46:46,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:46,960 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:46,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:46,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:46,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:46,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:46,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2020-10-14 17:46:46,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:46,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:46,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:46,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:46,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:46,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:46,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:46,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:46,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:46,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:46,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:46,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:46,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-14 17:46:46,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:46,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:46,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:46,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:46,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:46,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:46:46,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:46,983 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:46,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:46,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:46,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:46,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:46,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-10-14 17:46:46,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:46,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:46,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:46,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:46,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:46,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 17:46:46,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:46,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:46,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:46,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:47,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:47,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:47,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2020-10-14 17:46:47,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:47,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:47,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:47,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:47,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:47,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:46:47,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:47,011 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:47,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:47,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:47,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:47,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:47,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2020-10-14 17:46:47,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:47,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:47,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:47,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:47,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:47,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 17:46:47,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:47,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:47,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:47,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:47,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:47,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:47,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2020-10-14 17:46:47,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:47,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:47,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:47,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:47,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:47,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:47,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:47,040 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:47,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:47,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:47,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:47,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:47,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2020-10-14 17:46:47,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:47,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:47,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:47,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:47,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:47,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:46:47,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:47,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:47,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:47,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:47,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:47,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:47,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2020-10-14 17:46:47,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:47,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:47,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:47,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:47,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:47,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:47,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:47,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:47,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:47,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:47,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:47,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:47,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2020-10-14 17:46:47,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:47,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:47,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:47,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:47,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:47,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:47,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:47,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:47,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:47,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:47,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:47,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:47,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2020-10-14 17:46:47,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:47,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:47,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:47,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:47,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:47,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:47,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:47,088 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:47,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:47,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:47,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:47,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:46:47,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2020-10-14 17:46:47,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:47,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:47,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:47,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:47,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:47,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:47,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:47,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:47,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:47,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:47,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:47,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:47,195 INFO L134 CoverageAnalysis]: Checked inductivity of 4245 backedges. 0 proven. 729 refuted. 0 times theorem prover too weak. 3516 trivial. 0 not checked. [2020-10-14 17:46:47,195 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [180311442] [2020-10-14 17:46:47,196 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:46:47,196 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2020-10-14 17:46:47,196 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178104398] [2020-10-14 17:46:47,197 INFO L459 AbstractCegarLoop]: Interpolant automaton has 32 states [2020-10-14 17:46:47,197 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:46:47,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2020-10-14 17:46:47,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=439, Invalid=553, Unknown=0, NotChecked=0, Total=992 [2020-10-14 17:46:47,199 INFO L87 Difference]: Start difference. First operand 588 states and 800 transitions. Second operand 32 states. [2020-10-14 17:46:48,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:46:48,799 INFO L93 Difference]: Finished difference Result 1164 states and 1608 transitions. [2020-10-14 17:46:48,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-10-14 17:46:48,800 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 354 [2020-10-14 17:46:48,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:46:48,804 INFO L225 Difference]: With dead ends: 1164 [2020-10-14 17:46:48,805 INFO L226 Difference]: Without dead ends: 642 [2020-10-14 17:46:48,808 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=474, Invalid=648, Unknown=0, NotChecked=0, Total=1122 [2020-10-14 17:46:48,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 642 states. [2020-10-14 17:46:48,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 642 to 609. [2020-10-14 17:46:48,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 609 states. [2020-10-14 17:46:48,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 609 states and 829 transitions. [2020-10-14 17:46:48,880 INFO L78 Accepts]: Start accepts. Automaton has 609 states and 829 transitions. Word has length 354 [2020-10-14 17:46:48,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:46:48,881 INFO L479 AbstractCegarLoop]: Abstraction has 609 states and 829 transitions. [2020-10-14 17:46:48,881 INFO L480 AbstractCegarLoop]: Interpolant automaton has 32 states. [2020-10-14 17:46:48,881 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 829 transitions. [2020-10-14 17:46:48,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2020-10-14 17:46:48,887 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:46:48,887 INFO L422 BasicCegarLoop]: trace histogram [28, 28, 28, 28, 28, 28, 28, 28, 28, 27, 27, 26, 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] [2020-10-14 17:46:48,887 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2020-10-14 17:46:48,887 INFO L427 AbstractCegarLoop]: === Iteration 30 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:46:48,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:46:48,888 INFO L82 PathProgramCache]: Analyzing trace with hash 1476100976, now seen corresponding path program 25 times [2020-10-14 17:46:48,888 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:46:48,888 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2119833244] [2020-10-14 17:46:48,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:46:48,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:48,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:48,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:49,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:53,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:53,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 434 [2020-10-14 17:46:53,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 17:46:53,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5066 [2020-10-14 17:46:53,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:53,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:53,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 30 [2020-10-14 17:46:53,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 17:46:53,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-14 17:46:53,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:54,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:46:54,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:54,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:54,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:54,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:46:54,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:54,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:54,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:54,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:54,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:54,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:46:54,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:54,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:54,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-14 17:46:54,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:54,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:54,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:54,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:54,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:54,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:54,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:54,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:54,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:54,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:54,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:54,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:54,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 17:46:54,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:54,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:54,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:54,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:46:54,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:54,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:54,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:54,552 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:54,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:54,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:46:54,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:54,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:54,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-14 17:46:54,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:54,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:54,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:54,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:54,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:54,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:54,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:54,558 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:54,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:54,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:54,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:54,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:54,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-14 17:46:54,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:54,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:54,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:54,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:46:54,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:54,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:54,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:54,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:54,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:54,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:46:54,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:54,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:54,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-14 17:46:54,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:54,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:54,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:54,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:54,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:54,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 17:46:54,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:54,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:54,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:54,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:54,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:54,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:54,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 17:46:54,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:54,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:54,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:54,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:54,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:54,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:54,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:54,576 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:54,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:54,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:54,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:54,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:54,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-14 17:46:54,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:54,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:54,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:54,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:54,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:54,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:54,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:54,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:54,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:54,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:54,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:54,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:54,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-14 17:46:54,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:54,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:54,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:54,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:54,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:54,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:54,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:54,588 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:54,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:54,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:54,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:54,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:54,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-14 17:46:54,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:54,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:54,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:54,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:54,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:54,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:54,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:54,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:54,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:54,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:54,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:54,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:54,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-14 17:46:54,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:54,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:54,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:54,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:54,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:54,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:54,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:54,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:54,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:54,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:54,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:54,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:54,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-14 17:46:54,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:54,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:54,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:54,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:54,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:54,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:54,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:54,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:54,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:54,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:54,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:54,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:54,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-14 17:46:54,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:54,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:54,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:54,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:54,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:54,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:54,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:54,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:54,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:54,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:54,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:54,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:54,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2020-10-14 17:46:54,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:54,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:54,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:54,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:54,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:54,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:54,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:54,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:54,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:54,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:54,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:54,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:54,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2020-10-14 17:46:54,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:54,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:54,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:54,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:54,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:54,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:54,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:54,622 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:54,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:54,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:54,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:54,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:54,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2020-10-14 17:46:54,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:54,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:54,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:54,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:54,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:54,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:46:54,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:54,631 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:54,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:54,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:54,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:54,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:54,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-10-14 17:46:54,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:54,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:54,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:54,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:54,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:54,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:54,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:54,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:54,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:54,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:54,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:54,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:54,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-14 17:46:54,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:54,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:54,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:54,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:54,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:54,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:54,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:54,646 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:54,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:54,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:54,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:54,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:54,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-14 17:46:54,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:54,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:54,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:54,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:54,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:54,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:54,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:54,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:54,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:54,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:54,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:54,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:54,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2020-10-14 17:46:54,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:54,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:54,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:54,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:54,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:54,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:54,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:54,659 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:54,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:54,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:54,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:54,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:54,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-10-14 17:46:54,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:54,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:54,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:54,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:54,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:54,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:54,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:54,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:54,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:54,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:54,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:54,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:54,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2020-10-14 17:46:54,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:54,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:54,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:54,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:54,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:54,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:54,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:54,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:54,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:54,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:54,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:54,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:54,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2020-10-14 17:46:54,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:54,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:54,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:54,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:54,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:54,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:54,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:54,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:54,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:54,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:54,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:54,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:54,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2020-10-14 17:46:54,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:54,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:54,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:54,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:54,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:54,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:54,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:54,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:54,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:54,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:54,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:54,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:54,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2020-10-14 17:46:54,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:54,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:54,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:54,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:54,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:54,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:46:54,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:54,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:54,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:54,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:54,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:54,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:54,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2020-10-14 17:46:54,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:54,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:54,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:54,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:54,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:54,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:54,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:54,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:54,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:54,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:54,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:54,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:54,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2020-10-14 17:46:54,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:54,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:54,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:54,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:54,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:54,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:54,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:54,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:54,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:54,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:54,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:54,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:54,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2020-10-14 17:46:54,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:54,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:54,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:54,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:54,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:54,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:54,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:54,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:54,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:54,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:54,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:54,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:54,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2020-10-14 17:46:54,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:54,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:54,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:54,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:54,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:54,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:54,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:54,719 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:54,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:54,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:54,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:54,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:54,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2020-10-14 17:46:54,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:54,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:54,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:54,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:54,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:54,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:54,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:54,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:54,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:54,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:54,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:54,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:54,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2020-10-14 17:46:54,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:54,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:54,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:46:54,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:46:54,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:46:54,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:46:54,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:46:54,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:46:54,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:46:54,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:46:54,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:46:54,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:46:54,784 INFO L134 CoverageAnalysis]: Checked inductivity of 4570 backedges. 0 proven. 784 refuted. 0 times theorem prover too weak. 3786 trivial. 0 not checked. [2020-10-14 17:46:54,784 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2119833244] [2020-10-14 17:46:54,784 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:46:54,785 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2020-10-14 17:46:54,785 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348080248] [2020-10-14 17:46:54,785 INFO L459 AbstractCegarLoop]: Interpolant automaton has 33 states [2020-10-14 17:46:54,786 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:46:54,786 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2020-10-14 17:46:54,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=469, Invalid=587, Unknown=0, NotChecked=0, Total=1056 [2020-10-14 17:46:54,787 INFO L87 Difference]: Start difference. First operand 609 states and 829 transitions. Second operand 33 states. [2020-10-14 17:46:56,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:46:56,414 INFO L93 Difference]: Finished difference Result 1204 states and 1664 transitions. [2020-10-14 17:46:56,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-10-14 17:46:56,415 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 366 [2020-10-14 17:46:56,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:46:56,419 INFO L225 Difference]: With dead ends: 1204 [2020-10-14 17:46:56,419 INFO L226 Difference]: Without dead ends: 663 [2020-10-14 17:46:56,423 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=505, Invalid=685, Unknown=0, NotChecked=0, Total=1190 [2020-10-14 17:46:56,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 663 states. [2020-10-14 17:46:56,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 663 to 630. [2020-10-14 17:46:56,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 630 states. [2020-10-14 17:46:56,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 630 states and 858 transitions. [2020-10-14 17:46:56,504 INFO L78 Accepts]: Start accepts. Automaton has 630 states and 858 transitions. Word has length 366 [2020-10-14 17:46:56,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:46:56,504 INFO L479 AbstractCegarLoop]: Abstraction has 630 states and 858 transitions. [2020-10-14 17:46:56,504 INFO L480 AbstractCegarLoop]: Interpolant automaton has 33 states. [2020-10-14 17:46:56,504 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 858 transitions. [2020-10-14 17:46:56,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2020-10-14 17:46:56,510 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:46:56,510 INFO L422 BasicCegarLoop]: trace histogram [29, 29, 29, 29, 29, 29, 29, 29, 29, 28, 28, 27, 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] [2020-10-14 17:46:56,511 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2020-10-14 17:46:56,511 INFO L427 AbstractCegarLoop]: === Iteration 31 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:46:56,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:46:56,511 INFO L82 PathProgramCache]: Analyzing trace with hash 1021967525, now seen corresponding path program 26 times [2020-10-14 17:46:56,512 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:46:56,512 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [216753237] [2020-10-14 17:46:56,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:46:56,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:46:56,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:56,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:46:56,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:01,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:01,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 448 [2020-10-14 17:47:01,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 17:47:01,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5140 [2020-10-14 17:47:01,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:01,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:01,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 31 [2020-10-14 17:47:01,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 17:47:01,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-14 17:47:01,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:02,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:47:02,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:02,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:02,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:02,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:47:02,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:02,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:02,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:02,268 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:02,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:02,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:47:02,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:02,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:02,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-14 17:47:02,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:02,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:02,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:02,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:02,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:02,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:02,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:02,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:02,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:02,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:02,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:02,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:02,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-14 17:47:02,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:02,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:02,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:02,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:47:02,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:02,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:02,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:02,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:02,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:02,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:47:02,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:02,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:02,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-14 17:47:02,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:02,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:02,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:02,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:02,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:02,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:02,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:02,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:02,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:02,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:02,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:02,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:47:02,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-14 17:47:02,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:02,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:02,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:02,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:47:02,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:02,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:02,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:02,327 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:02,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:02,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:47:02,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:02,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:02,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-14 17:47:02,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:02,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:02,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:02,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:02,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:02,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:02,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:02,335 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:02,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:02,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:02,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:02,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:47:02,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-14 17:47:02,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:02,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:02,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:02,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:02,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:02,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:02,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:02,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:02,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:02,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:02,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:02,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:02,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-14 17:47:02,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:02,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:02,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:02,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:02,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:02,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:02,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:02,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:02,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:02,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:02,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:02,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:02,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-14 17:47:02,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:02,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:02,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:02,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:02,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:02,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:02,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:02,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:02,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:02,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:02,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:02,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:02,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-14 17:47:02,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:02,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:02,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:02,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:02,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:02,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:02,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:02,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:02,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:02,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:02,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:02,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:02,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-14 17:47:02,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:02,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:02,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:02,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:02,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:02,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:02,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:02,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:02,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:02,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:02,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:02,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:02,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-14 17:47:02,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:02,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:02,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:02,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:02,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:02,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:02,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:02,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:02,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:02,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:02,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:02,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:02,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-14 17:47:02,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:02,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:02,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:02,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:02,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:02,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:02,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:02,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:02,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:02,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:02,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:02,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:02,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-14 17:47:02,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:02,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:02,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:02,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:02,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:02,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:02,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:02,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:02,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:02,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:02,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:02,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:02,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-14 17:47:02,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:02,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:02,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:02,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:02,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:02,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:02,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:02,421 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:02,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:02,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:02,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:02,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:02,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-14 17:47:02,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:02,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:02,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:02,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:02,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:02,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:02,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:02,430 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:02,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:02,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:02,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:02,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:02,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2020-10-14 17:47:02,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:02,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:02,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:02,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:02,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:02,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:02,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:02,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:02,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:02,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:02,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:02,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:02,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2020-10-14 17:47:02,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:02,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:02,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:02,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:02,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:02,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:02,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:02,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:02,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:02,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:02,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:02,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:02,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2020-10-14 17:47:02,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:02,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:02,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:02,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:02,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:02,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:02,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:02,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:02,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:02,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:02,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:02,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:02,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2020-10-14 17:47:02,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:02,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:02,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:02,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:02,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:02,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:02,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:02,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:02,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:02,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:02,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:02,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:02,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2020-10-14 17:47:02,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:02,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:02,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:02,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:02,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:02,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:02,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:02,469 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:02,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:02,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:02,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:02,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:02,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2020-10-14 17:47:02,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:02,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:02,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:02,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:02,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:02,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:02,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:02,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:02,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:02,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:02,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:02,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:02,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2020-10-14 17:47:02,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:02,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:02,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:02,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:02,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:02,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:02,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:02,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:02,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:02,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:02,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:02,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:02,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2020-10-14 17:47:02,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:02,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:02,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:02,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:02,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:02,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:02,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:02,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:02,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:02,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:02,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:02,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:02,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2020-10-14 17:47:02,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:02,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:02,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:02,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:02,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:02,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:02,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:02,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:02,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:02,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:02,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:02,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:02,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2020-10-14 17:47:02,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:02,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:02,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:02,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:02,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:02,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:02,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:02,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:02,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:02,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:02,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:02,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:02,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2020-10-14 17:47:02,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:02,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:02,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:02,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:02,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:02,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:02,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:02,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:02,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:02,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:02,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:02,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:02,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2020-10-14 17:47:02,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:02,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:02,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:02,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:02,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:02,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:02,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:02,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:02,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:02,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:02,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:02,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:02,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2020-10-14 17:47:02,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:02,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:02,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:02,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:02,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:02,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:02,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:02,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:02,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:02,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:02,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:02,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:02,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2020-10-14 17:47:02,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:02,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:02,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:02,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:02,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:02,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:02,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:02,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:02,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:02,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:02,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:02,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:02,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2020-10-14 17:47:02,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:02,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:02,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:02,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:02,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:02,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:02,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:02,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:02,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:02,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:02,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:02,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:02,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2020-10-14 17:47:02,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:02,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:02,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:02,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:02,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:02,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:02,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:02,560 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:02,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:02,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:02,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:02,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:02,613 INFO L134 CoverageAnalysis]: Checked inductivity of 4907 backedges. 0 proven. 841 refuted. 0 times theorem prover too weak. 4066 trivial. 0 not checked. [2020-10-14 17:47:02,614 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [216753237] [2020-10-14 17:47:02,614 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:47:02,614 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34] total 34 [2020-10-14 17:47:02,614 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730565812] [2020-10-14 17:47:02,615 INFO L459 AbstractCegarLoop]: Interpolant automaton has 34 states [2020-10-14 17:47:02,615 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:47:02,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2020-10-14 17:47:02,615 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=500, Invalid=622, Unknown=0, NotChecked=0, Total=1122 [2020-10-14 17:47:02,616 INFO L87 Difference]: Start difference. First operand 630 states and 858 transitions. Second operand 34 states. [2020-10-14 17:47:04,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:47:04,225 INFO L93 Difference]: Finished difference Result 1244 states and 1720 transitions. [2020-10-14 17:47:04,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-10-14 17:47:04,226 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 378 [2020-10-14 17:47:04,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:47:04,229 INFO L225 Difference]: With dead ends: 1244 [2020-10-14 17:47:04,230 INFO L226 Difference]: Without dead ends: 684 [2020-10-14 17:47:04,232 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=537, Invalid=723, Unknown=0, NotChecked=0, Total=1260 [2020-10-14 17:47:04,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 684 states. [2020-10-14 17:47:04,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 684 to 651. [2020-10-14 17:47:04,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 651 states. [2020-10-14 17:47:04,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 651 states and 887 transitions. [2020-10-14 17:47:04,307 INFO L78 Accepts]: Start accepts. Automaton has 651 states and 887 transitions. Word has length 378 [2020-10-14 17:47:04,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:47:04,308 INFO L479 AbstractCegarLoop]: Abstraction has 651 states and 887 transitions. [2020-10-14 17:47:04,308 INFO L480 AbstractCegarLoop]: Interpolant automaton has 34 states. [2020-10-14 17:47:04,308 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 887 transitions. [2020-10-14 17:47:04,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2020-10-14 17:47:04,315 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:47:04,316 INFO L422 BasicCegarLoop]: trace histogram [30, 30, 30, 30, 30, 30, 30, 30, 30, 29, 29, 28, 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] [2020-10-14 17:47:04,316 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2020-10-14 17:47:04,316 INFO L427 AbstractCegarLoop]: === Iteration 32 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:47:04,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:47:04,317 INFO L82 PathProgramCache]: Analyzing trace with hash 272233626, now seen corresponding path program 27 times [2020-10-14 17:47:04,317 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:47:04,317 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1299803899] [2020-10-14 17:47:04,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:47:04,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:04,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:04,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:04,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:09,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:09,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 462 [2020-10-14 17:47:09,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 17:47:09,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-14 17:47:09,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:09,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:09,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 32 [2020-10-14 17:47:09,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 17:47:09,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 62 [2020-10-14 17:47:09,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:09,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:47:09,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:09,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:09,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:09,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:47:09,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:09,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:09,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:09,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:09,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:09,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:47:09,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:09,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:09,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 17:47:09,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:09,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:09,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:09,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:09,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:09,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:09,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:09,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:09,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:09,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:09,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:09,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:09,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-14 17:47:09,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:09,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:09,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:09,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:47:09,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:09,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:09,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:09,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:09,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:09,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:47:09,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:09,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:09,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-14 17:47:09,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:09,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:09,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:09,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:09,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:09,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:09,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:09,992 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:09,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:09,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:09,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:09,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:09,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-14 17:47:09,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:09,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:09,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:09,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:47:09,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:09,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:09,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:09,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:09,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:09,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:47:09,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:09,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:09,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 17:47:09,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:09,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:10,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:10,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:10,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:10,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:10,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:10,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:10,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:10,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:10,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:10,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:10,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 17:47:10,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:10,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:10,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:10,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:10,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:10,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:10,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:10,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:10,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:10,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:10,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:10,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:10,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-14 17:47:10,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:10,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:10,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:10,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:10,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:10,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:10,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:10,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:10,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:10,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:10,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:10,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:10,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-14 17:47:10,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:10,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:10,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:10,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:10,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:10,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:10,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:10,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:10,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:10,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:10,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:10,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:10,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-14 17:47:10,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:10,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:10,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:10,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:10,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:10,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:10,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:10,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:10,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:10,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:10,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:10,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:10,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-14 17:47:10,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:10,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:10,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:10,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:10,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:10,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:10,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:10,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:10,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:10,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:10,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:10,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:10,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-14 17:47:10,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:10,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:10,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:10,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:10,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:10,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:10,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:10,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:10,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:10,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:10,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:10,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:10,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-14 17:47:10,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:10,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:10,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:10,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:10,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:10,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:10,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:10,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:10,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:10,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:10,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:10,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:10,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2020-10-14 17:47:10,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:10,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:10,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:10,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:10,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:10,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:10,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:10,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:10,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:10,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:10,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:10,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:10,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-14 17:47:10,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:10,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:10,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:10,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:10,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:10,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:10,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:10,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:10,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:10,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:10,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:10,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:10,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2020-10-14 17:47:10,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:10,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:10,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:10,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:10,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:10,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:10,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:10,044 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:10,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:10,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:10,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:10,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:10,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2020-10-14 17:47:10,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:10,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:10,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:10,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:10,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:10,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:10,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:10,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:10,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:10,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:10,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:10,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:10,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-10-14 17:47:10,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:10,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:10,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:10,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:10,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:10,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:10,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:10,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:10,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:10,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:10,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:10,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:10,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2020-10-14 17:47:10,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:10,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:10,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:10,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:10,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:10,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:10,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:10,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:10,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:10,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:10,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:10,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:10,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2020-10-14 17:47:10,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:10,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:10,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:10,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:10,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:10,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:10,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:10,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:10,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:10,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:10,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:10,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:10,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2020-10-14 17:47:10,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:10,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:10,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:10,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:10,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:10,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:10,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:10,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:10,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:10,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:10,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:10,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:10,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2020-10-14 17:47:10,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:10,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:10,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:10,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:10,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:10,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:10,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:10,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:10,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:10,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:10,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:10,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:10,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2020-10-14 17:47:10,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:10,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:10,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:10,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:10,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:10,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:10,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:10,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:10,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:10,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:10,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:10,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:10,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2020-10-14 17:47:10,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:10,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:10,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:10,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:10,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:10,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:10,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:10,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:10,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:10,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:10,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:10,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:10,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2020-10-14 17:47:10,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:10,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:10,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:10,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:10,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:10,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:10,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:10,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:10,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:10,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:10,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:10,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:10,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2020-10-14 17:47:10,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:10,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:10,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:10,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:10,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:10,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:10,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:10,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:10,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:10,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:10,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:10,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:10,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2020-10-14 17:47:10,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:10,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:10,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:10,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:10,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:10,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:10,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:10,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:10,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:10,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:10,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:10,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:10,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2020-10-14 17:47:10,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:10,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:10,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:10,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:10,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:10,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:10,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:10,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:10,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:10,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:10,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:10,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:10,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2020-10-14 17:47:10,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:10,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:10,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:10,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:10,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:10,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:10,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:10,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:10,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:10,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:10,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:10,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:10,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2020-10-14 17:47:10,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:10,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:10,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:10,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:10,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:10,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:10,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:10,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:10,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:10,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:10,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:10,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:10,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2020-10-14 17:47:10,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:10,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:10,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:10,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:10,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:10,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:10,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:10,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:10,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:10,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:10,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:10,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:10,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2020-10-14 17:47:10,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:10,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:10,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:10,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:10,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:10,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:10,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:10,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:10,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:10,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:10,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:10,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:10,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2020-10-14 17:47:10,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:10,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:10,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:10,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:10,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:10,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:10,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:10,131 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:10,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:10,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:10,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:10,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:10,184 INFO L134 CoverageAnalysis]: Checked inductivity of 5256 backedges. 0 proven. 900 refuted. 0 times theorem prover too weak. 4356 trivial. 0 not checked. [2020-10-14 17:47:10,185 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1299803899] [2020-10-14 17:47:10,185 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:47:10,185 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35] total 35 [2020-10-14 17:47:10,185 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454175050] [2020-10-14 17:47:10,186 INFO L459 AbstractCegarLoop]: Interpolant automaton has 35 states [2020-10-14 17:47:10,186 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:47:10,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2020-10-14 17:47:10,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=532, Invalid=658, Unknown=0, NotChecked=0, Total=1190 [2020-10-14 17:47:10,187 INFO L87 Difference]: Start difference. First operand 651 states and 887 transitions. Second operand 35 states. [2020-10-14 17:47:11,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:47:11,789 INFO L93 Difference]: Finished difference Result 1284 states and 1776 transitions. [2020-10-14 17:47:11,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-10-14 17:47:11,797 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 390 [2020-10-14 17:47:11,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:47:11,801 INFO L225 Difference]: With dead ends: 1284 [2020-10-14 17:47:11,801 INFO L226 Difference]: Without dead ends: 705 [2020-10-14 17:47:11,804 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=570, Invalid=762, Unknown=0, NotChecked=0, Total=1332 [2020-10-14 17:47:11,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 705 states. [2020-10-14 17:47:11,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 705 to 672. [2020-10-14 17:47:11,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 672 states. [2020-10-14 17:47:11,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 672 states and 916 transitions. [2020-10-14 17:47:11,882 INFO L78 Accepts]: Start accepts. Automaton has 672 states and 916 transitions. Word has length 390 [2020-10-14 17:47:11,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:47:11,882 INFO L479 AbstractCegarLoop]: Abstraction has 672 states and 916 transitions. [2020-10-14 17:47:11,882 INFO L480 AbstractCegarLoop]: Interpolant automaton has 35 states. [2020-10-14 17:47:11,883 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 916 transitions. [2020-10-14 17:47:11,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2020-10-14 17:47:11,887 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:47:11,887 INFO L422 BasicCegarLoop]: trace histogram [31, 31, 31, 31, 31, 31, 31, 31, 31, 30, 30, 29, 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] [2020-10-14 17:47:11,888 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2020-10-14 17:47:11,888 INFO L427 AbstractCegarLoop]: === Iteration 33 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:47:11,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:47:11,888 INFO L82 PathProgramCache]: Analyzing trace with hash 1266187087, now seen corresponding path program 28 times [2020-10-14 17:47:11,888 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:47:11,888 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [397411137] [2020-10-14 17:47:11,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:47:11,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:11,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:11,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:11,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:16,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:16,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 476 [2020-10-14 17:47:16,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 17:47:16,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5053 [2020-10-14 17:47:16,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:16,966 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:16,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 33 [2020-10-14 17:47:16,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 17:47:16,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-14 17:47:16,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:17,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:47:17,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:17,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:17,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:17,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:47:17,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:17,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:17,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:17,801 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:17,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:17,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:47:17,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:17,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:17,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-14 17:47:17,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:17,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:17,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:17,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:17,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:17,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:17,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:17,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:17,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:17,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:17,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:17,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:17,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 17:47:17,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:17,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:17,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:17,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:47:17,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:17,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:17,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:17,834 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:17,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:17,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:47:17,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:17,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:17,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-14 17:47:17,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:17,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:17,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:17,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:17,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:17,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:17,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:17,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:17,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:17,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:17,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:17,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:17,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-14 17:47:17,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:17,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:17,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:17,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:47:17,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:17,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:17,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:17,846 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:17,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:17,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:47:17,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:17,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:17,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-14 17:47:17,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:17,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:17,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:17,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:17,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:17,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:17,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:17,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:17,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:17,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:17,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:17,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:17,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-14 17:47:17,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:17,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:17,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:17,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:17,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:17,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:17,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:17,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:17,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:17,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:17,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:17,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:17,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-14 17:47:17,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:17,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:17,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:17,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:17,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:17,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:17,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:17,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:17,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:17,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:17,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:17,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:17,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-14 17:47:17,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:17,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:17,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:17,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:17,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:17,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:17,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:17,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:17,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:17,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:17,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:17,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:17,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-14 17:47:17,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:17,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:17,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:17,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:17,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:17,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:17,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:17,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:17,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:17,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:17,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:17,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:17,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-14 17:47:17,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:17,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:17,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:17,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:17,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:17,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:17,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:17,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:17,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:17,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:17,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:17,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:17,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2020-10-14 17:47:17,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:17,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:17,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:17,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:17,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:17,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:17,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:17,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:17,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:17,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:17,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:17,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:17,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2020-10-14 17:47:17,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:17,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:17,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:17,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:17,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:17,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:17,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:17,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:17,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:17,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:17,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:17,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:17,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-10-14 17:47:17,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:17,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:17,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:17,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:17,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:17,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:17,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:17,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:17,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:17,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:17,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:17,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:17,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-10-14 17:47:17,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:17,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:17,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:17,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:17,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:17,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:17,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:17,907 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:17,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:17,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:17,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:17,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:17,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-14 17:47:17,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:17,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:17,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:17,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:17,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:17,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:17,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:17,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:17,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:17,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:17,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:17,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:17,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2020-10-14 17:47:17,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:17,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:17,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:17,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:17,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:17,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:17,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:17,921 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:17,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:17,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:17,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:17,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:17,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2020-10-14 17:47:17,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:17,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:17,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:17,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:17,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:17,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:17,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:17,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:17,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:17,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:17,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:17,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:17,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2020-10-14 17:47:17,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:17,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:17,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:17,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:17,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:17,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:17,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:17,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:17,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:17,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:17,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:17,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:17,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2020-10-14 17:47:17,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:17,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:17,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:17,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:17,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:17,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:17,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:17,942 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:17,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:17,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:17,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:17,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:17,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2020-10-14 17:47:17,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:17,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:17,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:17,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:17,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:17,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:17,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:17,950 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:17,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:17,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:17,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:17,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:17,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2020-10-14 17:47:17,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:17,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:17,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:17,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:17,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:17,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:17,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:17,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:17,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:17,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:17,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:17,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:17,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2020-10-14 17:47:17,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:17,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:17,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:17,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:17,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:17,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:17,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:17,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:17,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:17,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:17,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:17,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:17,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2020-10-14 17:47:17,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:17,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:17,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:17,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:17,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:17,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:17,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:17,972 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:17,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:17,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:17,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:17,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:17,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2020-10-14 17:47:17,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:17,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:17,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:17,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:17,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:17,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:17,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:17,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:17,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:17,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:17,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:17,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:47:17,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2020-10-14 17:47:17,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:17,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:17,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:17,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:17,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:17,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:17,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:17,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:17,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:17,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:17,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:17,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:17,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2020-10-14 17:47:17,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:17,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:17,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:17,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:17,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:17,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:17,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:17,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:17,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:17,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:17,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:17,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:17,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2020-10-14 17:47:18,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:18,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:18,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:18,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:18,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:18,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:18,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:18,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:18,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:18,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:18,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:18,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:47:18,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2020-10-14 17:47:18,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:18,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:18,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:18,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:18,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:18,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:18,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:18,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:18,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:18,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:18,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:18,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:18,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2020-10-14 17:47:18,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:18,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:18,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:18,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:18,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:18,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:18,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:18,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:18,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:18,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:18,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:18,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:18,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2020-10-14 17:47:18,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:18,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:18,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:18,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:18,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:18,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:18,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:18,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:18,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:18,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:18,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:18,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:18,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2020-10-14 17:47:18,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:18,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:18,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:18,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:18,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:18,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:18,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:18,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:18,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:18,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:18,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:18,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:18,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2020-10-14 17:47:18,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:18,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:18,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:18,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:18,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:18,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:18,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:18,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:18,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:18,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:18,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:18,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:18,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2020-10-14 17:47:18,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:18,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:18,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:18,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:18,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:18,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:18,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:18,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:18,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:18,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:18,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:18,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:18,132 INFO L134 CoverageAnalysis]: Checked inductivity of 5617 backedges. 0 proven. 961 refuted. 0 times theorem prover too weak. 4656 trivial. 0 not checked. [2020-10-14 17:47:18,132 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [397411137] [2020-10-14 17:47:18,132 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:47:18,133 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2020-10-14 17:47:18,133 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262540826] [2020-10-14 17:47:18,133 INFO L459 AbstractCegarLoop]: Interpolant automaton has 36 states [2020-10-14 17:47:18,133 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:47:18,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2020-10-14 17:47:18,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=565, Invalid=695, Unknown=0, NotChecked=0, Total=1260 [2020-10-14 17:47:18,134 INFO L87 Difference]: Start difference. First operand 672 states and 916 transitions. Second operand 36 states. [2020-10-14 17:47:19,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:47:19,775 INFO L93 Difference]: Finished difference Result 1324 states and 1832 transitions. [2020-10-14 17:47:19,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2020-10-14 17:47:19,776 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 402 [2020-10-14 17:47:19,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:47:19,780 INFO L225 Difference]: With dead ends: 1324 [2020-10-14 17:47:19,780 INFO L226 Difference]: Without dead ends: 726 [2020-10-14 17:47:19,783 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=604, Invalid=802, Unknown=0, NotChecked=0, Total=1406 [2020-10-14 17:47:19,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 726 states. [2020-10-14 17:47:19,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 726 to 693. [2020-10-14 17:47:19,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 693 states. [2020-10-14 17:47:19,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 693 states and 945 transitions. [2020-10-14 17:47:19,864 INFO L78 Accepts]: Start accepts. Automaton has 693 states and 945 transitions. Word has length 402 [2020-10-14 17:47:19,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:47:19,864 INFO L479 AbstractCegarLoop]: Abstraction has 693 states and 945 transitions. [2020-10-14 17:47:19,864 INFO L480 AbstractCegarLoop]: Interpolant automaton has 36 states. [2020-10-14 17:47:19,864 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 945 transitions. [2020-10-14 17:47:19,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2020-10-14 17:47:19,869 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:47:19,869 INFO L422 BasicCegarLoop]: trace histogram [32, 32, 32, 32, 32, 32, 32, 32, 32, 31, 31, 30, 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] [2020-10-14 17:47:19,870 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2020-10-14 17:47:19,870 INFO L427 AbstractCegarLoop]: === Iteration 34 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:47:19,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:47:19,870 INFO L82 PathProgramCache]: Analyzing trace with hash -664887100, now seen corresponding path program 29 times [2020-10-14 17:47:19,870 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:47:19,871 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [713043616] [2020-10-14 17:47:19,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:47:19,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:19,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:19,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:20,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:24,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:24,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 490 [2020-10-14 17:47:24,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 17:47:24,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5042 [2020-10-14 17:47:24,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:24,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:24,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 34 [2020-10-14 17:47:24,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 17:47:24,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-14 17:47:24,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:47:25,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:47:25,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 17:47:25,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:47:25,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 17:47:25,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:25,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:25,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,639 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:25,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 17:47:25,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:47:25,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:25,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:47:25,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-14 17:47:25,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:25,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:25,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,670 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:25,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-14 17:47:25,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:47:25,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:25,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,675 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:47:25,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-14 17:47:25,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:25,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:25,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:25,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-14 17:47:25,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:25,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:25,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,685 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:25,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-14 17:47:25,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:25,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:25,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:25,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-14 17:47:25,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:25,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:25,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:25,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-14 17:47:25,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:25,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:25,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:25,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-14 17:47:25,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:25,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:25,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:25,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-14 17:47:25,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:25,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:25,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,715 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:25,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-14 17:47:25,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:25,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:25,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,721 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:25,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2020-10-14 17:47:25,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:25,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:25,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,726 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:25,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2020-10-14 17:47:25,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:25,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:25,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:25,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:47:25,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2020-10-14 17:47:25,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:25,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:25,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:25,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-10-14 17:47:25,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:25,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:25,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:25,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2020-10-14 17:47:25,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:25,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:25,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:25,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2020-10-14 17:47:25,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:25,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:25,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:25,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-14 17:47:25,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:25,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:25,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:25,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2020-10-14 17:47:25,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:25,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:25,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:25,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2020-10-14 17:47:25,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:25,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:25,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:25,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2020-10-14 17:47:25,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:25,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:25,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:25,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2020-10-14 17:47:25,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:25,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:25,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:25,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2020-10-14 17:47:25,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:25,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:25,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:25,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2020-10-14 17:47:25,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:25,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:25,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:25,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2020-10-14 17:47:25,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:25,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:25,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:25,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2020-10-14 17:47:25,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:25,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:25,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,840 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:25,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 26 [2020-10-14 17:47:25,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2020-10-14 17:47:25,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:25,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:25,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:25,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2020-10-14 17:47:25,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:25,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:25,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,886 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:25,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2020-10-14 17:47:25,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:25,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:25,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:25,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2020-10-14 17:47:25,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:25,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:25,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,897 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:25,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2020-10-14 17:47:25,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:25,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:25,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,903 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:25,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2020-10-14 17:47:25,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:25,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:25,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:25,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2020-10-14 17:47:25,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:25,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:25,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:25,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:25,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:25,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:25,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:25,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:25,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:25,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:25,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:25,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:25,975 INFO L134 CoverageAnalysis]: Checked inductivity of 5990 backedges. 0 proven. 1024 refuted. 0 times theorem prover too weak. 4966 trivial. 0 not checked. [2020-10-14 17:47:25,975 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [713043616] [2020-10-14 17:47:25,975 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:47:25,975 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37] total 37 [2020-10-14 17:47:25,975 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413618956] [2020-10-14 17:47:25,976 INFO L459 AbstractCegarLoop]: Interpolant automaton has 37 states [2020-10-14 17:47:25,976 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:47:25,976 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2020-10-14 17:47:25,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=599, Invalid=733, Unknown=0, NotChecked=0, Total=1332 [2020-10-14 17:47:25,977 INFO L87 Difference]: Start difference. First operand 693 states and 945 transitions. Second operand 37 states. [2020-10-14 17:47:27,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:47:27,958 INFO L93 Difference]: Finished difference Result 1364 states and 1888 transitions. [2020-10-14 17:47:27,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-10-14 17:47:27,959 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 414 [2020-10-14 17:47:27,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:47:27,964 INFO L225 Difference]: With dead ends: 1364 [2020-10-14 17:47:27,965 INFO L226 Difference]: Without dead ends: 747 [2020-10-14 17:47:27,968 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=639, Invalid=843, Unknown=0, NotChecked=0, Total=1482 [2020-10-14 17:47:27,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 747 states. [2020-10-14 17:47:28,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 747 to 714. [2020-10-14 17:47:28,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 714 states. [2020-10-14 17:47:28,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 714 states and 974 transitions. [2020-10-14 17:47:28,054 INFO L78 Accepts]: Start accepts. Automaton has 714 states and 974 transitions. Word has length 414 [2020-10-14 17:47:28,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:47:28,054 INFO L479 AbstractCegarLoop]: Abstraction has 714 states and 974 transitions. [2020-10-14 17:47:28,054 INFO L480 AbstractCegarLoop]: Interpolant automaton has 37 states. [2020-10-14 17:47:28,055 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 974 transitions. [2020-10-14 17:47:28,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2020-10-14 17:47:28,060 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:47:28,061 INFO L422 BasicCegarLoop]: trace histogram [33, 33, 33, 33, 33, 33, 33, 33, 33, 32, 32, 31, 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] [2020-10-14 17:47:28,061 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2020-10-14 17:47:28,061 INFO L427 AbstractCegarLoop]: === Iteration 35 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:47:28,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:47:28,061 INFO L82 PathProgramCache]: Analyzing trace with hash -372148999, now seen corresponding path program 30 times [2020-10-14 17:47:28,062 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:47:28,062 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [529702043] [2020-10-14 17:47:28,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:47:28,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:28,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:28,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:28,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:33,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:33,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 504 [2020-10-14 17:47:33,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 17:47:33,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5047 [2020-10-14 17:47:33,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:33,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:33,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 35 [2020-10-14 17:47:33,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 17:47:33,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-14 17:47:33,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:33,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 17:47:33,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:33,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:33,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:33,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:47:33,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:33,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:33,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:33,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:33,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:33,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 17:47:33,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:33,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:33,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-14 17:47:33,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:33,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:33,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:33,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:33,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:33,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:33,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:33,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:33,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:33,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:33,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:33,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:33,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 17:47:33,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:33,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:33,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:33,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:47:33,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:33,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:33,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:33,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:33,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:33,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:47:33,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:33,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:33,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-14 17:47:33,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:33,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:33,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:33,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:33,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:33,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:33,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:33,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:33,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:33,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:33,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:33,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:33,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-14 17:47:33,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:33,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:33,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:33,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 17:47:33,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:33,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:33,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:33,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:33,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:33,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 17:47:33,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:33,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:33,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-14 17:47:33,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:33,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:33,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:33,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:33,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:33,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:33,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:33,924 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:33,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:33,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:33,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:33,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:33,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-14 17:47:33,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:33,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:33,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:33,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:33,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:33,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 17:47:33,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:33,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:33,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:33,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:33,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:33,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:33,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-14 17:47:33,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:33,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:33,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:33,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:33,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:33,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:33,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:33,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:33,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:33,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:33,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:33,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:33,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-14 17:47:33,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:33,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:33,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:33,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:33,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:33,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:33,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:33,948 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:33,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:33,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:33,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:33,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:33,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-14 17:47:33,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:33,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:33,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:33,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:33,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:33,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:33,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:33,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:33,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:33,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:33,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:33,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:33,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-14 17:47:33,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:33,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:33,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:33,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:33,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:33,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:33,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:33,964 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:33,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:33,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:33,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:33,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:33,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-14 17:47:33,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:33,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:33,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:33,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:33,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:33,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:33,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:33,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:33,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:33,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:33,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:33,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:33,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2020-10-14 17:47:33,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:33,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:33,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:33,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:33,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:33,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:33,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:33,983 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:33,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:33,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:33,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:33,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:33,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2020-10-14 17:47:33,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:33,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:33,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:33,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:33,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:33,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:33,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:33,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:33,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:33,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:33,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:33,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:33,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2020-10-14 17:47:33,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:33,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:34,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:34,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:34,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:34,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:34,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:34,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:34,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:34,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:34,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:34,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:34,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-10-14 17:47:34,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:34,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:34,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:34,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:34,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:34,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:34,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:34,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:34,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:34,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:34,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:34,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:47:34,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-14 17:47:34,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:34,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:34,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:34,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:34,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:34,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:34,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:34,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:34,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:34,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:34,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:34,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:47:34,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2020-10-14 17:47:34,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:34,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:34,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:34,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:34,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:34,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:34,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:34,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:34,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:34,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:34,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:34,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:34,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2020-10-14 17:47:34,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:34,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:34,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:34,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:34,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:34,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:34,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:34,044 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:34,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:34,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:34,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:34,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:34,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-10-14 17:47:34,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:34,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:34,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:34,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:34,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:34,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:34,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:34,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:34,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:34,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:34,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:34,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:34,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2020-10-14 17:47:34,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:34,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:34,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:34,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:34,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:34,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:34,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:34,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:34,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:34,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:34,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:34,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:34,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2020-10-14 17:47:34,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:34,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:34,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:34,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:34,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:34,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:34,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:34,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:34,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:34,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:34,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:34,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:34,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2020-10-14 17:47:34,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:34,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:34,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:34,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:34,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:34,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:34,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:34,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:34,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:34,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:34,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:34,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:34,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2020-10-14 17:47:34,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:34,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:34,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:34,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:34,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:34,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:34,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:34,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:34,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:34,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:34,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:34,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:34,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2020-10-14 17:47:34,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:34,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:34,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:34,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:34,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:34,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:34,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:34,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:34,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:34,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:34,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:34,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:34,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2020-10-14 17:47:34,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:34,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:34,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:34,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:34,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:34,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:34,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:34,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:34,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:34,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:34,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:34,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:34,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2020-10-14 17:47:34,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:34,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:34,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:34,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:34,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:34,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:34,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:34,116 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:34,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:34,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:34,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:34,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:34,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2020-10-14 17:47:34,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:34,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:34,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:34,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:34,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:34,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:34,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:34,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:34,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:34,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:34,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:34,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:34,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2020-10-14 17:47:34,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:34,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:34,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:34,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:34,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:34,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:34,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:34,131 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:34,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:34,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:34,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:34,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:34,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2020-10-14 17:47:34,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:34,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:34,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:34,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:34,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:34,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:34,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:34,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:34,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:34,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:34,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:34,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:34,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2020-10-14 17:47:34,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:34,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:34,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:34,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:34,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:34,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:34,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:34,152 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:34,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:34,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:34,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:34,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:34,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2020-10-14 17:47:34,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:34,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:34,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:34,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:34,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:34,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:34,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:34,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:34,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:34,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:34,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:34,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:34,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2020-10-14 17:47:34,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:34,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:34,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:34,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:34,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:34,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:34,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:34,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:34,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:34,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:34,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:34,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 17:47:34,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2020-10-14 17:47:34,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:34,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:34,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:34,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:34,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:34,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:34,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:34,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:34,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:34,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:34,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:34,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:34,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2020-10-14 17:47:34,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:34,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:34,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:34,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:34,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:34,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 17:47:34,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:34,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:34,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:34,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:34,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:34,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:34,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2020-10-14 17:47:34,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:34,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:34,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 17:47:34,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 17:47:34,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 17:47:34,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 17:47:34,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-14 17:47:34,202 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-14 17:47:34,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 17:47:34,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 17:47:34,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 17:47:34,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 17:47:34,268 INFO L134 CoverageAnalysis]: Checked inductivity of 6375 backedges. 0 proven. 1089 refuted. 0 times theorem prover too weak. 5286 trivial. 0 not checked. [2020-10-14 17:47:34,269 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [529702043] [2020-10-14 17:47:34,269 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 17:47:34,269 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38] total 38 [2020-10-14 17:47:34,269 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711395573] [2020-10-14 17:47:34,270 INFO L459 AbstractCegarLoop]: Interpolant automaton has 38 states [2020-10-14 17:47:34,270 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 17:47:34,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2020-10-14 17:47:34,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=634, Invalid=772, Unknown=0, NotChecked=0, Total=1406 [2020-10-14 17:47:34,272 INFO L87 Difference]: Start difference. First operand 714 states and 974 transitions. Second operand 38 states. [2020-10-14 17:47:35,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 17:47:35,883 INFO L93 Difference]: Finished difference Result 1404 states and 1944 transitions. [2020-10-14 17:47:35,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2020-10-14 17:47:35,884 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 426 [2020-10-14 17:47:35,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 17:47:35,890 INFO L225 Difference]: With dead ends: 1404 [2020-10-14 17:47:35,890 INFO L226 Difference]: Without dead ends: 768 [2020-10-14 17:47:35,896 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=675, Invalid=885, Unknown=0, NotChecked=0, Total=1560 [2020-10-14 17:47:35,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 768 states. [2020-10-14 17:47:35,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 768 to 735. [2020-10-14 17:47:35,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 735 states. [2020-10-14 17:47:36,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 735 states and 1003 transitions. [2020-10-14 17:47:36,002 INFO L78 Accepts]: Start accepts. Automaton has 735 states and 1003 transitions. Word has length 426 [2020-10-14 17:47:36,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 17:47:36,003 INFO L479 AbstractCegarLoop]: Abstraction has 735 states and 1003 transitions. [2020-10-14 17:47:36,003 INFO L480 AbstractCegarLoop]: Interpolant automaton has 38 states. [2020-10-14 17:47:36,003 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1003 transitions. [2020-10-14 17:47:36,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2020-10-14 17:47:36,009 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 17:47:36,010 INFO L422 BasicCegarLoop]: trace histogram [34, 34, 34, 34, 34, 34, 34, 34, 34, 33, 33, 32, 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] [2020-10-14 17:47:36,010 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2020-10-14 17:47:36,010 INFO L427 AbstractCegarLoop]: === Iteration 36 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 17:47:36,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 17:47:36,011 INFO L82 PathProgramCache]: Analyzing trace with hash -1797126162, now seen corresponding path program 31 times [2020-10-14 17:47:36,011 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 17:47:36,011 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [348008261] [2020-10-14 17:47:36,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 17:47:36,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 17:47:36,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:36,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 17:47:36,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking...