/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/systemc/transmitter.02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 10:19:53,640 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 10:19:53,642 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 10:19:53,667 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 10:19:53,667 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 10:19:53,668 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 10:19:53,669 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 10:19:53,671 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 10:19:53,673 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 10:19:53,674 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 10:19:53,675 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 10:19:53,676 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 10:19:53,676 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 10:19:53,677 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 10:19:53,678 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 10:19:53,679 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 10:19:53,680 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 10:19:53,681 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 10:19:53,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 10:19:53,685 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 10:19:53,686 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 10:19:53,687 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 10:19:53,688 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 10:19:53,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 10:19:53,691 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 10:19:53,692 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 10:19:53,692 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 10:19:53,693 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 10:19:53,693 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 10:19:53,694 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 10:19:53,694 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 10:19:53,695 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 10:19:53,695 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 10:19:53,696 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 10:19:53,697 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 10:19:53,697 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 10:19:53,698 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 10:19:53,698 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 10:19:53,698 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 10:19:53,699 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 10:19:53,700 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 10:19:53,701 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 10:19:53,724 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 10:19:53,724 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 10:19:53,725 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 10:19:53,726 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 10:19:53,726 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 10:19:53,726 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 10:19:53,726 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 10:19:53,726 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 10:19:53,727 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 10:19:53,727 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 10:19:53,727 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 10:19:53,727 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 10:19:53,727 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 10:19:53,727 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 10:19:53,728 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 10:19:53,728 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 10:19:53,728 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 10:19:53,728 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 10:19:53,728 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 10:19:53,729 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 10:19:53,729 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 10:19:53,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 10:19:53,729 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 10:19:53,729 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 10:19:53,730 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 10:19:53,730 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 10:19:53,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 10:19:53,730 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 10:19:53,730 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 10:19:53,730 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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 10:19:54,027 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 10:19:54,042 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 10:19:54,048 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 10:19:54,051 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 10:19:54,052 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 10:19:54,053 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.02.cil.c [2020-10-14 10:19:54,131 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4b0e9e2c0/02940b9a41ef4423ae75f3d37a6aea32/FLAG8c819a083 [2020-10-14 10:19:54,665 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 10:19:54,666 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/transmitter.02.cil.c [2020-10-14 10:19:54,685 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4b0e9e2c0/02940b9a41ef4423ae75f3d37a6aea32/FLAG8c819a083 [2020-10-14 10:19:55,049 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4b0e9e2c0/02940b9a41ef4423ae75f3d37a6aea32 [2020-10-14 10:19:55,059 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 10:19:55,061 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 10:19:55,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 10:19:55,063 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 10:19:55,066 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 10:19:55,067 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:19:55" (1/1) ... [2020-10-14 10:19:55,070 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8ea5cdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:19:55, skipping insertion in model container [2020-10-14 10:19:55,070 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:19:55" (1/1) ... [2020-10-14 10:19:55,078 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 10:19:55,108 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 10:19:55,337 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 10:19:55,343 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 10:19:55,385 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 10:19:55,497 INFO L208 MainTranslator]: Completed translation [2020-10-14 10:19:55,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:19:55 WrapperNode [2020-10-14 10:19:55,498 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 10:19:55,499 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 10:19:55,499 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 10:19:55,499 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 10:19:55,513 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:19:55" (1/1) ... [2020-10-14 10:19:55,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:19:55" (1/1) ... [2020-10-14 10:19:55,522 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:19:55" (1/1) ... [2020-10-14 10:19:55,523 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:19:55" (1/1) ... [2020-10-14 10:19:55,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:19:55" (1/1) ... [2020-10-14 10:19:55,550 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:19:55" (1/1) ... [2020-10-14 10:19:55,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:19:55" (1/1) ... [2020-10-14 10:19:55,564 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 10:19:55,567 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 10:19:55,567 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 10:19:55,567 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 10:19:55,568 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:19:55" (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 10:19:55,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 10:19:55,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 10:19:55,642 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-10-14 10:19:55,643 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2020-10-14 10:19:55,643 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2020-10-14 10:19:55,643 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2020-10-14 10:19:55,643 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2020-10-14 10:19:55,643 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2020-10-14 10:19:55,643 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2020-10-14 10:19:55,644 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-10-14 10:19:55,644 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-10-14 10:19:55,644 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-10-14 10:19:55,644 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-10-14 10:19:55,644 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-10-14 10:19:55,644 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-10-14 10:19:55,645 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-10-14 10:19:55,645 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2020-10-14 10:19:55,645 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-10-14 10:19:55,645 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-10-14 10:19:55,645 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-10-14 10:19:55,645 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-10-14 10:19:55,646 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-10-14 10:19:55,646 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 10:19:55,646 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 10:19:55,646 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 10:19:55,646 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-10-14 10:19:55,647 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2020-10-14 10:19:55,647 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2020-10-14 10:19:55,647 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2020-10-14 10:19:55,647 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2020-10-14 10:19:55,647 INFO L130 BoogieDeclarations]: Found specification of procedure master [2020-10-14 10:19:55,647 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2020-10-14 10:19:55,648 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2020-10-14 10:19:55,648 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-10-14 10:19:55,648 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-10-14 10:19:55,648 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-10-14 10:19:55,648 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-10-14 10:19:55,648 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-10-14 10:19:55,648 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-10-14 10:19:55,649 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-10-14 10:19:55,649 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-10-14 10:19:55,649 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-10-14 10:19:55,649 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-10-14 10:19:55,649 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-10-14 10:19:55,649 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-10-14 10:19:55,650 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 10:19:55,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 10:19:55,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 10:19:56,157 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 10:19:56,157 INFO L295 CfgBuilder]: Removed 6 assume(true) statements. [2020-10-14 10:19:56,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:19:56 BoogieIcfgContainer [2020-10-14 10:19:56,164 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 10:19:56,165 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 10:19:56,165 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 10:19:56,169 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 10:19:56,169 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 10:19:55" (1/3) ... [2020-10-14 10:19:56,170 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8826731 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:19:56, skipping insertion in model container [2020-10-14 10:19:56,170 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:19:55" (2/3) ... [2020-10-14 10:19:56,171 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8826731 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:19:56, skipping insertion in model container [2020-10-14 10:19:56,171 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:19:56" (3/3) ... [2020-10-14 10:19:56,173 INFO L109 eAbstractionObserver]: Analyzing ICFG transmitter.02.cil.c [2020-10-14 10:19:56,184 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 10:19:56,192 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 10:19:56,207 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 10:19:56,233 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 10:19:56,233 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 10:19:56,234 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 10:19:56,234 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 10:19:56,234 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 10:19:56,234 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 10:19:56,234 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 10:19:56,235 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 10:19:56,259 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states. [2020-10-14 10:19:56,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-14 10:19:56,271 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:19:56,272 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:19:56,272 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:19:56,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:19:56,278 INFO L82 PathProgramCache]: Analyzing trace with hash 1996614335, now seen corresponding path program 1 times [2020-10-14 10:19:56,286 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:19:56,286 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1105069568] [2020-10-14 10:19:56,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:19:56,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:19:56,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:56,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:56,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:56,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:56,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:58,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:58,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:58,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:19:58,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:01,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:01,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 124 [2020-10-14 10:20:01,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-14 10:20:01,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-14 10:20:01,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:01,455 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:01,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:01,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 10:20:01,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 10:20:01,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 10:20:01,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:20:01,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:01,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:01,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:01,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:20:01,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:01,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:20:01,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:01,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:01,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:01,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:01,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:01,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:01,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:20:01,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:01,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:01,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:01,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:20:01,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:01,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:20:01,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:01,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:01,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:01,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:01,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 10:20:01,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:01,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:20:01,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:01,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:01,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:01,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:20:01,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:01,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:01,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:01,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:01,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:01,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:01,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 10:20:01,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:01,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:20:01,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:01,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:01,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:01,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:20:01,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:01,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:20:01,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:01,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:01,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:01,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-14 10:20:01,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 10:20:01,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:01,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 10:20:01,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:01,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:01,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:01,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:20:01,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:01,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:20:01,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:01,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:01,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:01,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-14 10:20:01,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:01,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:01,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 10:20:01,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:01,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:01,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:01,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:01,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:02,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:02,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-14 10:20:02,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 10:20:02,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1183 [2020-10-14 10:20:02,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:02,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:02,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:02,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-14 10:20:02,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:02,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:02,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:20:02,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:02,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:02,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:02,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:02,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:02,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:20:02,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:02,871 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:02,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:02,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:02,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:02,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 10:20:02,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:20:02,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:02,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:02,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:02,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:02,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:02,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:20:02,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:02,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:02,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:02,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:02,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:02,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:02,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:20:02,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:02,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:02,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:02,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:02,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:02,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:20:02,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:02,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:02,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:02,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:02,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:02,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 10:20:02,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 10:20:02,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:02,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:02,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:02,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:20:02,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:02,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:20:02,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:02,905 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:02,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:02,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-14 10:20:02,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:02,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:02,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:20:02,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:02,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:02,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:02,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:20:02,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:02,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:20:02,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:02,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:02,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:02,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:20:02,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:02,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:02,938 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 10:20:02,940 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1105069568] [2020-10-14 10:20:02,942 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:20:02,943 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 10:20:02,944 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766142330] [2020-10-14 10:20:02,951 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 10:20:02,951 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:20:02,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 10:20:02,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-14 10:20:02,977 INFO L87 Difference]: Start difference. First operand 169 states. Second operand 8 states. [2020-10-14 10:20:04,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:20:04,705 INFO L93 Difference]: Finished difference Result 412 states and 626 transitions. [2020-10-14 10:20:04,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 10:20:04,707 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 90 [2020-10-14 10:20:04,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:20:04,724 INFO L225 Difference]: With dead ends: 412 [2020-10-14 10:20:04,724 INFO L226 Difference]: Without dead ends: 247 [2020-10-14 10:20:04,730 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2020-10-14 10:20:04,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2020-10-14 10:20:04,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 160. [2020-10-14 10:20:04,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2020-10-14 10:20:04,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 212 transitions. [2020-10-14 10:20:04,807 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 212 transitions. Word has length 90 [2020-10-14 10:20:04,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:20:04,807 INFO L479 AbstractCegarLoop]: Abstraction has 160 states and 212 transitions. [2020-10-14 10:20:04,808 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 10:20:04,808 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 212 transitions. [2020-10-14 10:20:04,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-14 10:20:04,812 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:20:04,812 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:20:04,813 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 10:20:04,813 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:20:04,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:20:04,813 INFO L82 PathProgramCache]: Analyzing trace with hash -387310403, now seen corresponding path program 1 times [2020-10-14 10:20:04,814 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:20:04,814 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [515459451] [2020-10-14 10:20:04,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:20:04,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:04,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:04,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:04,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:04,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:06,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:06,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:06,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:06,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:06,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:06,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:09,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:09,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 124 [2020-10-14 10:20:09,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-14 10:20:09,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-14 10:20:09,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:09,837 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:09,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:09,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 105 [2020-10-14 10:20:09,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:20:09,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:09,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:20:09,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:09,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:09,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:09,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:20:09,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:09,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:20:09,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:09,932 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:09,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:09,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:09,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:09,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:09,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:20:09,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:09,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:09,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:09,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:20:09,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:09,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:09,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:09,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:09,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:09,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:09,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:09,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:09,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:20:09,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:09,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:09,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:09,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:20:09,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:09,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:09,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:09,960 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:09,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:09,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:09,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:09,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:09,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:20:09,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:09,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:09,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:09,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:20:09,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:09,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:20:09,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:09,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:09,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:09,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:09,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:09,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:10,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 10:20:10,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:10,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:10,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:10,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:20:10,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:10,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:20:10,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:10,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:10,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:10,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:10,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:10,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 10:20:10,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 10:20:10,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:10,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:10,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:10,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:10,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:10,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:10,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-14 10:20:10,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 10:20:10,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 510 [2020-10-14 10:20:10,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:10,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:10,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:10,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:10,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:10,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:10,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:20:10,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:10,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:10,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:10,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:10,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:10,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:10,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:10,549 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:10,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:10,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:10,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:10,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:10,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:20:10,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:10,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:10,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:10,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:10,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:10,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:10,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:10,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:10,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:10,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:10,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:10,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 10:20:10,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:20:10,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:10,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:10,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:10,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:10,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:10,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:10,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:10,565 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:10,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:10,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:10,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:10,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:10,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 10:20:10,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:10,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:10,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:10,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:20:10,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:10,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 10:20:10,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:10,580 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:10,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:10,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:10,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:10,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:10,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:20:10,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:10,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:10,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:10,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:20:10,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:10,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:20:10,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:10,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:10,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:10,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:10,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 10:20:10,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:10,601 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 10:20:10,601 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [515459451] [2020-10-14 10:20:10,602 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:20:10,602 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 10:20:10,602 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182175041] [2020-10-14 10:20:10,604 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 10:20:10,605 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:20:10,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 10:20:10,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 10:20:10,605 INFO L87 Difference]: Start difference. First operand 160 states and 212 transitions. Second operand 7 states. [2020-10-14 10:20:12,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:20:12,783 INFO L93 Difference]: Finished difference Result 593 states and 890 transitions. [2020-10-14 10:20:12,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 10:20:12,784 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 90 [2020-10-14 10:20:12,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:20:12,792 INFO L225 Difference]: With dead ends: 593 [2020-10-14 10:20:12,792 INFO L226 Difference]: Without dead ends: 455 [2020-10-14 10:20:12,794 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2020-10-14 10:20:12,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 455 states. [2020-10-14 10:20:12,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 455 to 313. [2020-10-14 10:20:12,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 313 states. [2020-10-14 10:20:12,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 436 transitions. [2020-10-14 10:20:12,860 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 436 transitions. Word has length 90 [2020-10-14 10:20:12,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:20:12,861 INFO L479 AbstractCegarLoop]: Abstraction has 313 states and 436 transitions. [2020-10-14 10:20:12,861 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 10:20:12,861 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 436 transitions. [2020-10-14 10:20:12,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-10-14 10:20:12,866 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:20:12,866 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:20:12,866 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 10:20:12,867 INFO L427 AbstractCegarLoop]: === Iteration 3 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:20:12,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:20:12,867 INFO L82 PathProgramCache]: Analyzing trace with hash -1717777997, now seen corresponding path program 1 times [2020-10-14 10:20:12,867 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:20:12,868 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1419358544] [2020-10-14 10:20:12,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:20:12,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:12,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:12,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:12,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:12,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:14,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:14,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:14,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:14,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:17,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:17,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 125 [2020-10-14 10:20:17,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-14 10:20:17,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-14 10:20:17,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:17,882 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:17,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:20:17,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 65 [2020-10-14 10:20:17,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:20:17,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:17,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:20:17,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:17,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:17,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:17,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:20:17,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:17,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:20:17,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:17,942 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:17,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:17,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:17,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:17,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:17,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:20:17,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:17,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:17,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:17,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:20:17,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:17,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:17,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:17,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:17,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:17,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:17,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:17,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:17,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:20:17,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:17,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:17,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:17,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:20:17,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:17,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:20:17,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:17,966 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:17,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:17,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:17,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:17,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:17,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:20:17,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:17,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:17,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:17,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:20:17,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:17,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:20:17,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:17,982 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:17,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:17,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:17,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:17,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:17,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 10:20:18,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:18,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:18,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:18,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:20:18,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:18,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:20:18,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:18,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:18,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:18,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:18,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:18,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:18,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 10:20:18,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:18,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:18,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:18,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:18,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:18,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-14 10:20:18,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 10:20:18,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 386 [2020-10-14 10:20:18,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:18,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:18,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:20:18,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:20:18,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:20:18,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:18,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:20:18,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:18,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:18,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:18,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:18,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:18,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 10:20:18,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:18,469 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:18,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:20:18,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:18,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:20:18,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 10:20:18,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:20:18,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:18,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:18,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:18,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:18,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:18,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:18,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:18,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:18,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:18,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:20:18,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:18,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:18,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:20:18,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:18,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:18,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:18,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:18,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:18,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:18,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:18,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:18,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:18,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:20:18,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:18,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:18,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 10:20:18,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:18,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:18,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:18,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:20:18,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:18,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:20:18,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:18,538 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:18,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:18,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-14 10:20:18,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:18,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:18,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:20:18,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:18,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:18,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:18,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:20:18,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:18,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:18,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:18,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:18,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:18,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:20:18,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:18,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:18,557 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 10:20:18,558 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1419358544] [2020-10-14 10:20:18,558 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:20:18,558 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-14 10:20:18,558 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095994033] [2020-10-14 10:20:18,560 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 10:20:18,561 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:20:18,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 10:20:18,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-14 10:20:18,562 INFO L87 Difference]: Start difference. First operand 313 states and 436 transitions. Second operand 10 states. [2020-10-14 10:20:20,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:20:20,548 INFO L93 Difference]: Finished difference Result 759 states and 1161 transitions. [2020-10-14 10:20:20,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 10:20:20,549 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 91 [2020-10-14 10:20:20,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:20:20,554 INFO L225 Difference]: With dead ends: 759 [2020-10-14 10:20:20,554 INFO L226 Difference]: Without dead ends: 474 [2020-10-14 10:20:20,557 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2020-10-14 10:20:20,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 474 states. [2020-10-14 10:20:20,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 474 to 334. [2020-10-14 10:20:20,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 334 states. [2020-10-14 10:20:20,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 466 transitions. [2020-10-14 10:20:20,616 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 466 transitions. Word has length 91 [2020-10-14 10:20:20,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:20:20,617 INFO L479 AbstractCegarLoop]: Abstraction has 334 states and 466 transitions. [2020-10-14 10:20:20,617 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 10:20:20,617 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 466 transitions. [2020-10-14 10:20:20,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-10-14 10:20:20,620 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:20:20,621 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:20:20,621 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 10:20:20,621 INFO L427 AbstractCegarLoop]: === Iteration 4 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:20:20,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:20:20,622 INFO L82 PathProgramCache]: Analyzing trace with hash -179437967, now seen corresponding path program 1 times [2020-10-14 10:20:20,622 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:20:20,622 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2113465763] [2020-10-14 10:20:20,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:20:20,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:20,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:20,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:20,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:20,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:20,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:20,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:20,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:25,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:25,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:25,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:25,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:25,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 125 [2020-10-14 10:20:25,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-14 10:20:25,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-14 10:20:25,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:25,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:25,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:20:25,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 70 [2020-10-14 10:20:25,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-14 10:20:25,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:25,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:20:25,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:25,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:25,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:25,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:20:25,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:25,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:20:25,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:25,705 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:25,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:25,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:25,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:25,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:25,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:20:25,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:25,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:25,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:25,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:20:25,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:25,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:20:25,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:25,725 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:25,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:25,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:25,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:25,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:25,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:20:25,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:25,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:25,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:25,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:20:25,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:25,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:20:25,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:25,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:25,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:25,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:25,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:25,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:25,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:20:25,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:25,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:25,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:25,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:20:25,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:25,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:25,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:25,743 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:25,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:25,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:25,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:25,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:25,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 10:20:25,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:25,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:25,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:25,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:20:25,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:25,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:20:25,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:25,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:25,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:25,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:25,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:25,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:25,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 10:20:25,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:25,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:25,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:25,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:25,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:25,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-14 10:20:25,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 10:20:25,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-10-14 10:20:25,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:25,862 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:25,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:25,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:25,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-14 10:20:25,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:25,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:20:25,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:25,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:25,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:25,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:25,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:25,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:25,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:25,871 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:25,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:25,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:25,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:25,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:25,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:20:25,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:25,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:25,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:25,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:25,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:25,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:20:25,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:25,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:25,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:25,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:25,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:25,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:25,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:20:25,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:25,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:25,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:25,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:25,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:25,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:25,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:25,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:25,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:25,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:25,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:20:25,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:25,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 10:20:25,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:25,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:25,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:25,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:20:25,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:25,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:20:25,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:25,893 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:25,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:25,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:25,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-14 10:20:25,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:25,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:20:25,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:25,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:25,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:25,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:20:25,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:25,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:20:25,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:25,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:25,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:25,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:25,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:20:25,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:25,911 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 10:20:25,911 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2113465763] [2020-10-14 10:20:25,912 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:20:25,912 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 10:20:25,912 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444726410] [2020-10-14 10:20:25,913 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 10:20:25,913 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:20:25,913 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 10:20:25,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 10:20:25,913 INFO L87 Difference]: Start difference. First operand 334 states and 466 transitions. Second operand 7 states. [2020-10-14 10:20:27,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:20:27,914 INFO L93 Difference]: Finished difference Result 1177 states and 1844 transitions. [2020-10-14 10:20:27,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 10:20:27,915 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 91 [2020-10-14 10:20:27,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:20:27,927 INFO L225 Difference]: With dead ends: 1177 [2020-10-14 10:20:27,927 INFO L226 Difference]: Without dead ends: 872 [2020-10-14 10:20:27,932 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2020-10-14 10:20:27,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 872 states. [2020-10-14 10:20:28,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 872 to 624. [2020-10-14 10:20:28,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 624 states. [2020-10-14 10:20:28,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 624 states and 899 transitions. [2020-10-14 10:20:28,053 INFO L78 Accepts]: Start accepts. Automaton has 624 states and 899 transitions. Word has length 91 [2020-10-14 10:20:28,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:20:28,056 INFO L479 AbstractCegarLoop]: Abstraction has 624 states and 899 transitions. [2020-10-14 10:20:28,056 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 10:20:28,056 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 899 transitions. [2020-10-14 10:20:28,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-10-14 10:20:28,063 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:20:28,064 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:20:28,064 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 10:20:28,064 INFO L427 AbstractCegarLoop]: === Iteration 5 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:20:28,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:20:28,065 INFO L82 PathProgramCache]: Analyzing trace with hash -2038064384, now seen corresponding path program 1 times [2020-10-14 10:20:28,065 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:20:28,065 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [450931343] [2020-10-14 10:20:28,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:20:28,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:28,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:28,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:28,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:28,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:28,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:28,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:28,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:31,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:31,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:31,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:33,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:33,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 126 [2020-10-14 10:20:33,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-14 10:20:33,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-14 10:20:33,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:33,083 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:33,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 10:20:33,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 75 [2020-10-14 10:20:33,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-14 10:20:33,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:33,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:20:33,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:33,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:33,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:33,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:20:33,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:33,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:20:33,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:33,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:33,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:33,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:33,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:33,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:33,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:20:33,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:33,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:33,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:33,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:20:33,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:33,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:33,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:33,147 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:33,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:33,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:33,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:33,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:33,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:20:33,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:33,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:33,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:33,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:20:33,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:33,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:20:33,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:33,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:33,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:33,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:33,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:33,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:33,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:20:33,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:33,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:33,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:33,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:20:33,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:33,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:20:33,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:33,183 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:33,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:33,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:33,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:33,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:33,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 10:20:33,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:33,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:33,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:33,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:20:33,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:33,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:33,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:33,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:33,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:33,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:33,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:33,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:33,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 10:20:33,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:33,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:33,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:33,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:33,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:33,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-14 10:20:33,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 10:20:33,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-14 10:20:33,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:33,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:33,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:33,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:33,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-14 10:20:33,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:33,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:20:33,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:33,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:33,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:33,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:33,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:33,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:33,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:33,309 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:33,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:33,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:33,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:33,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:33,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:20:33,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:33,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:33,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:33,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:33,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:33,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:33,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:33,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:33,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:33,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:33,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:33,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:33,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:20:33,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:33,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:33,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:33,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:33,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:33,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:33,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:33,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:33,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:33,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:33,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 10:20:33,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:33,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 10:20:33,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:33,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:33,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:33,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:20:33,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:33,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:20:33,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:33,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:33,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:33,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:33,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-14 10:20:33,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:33,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:20:33,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:33,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:33,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:33,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:20:33,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:33,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:20:33,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:33,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:33,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:33,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:33,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:20:33,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:33,347 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 10:20:33,347 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [450931343] [2020-10-14 10:20:33,348 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:20:33,348 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 10:20:33,348 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979421798] [2020-10-14 10:20:33,348 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 10:20:33,349 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:20:33,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 10:20:33,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-14 10:20:33,349 INFO L87 Difference]: Start difference. First operand 624 states and 899 transitions. Second operand 7 states. [2020-10-14 10:20:35,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:20:35,430 INFO L93 Difference]: Finished difference Result 2277 states and 3924 transitions. [2020-10-14 10:20:35,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 10:20:35,431 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 92 [2020-10-14 10:20:35,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:20:35,455 INFO L225 Difference]: With dead ends: 2277 [2020-10-14 10:20:35,455 INFO L226 Difference]: Without dead ends: 1680 [2020-10-14 10:20:35,461 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2020-10-14 10:20:35,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1680 states. [2020-10-14 10:20:35,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1680 to 1264. [2020-10-14 10:20:35,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1264 states. [2020-10-14 10:20:35,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 1264 states and 1955 transitions. [2020-10-14 10:20:35,664 INFO L78 Accepts]: Start accepts. Automaton has 1264 states and 1955 transitions. Word has length 92 [2020-10-14 10:20:35,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:20:35,667 INFO L479 AbstractCegarLoop]: Abstraction has 1264 states and 1955 transitions. [2020-10-14 10:20:35,667 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 10:20:35,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 1955 transitions. [2020-10-14 10:20:35,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-10-14 10:20:35,675 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:20:35,676 INFO L422 BasicCegarLoop]: trace histogram [2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:20:35,676 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 10:20:35,676 INFO L427 AbstractCegarLoop]: === Iteration 6 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:20:35,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:20:35,677 INFO L82 PathProgramCache]: Analyzing trace with hash 904446299, now seen corresponding path program 1 times [2020-10-14 10:20:35,677 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:20:35,677 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [627978289] [2020-10-14 10:20:35,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:20:35,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:35,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:35,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:35,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:36,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:36,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:36,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:36,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:39,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:40,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:40,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-14 10:20:40,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-14 10:20:40,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-14 10:20:40,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:40,694 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:40,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:40,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-14 10:20:40,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-14 10:20:40,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:40,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:20:40,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:40,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:40,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:40,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:20:40,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:40,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:20:40,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:40,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:40,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:40,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:40,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:40,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:40,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:20:40,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:40,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:40,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:40,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:20:40,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:40,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:40,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:40,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:40,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:40,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:40,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:40,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:40,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:20:40,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:40,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:40,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:40,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:20:40,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:40,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:20:40,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:40,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:40,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:40,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:40,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:40,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:40,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:20:40,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:40,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:40,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:40,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:20:40,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:40,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:20:40,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:40,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:40,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:40,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:40,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:40,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:40,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 10:20:40,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:40,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:40,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:40,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:20:40,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:40,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:20:40,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:40,838 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:40,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:40,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:40,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:40,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 10:20:40,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 10:20:40,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:40,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:40,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:40,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:40,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:40,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-14 10:20:40,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 10:20:40,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 90 [2020-10-14 10:20:40,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:40,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:40,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:40,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:40,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:40,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:40,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:20:40,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:40,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:40,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:40,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:40,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:40,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:20:40,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:40,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:40,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:40,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:40,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:40,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:40,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:20:40,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:40,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:40,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:40,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:40,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:40,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:40,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:40,956 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:40,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:40,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:40,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:40,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:40,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:20:40,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:40,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:40,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:40,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:40,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:40,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:40,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:40,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:40,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:40,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:40,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:40,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:40,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 10:20:40,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:40,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:40,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:40,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:20:40,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:40,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:20:40,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:40,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:40,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:40,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:40,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:40,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:40,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:20:40,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:40,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:40,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:40,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:20:40,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:40,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:40,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:40,977 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:40,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:40,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:40,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:40,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:40,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 10:20:40,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:40,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:41,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:41,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:20:41,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:41,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:20:41,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:41,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:41,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:41,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:41,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 10:20:41,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:41,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-14 10:20:41,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:41,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:41,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:41,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:20:41,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:41,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:20:41,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:41,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:41,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:41,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:41,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:20:41,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:41,040 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-14 10:20:41,041 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [627978289] [2020-10-14 10:20:41,043 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:20:41,043 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 10:20:41,043 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800216953] [2020-10-14 10:20:41,044 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 10:20:41,044 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:20:41,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 10:20:41,045 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-14 10:20:41,045 INFO L87 Difference]: Start difference. First operand 1264 states and 1955 transitions. Second operand 8 states. [2020-10-14 10:20:43,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:20:43,994 INFO L93 Difference]: Finished difference Result 4785 states and 9097 transitions. [2020-10-14 10:20:43,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-14 10:20:43,995 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 113 [2020-10-14 10:20:43,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:20:44,030 INFO L225 Difference]: With dead ends: 4785 [2020-10-14 10:20:44,031 INFO L226 Difference]: Without dead ends: 3550 [2020-10-14 10:20:44,043 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=106, Invalid=236, Unknown=0, NotChecked=0, Total=342 [2020-10-14 10:20:44,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3550 states. [2020-10-14 10:20:44,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3550 to 2788. [2020-10-14 10:20:44,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2788 states. [2020-10-14 10:20:44,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2788 states to 2788 states and 4847 transitions. [2020-10-14 10:20:44,406 INFO L78 Accepts]: Start accepts. Automaton has 2788 states and 4847 transitions. Word has length 113 [2020-10-14 10:20:44,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:20:44,408 INFO L479 AbstractCegarLoop]: Abstraction has 2788 states and 4847 transitions. [2020-10-14 10:20:44,408 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 10:20:44,408 INFO L276 IsEmpty]: Start isEmpty. Operand 2788 states and 4847 transitions. [2020-10-14 10:20:44,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-10-14 10:20:44,421 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:20:44,421 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:20:44,422 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 10:20:44,422 INFO L427 AbstractCegarLoop]: === Iteration 7 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:20:44,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:20:44,422 INFO L82 PathProgramCache]: Analyzing trace with hash 933606831, now seen corresponding path program 1 times [2020-10-14 10:20:44,422 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:20:44,423 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [446824965] [2020-10-14 10:20:44,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:20:44,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:44,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:44,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:44,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:44,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:44,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:44,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:49,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:49,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:49,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:49,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:49,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:49,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:49,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:49,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-14 10:20:49,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-14 10:20:49,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-14 10:20:49,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:49,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:49,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:49,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 87 [2020-10-14 10:20:49,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 72 [2020-10-14 10:20:49,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:49,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:20:49,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:49,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:49,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:49,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:20:49,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:49,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:20:49,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:49,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:49,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:49,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:49,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:49,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:49,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:20:49,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:49,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:49,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:49,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:20:49,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:49,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:49,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:49,547 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:49,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:49,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:49,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:49,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:49,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:20:49,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:49,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:49,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:49,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:20:49,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:49,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:20:49,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:49,558 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:49,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:49,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:49,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:49,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:49,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:20:49,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:49,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:49,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:49,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:20:49,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:49,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:49,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:49,580 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:49,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:49,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:49,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:49,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:49,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 10:20:49,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:49,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:49,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:49,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:20:49,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:49,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:20:49,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:49,610 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:49,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:49,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:49,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:49,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:49,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 10:20:49,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:49,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:49,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:49,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:49,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:49,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-14 10:20:49,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 10:20:49,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-14 10:20:49,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:49,702 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:49,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:49,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:49,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:49,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:49,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:20:49,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:49,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:49,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:49,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:49,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:49,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:49,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:49,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:49,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:49,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:49,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:49,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:49,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:20:49,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:49,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:49,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:49,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:49,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:49,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:20:49,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:49,720 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:49,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:49,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:49,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:49,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:49,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:20:49,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:49,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:49,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:49,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:49,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:49,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:49,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:49,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:49,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:49,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:49,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:49,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:49,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 10:20:49,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:49,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:49,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:49,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:20:49,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:49,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:20:49,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:49,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:49,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:49,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:49,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 10:20:49,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:49,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:20:49,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:49,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:49,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:49,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:20:49,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:49,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:20:49,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:49,749 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:49,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:49,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:49,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:20:49,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:49,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 10:20:49,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:49,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:49,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:49,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:20:49,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:49,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:20:49,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:49,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:49,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:49,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:49,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:20:49,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 10:20:49,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-14 10:20:49,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:49,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:49,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:49,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:20:49,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:49,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:20:49,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:49,780 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:49,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:49,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:49,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:20:49,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:49,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-14 10:20:49,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:49,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:49,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:49,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:49,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:49,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 10:20:49,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 10:20:49,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-14 10:20:49,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:49,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:49,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:49,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-14 10:20:49,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-14 10:20:49,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:49,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:20:49,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:49,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:49,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:49,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:49,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-14 10:20:49,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:20:49,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-14 10:20:49,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:49,948 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:49,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:49,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:49,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 10:20:49,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:49,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:20:49,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:49,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:49,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:50,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:50,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-14 10:20:50,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:20:50,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-14 10:20:50,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:50,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:50,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:50,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:50,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:20:50,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:50,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:20:50,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:50,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:50,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:50,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:50,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:50,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 10:20:50,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:50,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:50,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:50,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:50,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 10:20:50,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:50,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:20:50,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:50,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:50,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:50,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:50,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:50,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:20:50,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:50,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:50,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:50,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:50,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:20:50,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:50,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:20:50,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:50,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:50,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:50,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:50,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:50,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:20:50,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:50,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:50,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:50,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:50,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:20:50,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:50,099 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-14 10:20:50,100 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [446824965] [2020-10-14 10:20:50,100 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:20:50,100 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-14 10:20:50,101 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587736750] [2020-10-14 10:20:50,102 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 10:20:50,102 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:20:50,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 10:20:50,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-10-14 10:20:50,102 INFO L87 Difference]: Start difference. First operand 2788 states and 4847 transitions. Second operand 10 states. [2020-10-14 10:20:53,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:20:53,599 INFO L93 Difference]: Finished difference Result 9286 states and 18005 transitions. [2020-10-14 10:20:53,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-14 10:20:53,599 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 156 [2020-10-14 10:20:53,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:20:53,663 INFO L225 Difference]: With dead ends: 9286 [2020-10-14 10:20:53,663 INFO L226 Difference]: Without dead ends: 6529 [2020-10-14 10:20:53,702 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=147, Invalid=453, Unknown=0, NotChecked=0, Total=600 [2020-10-14 10:20:53,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6529 states. [2020-10-14 10:20:54,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6529 to 5298. [2020-10-14 10:20:54,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5298 states. [2020-10-14 10:20:54,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5298 states to 5298 states and 8969 transitions. [2020-10-14 10:20:54,459 INFO L78 Accepts]: Start accepts. Automaton has 5298 states and 8969 transitions. Word has length 156 [2020-10-14 10:20:54,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:20:54,460 INFO L479 AbstractCegarLoop]: Abstraction has 5298 states and 8969 transitions. [2020-10-14 10:20:54,460 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 10:20:54,460 INFO L276 IsEmpty]: Start isEmpty. Operand 5298 states and 8969 transitions. [2020-10-14 10:20:54,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2020-10-14 10:20:54,477 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:20:54,478 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:20:54,478 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 10:20:54,478 INFO L427 AbstractCegarLoop]: === Iteration 8 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:20:54,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:20:54,479 INFO L82 PathProgramCache]: Analyzing trace with hash -2097271996, now seen corresponding path program 1 times [2020-10-14 10:20:54,479 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:20:54,480 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1109346945] [2020-10-14 10:20:54,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:20:54,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:54,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:54,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:54,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:54,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:54,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:54,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:56,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:57,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:57,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:59,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:59,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 261 [2020-10-14 10:20:59,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-14 10:20:59,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-14 10:20:59,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:59,505 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:59,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:59,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 165 [2020-10-14 10:20:59,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-14 10:20:59,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:59,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:20:59,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:59,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:59,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:59,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:20:59,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:59,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:20:59,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:59,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:59,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:59,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:59,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:59,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:59,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:20:59,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:59,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:59,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:59,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:20:59,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:59,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:59,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:59,572 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:59,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:59,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:59,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:59,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:59,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:20:59,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:59,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:59,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:59,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:20:59,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:59,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:20:59,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:59,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:59,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:59,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:59,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:59,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:59,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:20:59,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:59,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:59,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:59,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:20:59,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:59,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:59,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:59,589 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:59,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:59,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:59,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:59,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:59,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 10:20:59,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:59,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:59,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:59,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:20:59,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:59,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:59,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:59,608 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:59,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:59,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:59,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:59,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:59,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 10:20:59,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:59,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:59,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:59,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:59,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:59,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-14 10:20:59,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 10:20:59,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-14 10:20:59,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:59,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:59,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:59,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:59,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:59,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:59,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:20:59,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:59,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:59,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:59,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:59,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:59,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:59,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:59,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:59,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:59,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:59,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:59,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:59,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:20:59,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:59,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:59,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:59,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:59,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:59,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:20:59,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:59,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:59,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:59,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:59,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:59,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:59,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:20:59,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:59,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:59,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:59,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:59,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:59,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:20:59,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:59,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:59,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:59,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:59,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:59,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:59,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 10:20:59,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:59,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:59,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:59,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:20:59,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:59,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:59,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:59,672 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:59,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:59,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:59,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:59,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:59,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:20:59,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:59,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:59,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:59,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:20:59,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:59,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:20:59,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:59,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:59,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:59,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:59,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:59,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:59,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-14 10:20:59,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:59,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:59,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:59,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:59,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:59,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 10:20:59,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 10:20:59,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 120 [2020-10-14 10:20:59,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:59,819 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:59,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:20:59,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:59,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-14 10:20:59,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:59,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:20:59,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:59,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:59,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:59,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:59,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:59,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-14 10:20:59,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 10:20:59,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-14 10:20:59,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:59,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:59,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:59,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:59,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:59,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:59,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:20:59,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:59,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:59,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:59,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:59,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:59,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-14 10:20:59,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 10:20:59,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 96 [2020-10-14 10:20:59,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:59,982 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:59,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:59,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:59,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:59,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:59,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:20:59,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:59,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:59,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:59,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:59,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:59,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:59,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:59,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:59,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:59,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:59,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:59,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:20:59,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:20:59,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:59,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:59,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:59,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:59,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:59,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:20:59,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:59,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:59,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:59,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:59,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:59,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:20:59,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:20:59,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:20:59,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:20:59,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:20:59,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:20:59,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:20:59,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:20:59,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:20:59,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:20:59,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:20:59,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:20:59,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:20:59,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:00,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-14 10:21:00,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:00,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:00,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:00,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:21:00,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:00,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:21:00,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:00,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:00,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:00,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:00,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:21:00,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:00,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-14 10:21:00,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:00,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:00,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:00,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:00,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:21:00,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:21:00,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:21:00,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:00,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:00,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:00,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:00,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:21:00,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:00,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-14 10:21:00,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:00,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:00,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:00,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:00,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 10:21:00,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:21:00,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-14 10:21:00,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:00,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:00,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:00,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-14 10:21:00,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:00,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:00,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:21:00,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:00,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:00,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:00,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:00,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-14 10:21:00,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:21:00,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 10:21:00,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:00,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:00,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:00,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:00,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:00,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:00,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:21:00,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:00,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:00,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:00,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:00,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-14 10:21:00,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:21:00,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-14 10:21:00,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:00,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:00,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:00,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:00,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:00,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:00,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:21:00,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:00,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:00,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:00,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:00,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:00,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:00,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:00,120 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:00,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:00,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:00,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:00,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:00,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:21:00,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:00,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:00,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:00,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:00,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:00,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:00,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:00,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:00,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:00,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:00,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:00,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:00,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:21:00,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:00,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:00,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:00,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:00,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:00,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:00,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:00,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:00,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:00,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:00,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:00,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:00,172 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2020-10-14 10:21:00,172 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1109346945] [2020-10-14 10:21:00,172 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 10:21:00,172 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-14 10:21:00,173 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1572829077] [2020-10-14 10:21:00,173 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 10:21:00,173 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:21:00,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 10:21:00,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-10-14 10:21:00,174 INFO L87 Difference]: Start difference. First operand 5298 states and 8969 transitions. Second operand 9 states. [2020-10-14 10:21:03,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:21:03,453 INFO L93 Difference]: Finished difference Result 12560 states and 22445 transitions. [2020-10-14 10:21:03,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-14 10:21:03,453 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 199 [2020-10-14 10:21:03,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:21:03,512 INFO L225 Difference]: With dead ends: 12560 [2020-10-14 10:21:03,512 INFO L226 Difference]: Without dead ends: 7301 [2020-10-14 10:21:03,562 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=136, Invalid=326, Unknown=0, NotChecked=0, Total=462 [2020-10-14 10:21:03,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7301 states. [2020-10-14 10:21:04,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7301 to 5972. [2020-10-14 10:21:04,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5972 states. [2020-10-14 10:21:04,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5972 states to 5972 states and 9484 transitions. [2020-10-14 10:21:04,207 INFO L78 Accepts]: Start accepts. Automaton has 5972 states and 9484 transitions. Word has length 199 [2020-10-14 10:21:04,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:21:04,209 INFO L479 AbstractCegarLoop]: Abstraction has 5972 states and 9484 transitions. [2020-10-14 10:21:04,209 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 10:21:04,209 INFO L276 IsEmpty]: Start isEmpty. Operand 5972 states and 9484 transitions. [2020-10-14 10:21:04,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-10-14 10:21:04,223 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:21:04,223 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:21:04,223 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 10:21:04,223 INFO L427 AbstractCegarLoop]: === Iteration 9 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:21:04,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:21:04,224 INFO L82 PathProgramCache]: Analyzing trace with hash -1172588796, now seen corresponding path program 1 times [2020-10-14 10:21:04,224 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:21:04,225 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [949444022] [2020-10-14 10:21:04,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:21:04,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:04,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:04,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:04,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:04,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:04,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:04,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:04,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:04,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:09,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:09,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-14 10:21:09,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-14 10:21:09,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-14 10:21:09,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:09,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:09,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:21:09,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-14 10:21:09,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-14 10:21:09,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:09,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:21:09,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:09,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:09,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:09,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:21:09,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:09,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:21:09,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:09,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:09,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:09,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:09,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:09,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 10:21:09,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:21:09,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:09,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:09,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:09,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:21:09,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:09,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:09,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:09,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:09,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:09,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:09,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:09,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-14 10:21:09,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:21:09,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:09,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:09,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:09,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:21:09,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:09,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:09,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:09,320 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:09,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:09,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:09,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:09,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:09,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:21:09,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:09,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:09,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:09,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:21:09,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:09,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:09,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:09,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:09,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:09,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:09,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:09,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:09,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 10:21:09,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:09,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:09,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:09,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:21:09,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:09,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:21:09,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:09,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:09,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:09,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:09,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:09,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:09,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 10:21:09,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:09,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:09,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:09,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:09,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:09,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-14 10:21:09,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 10:21:09,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-14 10:21:09,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:09,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:09,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:09,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:09,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:09,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:09,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:21:09,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:09,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:09,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:09,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:09,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:09,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:09,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:09,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:09,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:09,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:09,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:09,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:09,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:21:09,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:09,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:09,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:09,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:09,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:09,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:09,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:09,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:09,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:09,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:09,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:09,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:09,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:21:09,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:09,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:09,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:09,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:09,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:09,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:09,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:09,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:09,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:09,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:09,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:09,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:09,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 10:21:09,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:09,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:09,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:09,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:21:09,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:09,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:21:09,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:09,427 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:09,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:09,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:09,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:21:09,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:09,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:21:09,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:09,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:09,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:09,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:21:09,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:09,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:21:09,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:09,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:09,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:09,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:09,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:21:09,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:09,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 10:21:09,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:09,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:09,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:09,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:21:09,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:09,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:21:09,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:09,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:09,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:09,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:09,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:21:09,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:09,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-14 10:21:09,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:09,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:09,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:09,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:21:09,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:09,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:09,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:09,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:09,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:09,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:09,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:21:09,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:09,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-14 10:21:09,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:09,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:09,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:09,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:09,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 10:21:09,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:21:09,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-14 10:21:09,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:09,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:09,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:09,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 39 [2020-10-14 10:21:09,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-14 10:21:09,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:09,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:21:09,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:09,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:09,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:09,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:09,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-14 10:21:09,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:21:09,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-14 10:21:09,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:09,547 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:09,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:09,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:09,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-14 10:21:09,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:09,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:21:09,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:09,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:09,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:09,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:09,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-14 10:21:09,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:21:09,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 10:21:09,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:09,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:09,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:09,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:09,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-14 10:21:09,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:09,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:21:09,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:09,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:09,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:09,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:09,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:09,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:09,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:09,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:09,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:09,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:09,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:09,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:09,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:21:09,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:09,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:09,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:09,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:09,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:09,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:09,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:09,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:09,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:09,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:09,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:09,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:09,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:21:09,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:09,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:09,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:09,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:09,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:09,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:09,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:09,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:09,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:09,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:09,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 10:21:09,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:09,604 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-10-14 10:21:09,604 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [949444022] [2020-10-14 10:21:09,605 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:21:09,605 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-14 10:21:09,605 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515331760] [2020-10-14 10:21:09,605 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 10:21:09,606 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:21:09,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 10:21:09,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2020-10-14 10:21:09,606 INFO L87 Difference]: Start difference. First operand 5972 states and 9484 transitions. Second operand 11 states. [2020-10-14 10:21:12,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:21:12,263 INFO L93 Difference]: Finished difference Result 14107 states and 23970 transitions. [2020-10-14 10:21:12,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-14 10:21:12,264 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 156 [2020-10-14 10:21:12,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:21:12,324 INFO L225 Difference]: With dead ends: 14107 [2020-10-14 10:21:12,324 INFO L226 Difference]: Without dead ends: 8166 [2020-10-14 10:21:12,346 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=148, Invalid=452, Unknown=0, NotChecked=0, Total=600 [2020-10-14 10:21:12,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8166 states. [2020-10-14 10:21:12,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8166 to 6668. [2020-10-14 10:21:12,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6668 states. [2020-10-14 10:21:12,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6668 states to 6668 states and 10080 transitions. [2020-10-14 10:21:12,866 INFO L78 Accepts]: Start accepts. Automaton has 6668 states and 10080 transitions. Word has length 156 [2020-10-14 10:21:12,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:21:12,866 INFO L479 AbstractCegarLoop]: Abstraction has 6668 states and 10080 transitions. [2020-10-14 10:21:12,866 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 10:21:12,866 INFO L276 IsEmpty]: Start isEmpty. Operand 6668 states and 10080 transitions. [2020-10-14 10:21:12,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-10-14 10:21:12,876 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:21:12,877 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:21:12,877 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-14 10:21:12,877 INFO L427 AbstractCegarLoop]: === Iteration 10 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:21:12,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:21:12,877 INFO L82 PathProgramCache]: Analyzing trace with hash -1927050510, now seen corresponding path program 1 times [2020-10-14 10:21:12,878 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:21:12,878 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1301620258] [2020-10-14 10:21:12,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:21:12,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:12,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:12,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:12,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:12,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:13,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:13,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:14,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:14,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:14,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:15,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:17,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:17,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-14 10:21:17,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-14 10:21:17,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-14 10:21:17,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:17,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:17,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:17,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 144 [2020-10-14 10:21:17,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 10:21:17,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:17,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:21:17,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:17,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:17,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:17,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:21:17,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:17,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:17,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:17,933 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:17,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:17,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:17,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:17,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:17,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:21:17,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:17,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:17,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:17,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:21:17,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:17,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:17,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:17,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:17,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:17,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:17,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:17,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:17,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:21:17,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:17,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:17,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:17,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:21:17,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:17,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:17,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:17,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:17,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:17,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:17,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:17,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:17,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:21:17,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:17,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:17,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:17,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:21:17,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:17,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:17,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:17,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:17,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:17,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:17,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:17,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:17,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 10:21:17,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:17,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:17,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:17,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:21:17,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:17,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:17,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:17,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:17,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:17,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:17,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:17,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:17,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 10:21:17,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:17,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:17,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:17,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:18,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:18,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-14 10:21:18,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 10:21:18,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-14 10:21:18,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:18,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:18,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:18,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:18,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:18,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:18,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:21:18,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:18,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:18,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:18,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:18,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:18,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:18,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:18,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:18,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:18,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:18,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:18,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:18,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:21:18,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:18,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:18,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:18,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:18,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:18,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:18,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:18,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:18,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:18,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:18,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:18,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:18,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:21:18,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:18,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:18,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:18,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:18,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:18,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:18,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:18,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:18,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:18,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:18,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:18,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:18,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 10:21:18,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:18,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:18,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:18,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:21:18,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:18,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:18,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:18,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:18,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:18,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:18,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:18,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:18,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:21:18,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:18,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:18,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:18,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:21:18,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:18,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:18,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:18,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:18,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:18,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:18,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:18,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:18,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 10:21:18,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:18,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:18,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:18,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:21:18,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:18,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:18,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:18,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:18,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:18,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:18,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:18,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:18,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-14 10:21:18,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:18,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:18,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:18,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:21:18,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:18,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:18,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:18,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:18,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:18,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:18,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:18,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:18,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-14 10:21:18,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:18,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:18,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:18,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:18,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 10:21:18,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:21:18,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-14 10:21:18,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:18,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:18,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:18,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-14 10:21:18,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 10:21:18,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:18,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:21:18,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:18,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:18,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:18,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:18,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-14 10:21:18,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:21:18,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-14 10:21:18,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:18,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:18,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:18,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-14 10:21:18,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-14 10:21:18,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:18,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:21:18,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:18,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:18,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:18,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:18,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-14 10:21:18,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:21:18,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-14 10:21:18,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:18,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:18,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:18,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:18,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-14 10:21:18,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:18,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:21:18,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:18,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:18,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:18,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:18,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:18,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:18,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:18,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:18,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:18,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:18,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:18,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:18,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:21:18,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:18,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:18,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:18,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:18,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:18,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:18,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:18,189 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:18,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:18,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:18,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 10:21:18,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:18,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:21:18,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:18,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:18,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:18,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:18,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:18,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:21:18,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:18,195 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:18,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:18,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:18,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:21:18,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:18,211 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2020-10-14 10:21:18,211 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1301620258] [2020-10-14 10:21:18,212 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:21:18,212 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-14 10:21:18,212 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122783923] [2020-10-14 10:21:18,212 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 10:21:18,212 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:21:18,213 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 10:21:18,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-10-14 10:21:18,213 INFO L87 Difference]: Start difference. First operand 6668 states and 10080 transitions. Second operand 10 states. [2020-10-14 10:21:21,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:21:21,774 INFO L93 Difference]: Finished difference Result 17442 states and 30213 transitions. [2020-10-14 10:21:21,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-14 10:21:21,775 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 156 [2020-10-14 10:21:21,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:21:21,827 INFO L225 Difference]: With dead ends: 17442 [2020-10-14 10:21:21,827 INFO L226 Difference]: Without dead ends: 10809 [2020-10-14 10:21:21,866 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=137, Invalid=415, Unknown=0, NotChecked=0, Total=552 [2020-10-14 10:21:21,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10809 states. [2020-10-14 10:21:22,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10809 to 9378. [2020-10-14 10:21:22,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9378 states. [2020-10-14 10:21:22,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9378 states to 9378 states and 13855 transitions. [2020-10-14 10:21:22,549 INFO L78 Accepts]: Start accepts. Automaton has 9378 states and 13855 transitions. Word has length 156 [2020-10-14 10:21:22,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:21:22,550 INFO L479 AbstractCegarLoop]: Abstraction has 9378 states and 13855 transitions. [2020-10-14 10:21:22,550 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-14 10:21:22,550 INFO L276 IsEmpty]: Start isEmpty. Operand 9378 states and 13855 transitions. [2020-10-14 10:21:22,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-10-14 10:21:22,560 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:21:22,560 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:21:22,561 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-14 10:21:22,561 INFO L427 AbstractCegarLoop]: === Iteration 11 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:21:22,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:21:22,561 INFO L82 PathProgramCache]: Analyzing trace with hash 1621392647, now seen corresponding path program 1 times [2020-10-14 10:21:22,561 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:21:22,562 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1845642614] [2020-10-14 10:21:22,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:21:22,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:22,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:22,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:22,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:22,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:22,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:22,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:23,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:27,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:27,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 207 [2020-10-14 10:21:27,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 10:21:27,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-14 10:21:27,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:27,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:27,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:21:27,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 76 [2020-10-14 10:21:27,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:21:27,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:27,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:21:27,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:27,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:27,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:27,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:21:27,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:27,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:21:27,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:27,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:27,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:27,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:27,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:27,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:27,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:21:27,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:27,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:27,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:27,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:21:27,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:27,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:27,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:27,630 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:27,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:27,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:27,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:27,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:27,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:21:27,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:27,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:27,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:27,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:21:27,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:27,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:27,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:27,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:27,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:27,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:27,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:27,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:27,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:21:27,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:27,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:27,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:27,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:21:27,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:27,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:27,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:27,646 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:27,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:27,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:27,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:27,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:27,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 10:21:27,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:27,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:27,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:27,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:21:27,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:27,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:27,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:27,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:27,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:27,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:27,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:27,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:27,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 10:21:27,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:27,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:27,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:27,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:27,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-14 10:21:27,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:21:27,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-14 10:21:27,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:27,703 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:27,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:21:27,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-14 10:21:27,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:21:27,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:27,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:21:27,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:27,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:27,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:27,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:27,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:27,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:27,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:27,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:27,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:27,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:27,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:27,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:27,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:21:27,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:27,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:27,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:27,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:27,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:27,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:27,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:27,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:27,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:27,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:27,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:27,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:27,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:21:27,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:27,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:27,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:27,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:27,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:27,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:21:27,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:27,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:27,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:21:27,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:27,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:21:27,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:27,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 10:21:27,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:27,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:27,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:27,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:21:27,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:27,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:27,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:27,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:27,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:27,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-14 10:21:27,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:27,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:27,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:21:27,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:27,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:27,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:27,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:21:27,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:27,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:27,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:27,803 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:27,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:27,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:21:27,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:27,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:27,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 10:21:27,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:27,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:27,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:27,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:21:27,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:27,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:27,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:27,824 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:27,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:27,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:21:27,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:27,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:27,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-14 10:21:27,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:27,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:27,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:27,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:21:27,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:27,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:27,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:27,828 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:27,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:27,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:21:27,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:27,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:27,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-14 10:21:27,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:27,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:27,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:27,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:27,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:27,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-14 10:21:27,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 10:21:27,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-14 10:21:27,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:27,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:27,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:27,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-14 10:21:27,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:27,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:27,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:21:27,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:27,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:27,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:27,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:27,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:27,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-14 10:21:27,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 10:21:27,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-14 10:21:27,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:27,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:27,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:27,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:28,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:28,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:28,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:21:28,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:28,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:28,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:28,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:28,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:28,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-14 10:21:28,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 10:21:28,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-14 10:21:28,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:28,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:28,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:28,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:28,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:28,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:28,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:21:28,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:28,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:28,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:28,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:28,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:28,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:28,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:28,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:28,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:28,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:28,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:28,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:28,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:21:28,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:28,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:28,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:28,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:28,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:28,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:28,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:28,083 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:28,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:28,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:28,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:28,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:28,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:21:28,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:28,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:28,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:28,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:21:28,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:28,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:28,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:28,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:28,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:28,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:28,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:28,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:28,109 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2020-10-14 10:21:28,109 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1845642614] [2020-10-14 10:21:28,109 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 10:21:28,110 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-14 10:21:28,110 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1221342999] [2020-10-14 10:21:28,110 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-14 10:21:28,110 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:21:28,110 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-14 10:21:28,111 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2020-10-14 10:21:28,111 INFO L87 Difference]: Start difference. First operand 9378 states and 13855 transitions. Second operand 12 states. [2020-10-14 10:21:30,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:21:30,670 INFO L93 Difference]: Finished difference Result 19438 states and 29850 transitions. [2020-10-14 10:21:30,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-14 10:21:30,671 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 157 [2020-10-14 10:21:30,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:21:30,704 INFO L225 Difference]: With dead ends: 19438 [2020-10-14 10:21:30,704 INFO L226 Difference]: Without dead ends: 7448 [2020-10-14 10:21:30,744 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=150, Invalid=402, Unknown=0, NotChecked=0, Total=552 [2020-10-14 10:21:30,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7448 states. [2020-10-14 10:21:31,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7448 to 6243. [2020-10-14 10:21:31,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6243 states. [2020-10-14 10:21:31,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6243 states to 6243 states and 8619 transitions. [2020-10-14 10:21:31,255 INFO L78 Accepts]: Start accepts. Automaton has 6243 states and 8619 transitions. Word has length 157 [2020-10-14 10:21:31,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:21:31,255 INFO L479 AbstractCegarLoop]: Abstraction has 6243 states and 8619 transitions. [2020-10-14 10:21:31,255 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-14 10:21:31,256 INFO L276 IsEmpty]: Start isEmpty. Operand 6243 states and 8619 transitions. [2020-10-14 10:21:31,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-14 10:21:31,262 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:21:31,262 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:21:31,262 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-14 10:21:31,262 INFO L427 AbstractCegarLoop]: === Iteration 12 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:21:31,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:21:31,263 INFO L82 PathProgramCache]: Analyzing trace with hash -1896048721, now seen corresponding path program 1 times [2020-10-14 10:21:31,263 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:21:31,263 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1555139914] [2020-10-14 10:21:31,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:21:31,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:31,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:31,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:31,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:31,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:31,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:31,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:36,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:36,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 214 [2020-10-14 10:21:36,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 10:21:36,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-14 10:21:36,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:36,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:36,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:36,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-14 10:21:36,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-14 10:21:36,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:36,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:21:36,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:36,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:36,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:36,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:21:36,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:36,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:21:36,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:36,321 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:36,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:36,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:36,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:36,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:36,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:21:36,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:36,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:36,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:36,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:21:36,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:36,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:21:36,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:36,338 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:36,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:36,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:36,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:36,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:36,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:21:36,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:36,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:36,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:36,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:21:36,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:36,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:36,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:36,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:36,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:36,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:36,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:36,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:36,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:21:36,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:36,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:36,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:36,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:21:36,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:36,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:21:36,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:36,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:36,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:36,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:36,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:36,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:36,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 10:21:36,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:36,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:36,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:36,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:21:36,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:36,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:36,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:36,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:36,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:36,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:36,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:36,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:36,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 10:21:36,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:36,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:36,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:36,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:36,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-14 10:21:36,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:21:36,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-14 10:21:36,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:36,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:36,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:36,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:36,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:36,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:36,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:21:36,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:36,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:36,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:36,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:36,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:36,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:36,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:36,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:36,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:36,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:36,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:36,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:36,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:21:36,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:36,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:36,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:36,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:36,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:36,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:36,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:36,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:36,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:36,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:36,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:36,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:36,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:21:36,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:36,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:36,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:36,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:36,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:36,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:36,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:36,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:36,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:36,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:36,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:36,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:36,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 10:21:36,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:36,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:36,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:36,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:21:36,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:36,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:36,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:36,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:36,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:36,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:36,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:36,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:36,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:21:36,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:36,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:36,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:36,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:21:36,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:36,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:36,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:36,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:36,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:36,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:36,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:36,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:36,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 10:21:36,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:36,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:36,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:36,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:21:36,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:36,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:21:36,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:36,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:36,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:36,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:36,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 10:21:36,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:36,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 10:21:36,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:36,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:36,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:36,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:21:36,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:36,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:36,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:36,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:36,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:36,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:36,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:21:36,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:36,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-14 10:21:36,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:36,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:36,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:36,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:21:36,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:36,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:36,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:36,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:36,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:36,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:36,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:21:36,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:36,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-14 10:21:36,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:36,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:36,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:36,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 10:21:36,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:36,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:21:36,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:36,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:36,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:36,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-14 10:21:36,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:36,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:36,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:21:36,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:36,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:36,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:36,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-14 10:21:36,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:36,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:21:36,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:36,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:36,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:36,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:36,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:36,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:36,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:21:36,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:36,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:36,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:36,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-14 10:21:36,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:36,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:21:36,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:36,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:36,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:36,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:36,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:36,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:36,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:21:36,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:36,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:36,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:36,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:36,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:36,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:36,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:36,481 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:36,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:36,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:36,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:36,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:36,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:21:36,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:36,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:36,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:36,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:36,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:36,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:36,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:36,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:36,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:36,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:36,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:36,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:36,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:21:36,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:36,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:36,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:36,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:36,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:36,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:36,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:36,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:36,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:36,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:36,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:36,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:36,502 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-14 10:21:36,503 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1555139914] [2020-10-14 10:21:36,503 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 10:21:36,503 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-14 10:21:36,503 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [113752419] [2020-10-14 10:21:36,504 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 10:21:36,504 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:21:36,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 10:21:36,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-10-14 10:21:36,504 INFO L87 Difference]: Start difference. First operand 6243 states and 8619 transitions. Second operand 9 states. [2020-10-14 10:21:39,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:21:39,192 INFO L93 Difference]: Finished difference Result 11812 states and 16833 transitions. [2020-10-14 10:21:39,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-14 10:21:39,193 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 162 [2020-10-14 10:21:39,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:21:39,224 INFO L225 Difference]: With dead ends: 11812 [2020-10-14 10:21:39,224 INFO L226 Difference]: Without dead ends: 6922 [2020-10-14 10:21:39,242 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=124, Invalid=296, Unknown=0, NotChecked=0, Total=420 [2020-10-14 10:21:39,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6922 states. [2020-10-14 10:21:39,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6922 to 6027. [2020-10-14 10:21:39,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6027 states. [2020-10-14 10:21:39,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6027 states to 6027 states and 7877 transitions. [2020-10-14 10:21:39,709 INFO L78 Accepts]: Start accepts. Automaton has 6027 states and 7877 transitions. Word has length 162 [2020-10-14 10:21:39,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:21:39,709 INFO L479 AbstractCegarLoop]: Abstraction has 6027 states and 7877 transitions. [2020-10-14 10:21:39,709 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 10:21:39,709 INFO L276 IsEmpty]: Start isEmpty. Operand 6027 states and 7877 transitions. [2020-10-14 10:21:39,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2020-10-14 10:21:39,720 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:21:39,721 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:21:39,721 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-14 10:21:39,721 INFO L427 AbstractCegarLoop]: === Iteration 13 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:21:39,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:21:39,721 INFO L82 PathProgramCache]: Analyzing trace with hash 1934907362, now seen corresponding path program 1 times [2020-10-14 10:21:39,722 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:21:39,722 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [489186985] [2020-10-14 10:21:39,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:21:39,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:39,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:39,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:39,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:39,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:40,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:40,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:44,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:44,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 270 [2020-10-14 10:21:44,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 10:21:44,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-14 10:21:44,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:44,743 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:44,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:44,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 197 [2020-10-14 10:21:44,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-14 10:21:44,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:44,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:21:44,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:44,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:44,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:44,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:21:44,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:44,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:44,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:44,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:44,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:44,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:44,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:44,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:44,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:21:44,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:44,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:44,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:44,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:21:44,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:44,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:44,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:44,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:44,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:44,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:44,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:44,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:44,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:21:44,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:44,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:44,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:44,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:21:44,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:44,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:44,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:44,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:44,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:44,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:44,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:44,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:44,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:21:44,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:44,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:44,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:44,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:21:44,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:44,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:44,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:44,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:44,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:44,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:44,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:44,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:44,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 10:21:44,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:44,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:44,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:44,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:21:44,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:44,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:21:44,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:44,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:44,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:44,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:44,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:44,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:44,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 10:21:44,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:44,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:44,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:44,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:44,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-14 10:21:44,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:21:44,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 10:21:44,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:44,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:44,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:44,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:44,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:44,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:44,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:21:44,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:44,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:44,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:44,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:44,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:44,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:44,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:44,855 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:44,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:44,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:44,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:44,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:44,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:21:44,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:44,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:44,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:44,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:44,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:44,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:44,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:44,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:44,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:44,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:44,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:44,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:44,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:21:44,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:44,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:44,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:44,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:44,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:44,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:44,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:44,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:44,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:44,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:44,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:44,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:44,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 10:21:44,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:44,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:44,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:44,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:21:44,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:44,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:44,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:44,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:44,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:44,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:44,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:44,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:44,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:21:44,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:44,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:44,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:44,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:21:44,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:44,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:44,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:44,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:44,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:44,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:44,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:44,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:44,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 10:21:44,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:44,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:44,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:44,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:21:44,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:44,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:44,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:44,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:44,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:44,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:44,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:44,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:44,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 10:21:44,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:44,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:44,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:44,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:21:44,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:44,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:44,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:44,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:44,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:44,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:44,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:44,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:44,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-14 10:21:44,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:44,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:44,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:44,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:21:44,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:44,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:44,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:44,912 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:44,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:44,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:44,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:44,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:44,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-14 10:21:44,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:44,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:44,943 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:44,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-14 10:21:44,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:44,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 10:21:44,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:44,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:44,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:44,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:44,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-10-14 10:21:44,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:44,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:21:44,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:44,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:44,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:44,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-14 10:21:44,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:44,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:21:44,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:44,953 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:44,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:44,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:44,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:44,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:44,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:21:44,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:44,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:44,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:44,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-14 10:21:44,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:44,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:21:44,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:44,960 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:44,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:44,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:44,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:44,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:44,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:21:44,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:44,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:44,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:44,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:44,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:44,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:44,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:44,964 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:44,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:44,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:44,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:44,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:44,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:21:44,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:44,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:44,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:44,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:44,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:44,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:44,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:44,967 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:44,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:44,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:44,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:44,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:44,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:21:44,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:44,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:44,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:44,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:21:44,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:44,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:21:44,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:44,972 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:44,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:44,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:44,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:44,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:44,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-14 10:21:44,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:44,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:44,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:44,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-14 10:21:44,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:44,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 10:21:44,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:44,987 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:44,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:44,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-14 10:21:44,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-14 10:21:44,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:44,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:21:44,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:45,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:45,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:45,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-14 10:21:45,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:45,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 10:21:45,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:45,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:45,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:45,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:45,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 10:21:45,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:45,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:21:45,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:45,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:45,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:45,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-14 10:21:45,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:45,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:21:45,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:45,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:45,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:45,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:45,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-14 10:21:45,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:45,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:21:45,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:45,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:45,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:45,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:45,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:45,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:45,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:45,024 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:45,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:45,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:45,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:45,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:45,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:21:45,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:45,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:45,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:45,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:45,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:45,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:45,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:45,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:45,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:45,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:45,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 10:21:45,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:45,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:21:45,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:45,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:45,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:45,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:45,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:45,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:45,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:45,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:45,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:45,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:45,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:21:45,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:45,058 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2020-10-14 10:21:45,058 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [489186985] [2020-10-14 10:21:45,058 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:21:45,059 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-14 10:21:45,059 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224507717] [2020-10-14 10:21:45,059 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 10:21:45,059 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:21:45,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 10:21:45,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2020-10-14 10:21:45,060 INFO L87 Difference]: Start difference. First operand 6027 states and 7877 transitions. Second operand 11 states. [2020-10-14 10:21:47,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:21:47,035 INFO L93 Difference]: Finished difference Result 13092 states and 18009 transitions. [2020-10-14 10:21:47,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-14 10:21:47,035 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 206 [2020-10-14 10:21:47,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:21:47,060 INFO L225 Difference]: With dead ends: 13092 [2020-10-14 10:21:47,060 INFO L226 Difference]: Without dead ends: 7090 [2020-10-14 10:21:47,076 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=141, Invalid=411, Unknown=0, NotChecked=0, Total=552 [2020-10-14 10:21:47,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7090 states. [2020-10-14 10:21:47,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7090 to 6122. [2020-10-14 10:21:47,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6122 states. [2020-10-14 10:21:47,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6122 states to 6122 states and 7829 transitions. [2020-10-14 10:21:47,427 INFO L78 Accepts]: Start accepts. Automaton has 6122 states and 7829 transitions. Word has length 206 [2020-10-14 10:21:47,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:21:47,427 INFO L479 AbstractCegarLoop]: Abstraction has 6122 states and 7829 transitions. [2020-10-14 10:21:47,427 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 10:21:47,427 INFO L276 IsEmpty]: Start isEmpty. Operand 6122 states and 7829 transitions. [2020-10-14 10:21:47,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-10-14 10:21:47,435 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:21:47,435 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:21:47,435 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-14 10:21:47,435 INFO L427 AbstractCegarLoop]: === Iteration 14 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:21:47,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:21:47,436 INFO L82 PathProgramCache]: Analyzing trace with hash 1561827498, now seen corresponding path program 1 times [2020-10-14 10:21:47,436 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:21:47,436 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1387950652] [2020-10-14 10:21:47,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:21:47,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:47,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:47,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:47,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:47,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:47,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:52,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:52,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 271 [2020-10-14 10:21:52,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 10:21:52,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-14 10:21:52,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:52,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:52,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:52,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 199 [2020-10-14 10:21:52,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-14 10:21:52,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:52,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:21:52,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:52,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:52,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:52,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:21:52,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:52,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:52,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:52,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:52,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:52,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:52,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:52,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:52,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:21:52,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:52,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:52,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:52,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:21:52,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:52,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:52,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:52,510 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:52,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:52,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:52,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:52,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:52,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:21:52,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:52,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:52,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:52,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:21:52,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:52,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:52,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:52,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:52,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:52,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:52,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:52,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:52,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:21:52,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:52,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:52,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:52,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:21:52,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:52,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:52,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:52,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:52,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:52,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:52,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:52,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:52,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 10:21:52,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:52,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:52,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:52,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:21:52,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:52,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:52,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:52,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:52,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:52,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:52,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:52,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:52,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 10:21:52,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:52,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:52,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:52,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:52,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-14 10:21:52,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:21:52,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 10:21:52,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:52,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:52,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:52,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:52,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:52,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:52,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:21:52,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:52,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:52,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:52,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:52,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:52,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:52,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:52,570 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:52,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:52,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:52,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:52,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:52,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:21:52,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:52,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:52,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:52,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:52,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:52,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:52,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:52,573 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:52,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:52,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:52,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:52,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:52,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:21:52,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:52,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:52,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:52,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:52,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:52,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:52,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:52,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:52,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:52,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:52,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:52,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:52,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 10:21:52,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:52,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:52,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:52,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:21:52,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:52,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:52,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:52,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:52,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:52,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:52,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:52,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:52,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:21:52,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:52,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:52,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:52,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:21:52,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:52,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:52,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:52,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:52,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:52,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:52,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:52,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:52,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 10:21:52,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:52,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:52,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:52,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:21:52,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:52,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:52,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:52,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:52,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:52,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:52,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:52,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:52,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 10:21:52,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:52,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:52,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:52,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:21:52,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:52,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:52,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:52,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:52,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:52,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:52,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:52,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:52,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-14 10:21:52,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:52,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:52,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:52,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:21:52,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:52,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:52,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:52,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:52,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:52,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:52,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:52,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:21:52,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-14 10:21:52,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:52,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:52,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:52,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-14 10:21:52,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:52,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 10:21:52,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:52,653 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:52,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:52,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:52,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-14 10:21:52,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:52,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:21:52,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:52,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:52,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:52,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-14 10:21:52,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:52,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:21:52,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:52,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:52,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:52,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:52,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:52,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:52,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:21:52,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:52,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:52,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:52,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-14 10:21:52,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:52,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:21:52,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:52,668 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:52,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:52,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:52,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:52,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:52,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:21:52,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:52,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:52,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:52,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:52,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:52,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:52,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:52,672 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:52,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:52,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:52,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:52,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:52,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:21:52,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:52,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:52,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:52,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:52,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:52,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:52,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:52,675 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:52,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:52,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:52,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:52,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:52,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:21:52,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:52,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:52,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:52,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:21:52,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:52,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:21:52,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:52,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:52,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:21:52,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:52,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:21:52,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:52,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-14 10:21:52,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:52,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:52,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:52,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:52,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-14 10:21:52,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:21:52,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-14 10:21:52,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:52,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:52,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:52,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-14 10:21:52,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-14 10:21:52,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:52,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:21:52,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:52,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:52,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:52,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:52,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-14 10:21:52,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:21:52,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 10:21:52,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:52,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:52,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:52,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:52,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-14 10:21:52,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:52,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:21:52,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:52,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:52,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:52,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:52,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-14 10:21:52,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:21:52,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 10:21:52,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:52,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:52,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:52,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:52,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:21:52,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:52,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:21:52,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:52,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:52,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:52,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:52,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:52,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:52,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:52,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:52,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:52,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:52,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 10:21:52,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:52,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:21:52,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:52,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:52,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:52,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:21:52,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:52,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:52,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:52,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:52,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:52,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:52,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-14 10:21:52,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:52,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-14 10:21:52,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:52,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:52,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:21:52,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:21:52,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:21:52,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:21:52,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:21:52,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:21:52,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:21:52,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:21:52,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:21:52,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:21:52,823 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2020-10-14 10:21:52,823 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1387950652] [2020-10-14 10:21:52,823 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:21:52,823 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-14 10:21:52,824 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698339052] [2020-10-14 10:21:52,824 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 10:21:52,824 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:21:52,824 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 10:21:52,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2020-10-14 10:21:52,825 INFO L87 Difference]: Start difference. First operand 6122 states and 7829 transitions. Second operand 11 states. [2020-10-14 10:21:56,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:21:56,012 INFO L93 Difference]: Finished difference Result 17964 states and 24238 transitions. [2020-10-14 10:21:56,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-14 10:21:56,012 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 207 [2020-10-14 10:21:56,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:21:56,058 INFO L225 Difference]: With dead ends: 17964 [2020-10-14 10:21:56,058 INFO L226 Difference]: Without dead ends: 11869 [2020-10-14 10:21:56,082 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 137 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=169, Invalid=533, Unknown=0, NotChecked=0, Total=702 [2020-10-14 10:21:56,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11869 states. [2020-10-14 10:21:56,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11869 to 10415. [2020-10-14 10:21:56,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10415 states. [2020-10-14 10:21:56,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10415 states to 10415 states and 12893 transitions. [2020-10-14 10:21:56,836 INFO L78 Accepts]: Start accepts. Automaton has 10415 states and 12893 transitions. Word has length 207 [2020-10-14 10:21:56,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:21:56,837 INFO L479 AbstractCegarLoop]: Abstraction has 10415 states and 12893 transitions. [2020-10-14 10:21:56,837 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 10:21:56,837 INFO L276 IsEmpty]: Start isEmpty. Operand 10415 states and 12893 transitions. [2020-10-14 10:21:56,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-10-14 10:21:56,841 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:21:56,842 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:21:56,842 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-14 10:21:56,842 INFO L427 AbstractCegarLoop]: === Iteration 15 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:21:56,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:21:56,843 INFO L82 PathProgramCache]: Analyzing trace with hash -1276251447, now seen corresponding path program 1 times [2020-10-14 10:21:56,843 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:21:56,843 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1515667411] [2020-10-14 10:21:56,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:21:56,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:21:56,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:56,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:56,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:21:57,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:00,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:00,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 272 [2020-10-14 10:22:00,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 10:22:00,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4017 [2020-10-14 10:22:00,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:00,876 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:00,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:22:00,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 65 [2020-10-14 10:22:00,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:22:00,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:00,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:22:00,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:00,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:00,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:00,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:22:00,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:00,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:00,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:00,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:00,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:00,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:00,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:00,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:00,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:22:00,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:00,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:00,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:00,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:22:00,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:00,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:00,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:00,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:00,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:00,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:00,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:00,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:00,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:22:00,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:00,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:00,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:00,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:22:00,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:00,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:00,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:00,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:00,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:00,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:00,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:00,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:00,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:22:00,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:00,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:00,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:00,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:22:00,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:00,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:00,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:00,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:00,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:00,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:00,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:00,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:00,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 10:22:00,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:00,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:00,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:00,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:22:00,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:00,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:00,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:00,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:00,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:00,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:00,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:00,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:00,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 10:22:00,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:00,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:00,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:00,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-14 10:22:00,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:00,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 10:22:00,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:00,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:00,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:22:00,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-14 10:22:00,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:22:00,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:00,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:22:01,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:01,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:01,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:01,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:01,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:01,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:01,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:01,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:01,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:01,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:01,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:01,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:01,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:22:01,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:01,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:01,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:01,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:01,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:01,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:22:01,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:01,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:01,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:22:01,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:01,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:22:01,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:01,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:22:01,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:01,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:01,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:01,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:01,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:01,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:01,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:01,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:01,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:01,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:22:01,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:01,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:01,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 10:22:01,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:01,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:01,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:01,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:22:01,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:01,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:01,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:01,034 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:01,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:01,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-14 10:22:01,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:01,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:01,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:22:01,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:01,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:01,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:01,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:22:01,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:01,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:01,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:01,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:01,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:01,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:22:01,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:01,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:01,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 10:22:01,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:01,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:01,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:01,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:22:01,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:01,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:01,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:01,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:01,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:01,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:22:01,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:01,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:01,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 10:22:01,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:01,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:01,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:01,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:22:01,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:01,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:01,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:01,084 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:01,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:01,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:22:01,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:01,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:01,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-14 10:22:01,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:01,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:01,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:01,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:22:01,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:01,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:01,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:01,088 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:01,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:01,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:22:01,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:01,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:01,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-14 10:22:01,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:01,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:01,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:01,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-14 10:22:01,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:01,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:22:01,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:01,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:01,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:01,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-14 10:22:01,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:01,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:01,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:22:01,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:01,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:01,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:01,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-14 10:22:01,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:01,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:22:01,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:01,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:01,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:01,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:01,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:01,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:01,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:22:01,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:01,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:01,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:01,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-14 10:22:01,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:01,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:22:01,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:01,131 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:01,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:01,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:01,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:01,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:01,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:22:01,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:01,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:01,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:01,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:01,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:01,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:01,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:01,135 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:01,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:01,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:01,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:01,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:01,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:22:01,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:01,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:01,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:01,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:01,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:01,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:01,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:01,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:01,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:01,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:01,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:01,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:01,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:22:01,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:01,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:01,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:01,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:22:01,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:01,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:01,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:01,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:01,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:01,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:01,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:01,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:01,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-14 10:22:01,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:01,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:01,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:01,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:01,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-14 10:22:01,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:22:01,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 10:22:01,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:01,166 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:01,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:01,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-14 10:22:01,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:01,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:01,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:22:01,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:01,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:01,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:01,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:01,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-14 10:22:01,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:22:01,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-14 10:22:01,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:01,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:01,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:01,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:01,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:01,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:01,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:22:01,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:01,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:01,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:01,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:01,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-14 10:22:01,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:22:01,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 10:22:01,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:01,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:01,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:01,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:01,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:01,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:01,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:22:01,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:01,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:01,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:01,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:22:01,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:01,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:01,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:01,208 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:01,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:01,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:01,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:01,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:01,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 10:22:01,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:01,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:01,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:01,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:22:01,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:01,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:01,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:01,210 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:01,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:01,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:01,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:01,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:01,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 10:22:01,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:01,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:01,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:01,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:01,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:01,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:01,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:01,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:01,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:01,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:01,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:01,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:01,236 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 1 proven. 20 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2020-10-14 10:22:01,236 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1515667411] [2020-10-14 10:22:01,236 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 10:22:01,237 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-14 10:22:01,237 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284360661] [2020-10-14 10:22:01,237 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-14 10:22:01,238 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:22:01,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-14 10:22:01,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2020-10-14 10:22:01,238 INFO L87 Difference]: Start difference. First operand 10415 states and 12893 transitions. Second operand 13 states. [2020-10-14 10:22:03,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:22:03,615 INFO L93 Difference]: Finished difference Result 17664 states and 22140 transitions. [2020-10-14 10:22:03,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-14 10:22:03,616 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 208 [2020-10-14 10:22:03,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:22:03,631 INFO L225 Difference]: With dead ends: 17664 [2020-10-14 10:22:03,632 INFO L226 Difference]: Without dead ends: 3209 [2020-10-14 10:22:03,654 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=182, Invalid=520, Unknown=0, NotChecked=0, Total=702 [2020-10-14 10:22:03,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3209 states. [2020-10-14 10:22:03,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3209 to 2882. [2020-10-14 10:22:03,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2882 states. [2020-10-14 10:22:03,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2882 states to 2882 states and 3410 transitions. [2020-10-14 10:22:03,837 INFO L78 Accepts]: Start accepts. Automaton has 2882 states and 3410 transitions. Word has length 208 [2020-10-14 10:22:03,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:22:03,838 INFO L479 AbstractCegarLoop]: Abstraction has 2882 states and 3410 transitions. [2020-10-14 10:22:03,838 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-14 10:22:03,838 INFO L276 IsEmpty]: Start isEmpty. Operand 2882 states and 3410 transitions. [2020-10-14 10:22:03,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-10-14 10:22:03,840 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:22:03,840 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:22:03,840 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-14 10:22:03,840 INFO L427 AbstractCegarLoop]: === Iteration 16 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:22:03,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:22:03,841 INFO L82 PathProgramCache]: Analyzing trace with hash -2000209723, now seen corresponding path program 1 times [2020-10-14 10:22:03,841 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:22:03,841 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1172252790] [2020-10-14 10:22:03,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:22:03,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:03,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:03,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:04,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:04,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 272 [2020-10-14 10:22:04,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:22:04,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 290 [2020-10-14 10:22:04,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:04,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:04,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 10:22:04,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 10:22:04,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-14 10:22:04,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:04,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:22:04,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:04,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:04,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:04,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:22:04,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:04,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:22:04,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:04,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:04,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:22:04,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:04,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 10:22:04,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:04,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:22:04,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:04,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:04,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:04,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:22:04,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:04,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:04,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:04,210 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:04,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:22:04,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:04,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 10:22:04,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:04,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:22:04,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:04,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:04,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:04,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:22:04,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:04,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:04,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:04,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:04,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:22:04,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:04,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 10:22:04,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:04,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:22:04,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:04,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:04,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:04,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:22:04,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:04,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:22:04,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:04,227 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:04,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:22:04,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:04,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:22:04,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:04,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 10:22:04,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:04,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:04,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:04,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:22:04,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:04,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:22:04,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:04,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:04,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:22:04,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 10:22:04,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-14 10:22:04,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:04,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 10:22:04,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:04,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:04,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:04,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-14 10:22:04,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:04,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:22:04,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:04,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:04,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:04,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-14 10:22:04,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:04,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:04,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:22:04,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:04,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:04,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:04,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:04,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:04,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:04,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:04,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:04,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:04,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:04,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:04,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:04,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:22:04,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:04,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:04,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:04,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:04,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:04,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:04,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:04,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:04,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:04,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:04,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:04,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:04,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:22:04,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:04,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:04,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:04,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:04,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:04,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:04,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:04,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:04,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:04,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:04,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:04,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:04,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 10:22:04,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:04,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:04,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:04,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:22:04,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:04,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:04,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:04,390 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:04,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:04,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-14 10:22:04,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:04,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:04,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:22:04,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:04,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:04,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:04,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:22:04,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:04,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:04,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:04,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:04,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:04,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:22:04,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:04,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:04,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 10:22:04,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:04,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:04,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:04,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:22:04,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:04,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:04,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:04,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:04,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:04,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:22:04,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:04,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:04,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 10:22:04,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:04,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:04,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:04,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:22:04,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:04,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:04,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:04,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:04,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:04,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:22:04,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:04,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:04,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-14 10:22:04,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:04,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:04,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:04,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:22:04,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:04,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:04,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:04,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:04,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:04,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:22:04,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:04,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:04,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-14 10:22:04,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:04,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:04,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:04,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-14 10:22:04,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:04,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:22:04,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:04,469 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:04,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:04,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-14 10:22:04,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:04,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:04,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:22:04,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:04,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:04,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:04,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-14 10:22:04,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:04,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:22:04,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:04,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:04,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:04,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:04,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:04,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:04,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:22:04,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:04,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:04,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:04,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-14 10:22:04,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:04,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:22:04,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:04,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:04,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:04,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:04,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:04,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:04,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:22:04,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:04,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:04,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:04,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:04,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:04,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:04,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:04,488 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:04,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:04,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:04,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:04,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:04,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:22:04,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:04,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:04,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:04,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:04,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:04,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:04,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:04,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:04,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:04,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:04,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:04,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:04,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:22:04,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:04,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:04,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:04,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:22:04,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:04,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:22:04,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:04,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:04,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:04,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:04,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:04,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:04,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-14 10:22:04,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:04,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:04,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:04,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-14 10:22:04,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:04,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:22:04,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:04,510 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:04,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:04,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-14 10:22:04,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:04,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:04,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:22:04,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:04,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:04,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:04,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-14 10:22:04,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:04,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:22:04,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:04,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:04,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:04,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:04,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:04,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:04,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:22:04,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:04,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:04,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:04,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-14 10:22:04,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:04,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:22:04,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:04,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:04,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:04,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:04,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:04,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:04,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:22:04,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:04,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:04,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:04,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:22:04,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:04,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:04,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:04,538 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:04,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:04,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:04,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:04,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:04,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 10:22:04,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:04,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:04,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:04,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:22:04,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:04,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:04,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:04,543 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:04,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:04,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:04,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:04,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:22:04,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 10:22:04,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:04,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:04,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:04,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:04,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:04,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:04,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:04,547 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:04,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:04,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:04,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:04,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:04,587 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2020-10-14 10:22:04,588 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1172252790] [2020-10-14 10:22:04,588 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:22:04,588 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-14 10:22:04,588 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982774390] [2020-10-14 10:22:04,589 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-14 10:22:04,589 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:22:04,589 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-14 10:22:04,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2020-10-14 10:22:04,590 INFO L87 Difference]: Start difference. First operand 2882 states and 3410 transitions. Second operand 13 states. [2020-10-14 10:22:06,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:22:06,736 INFO L93 Difference]: Finished difference Result 6053 states and 7321 transitions. [2020-10-14 10:22:06,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 10:22:06,737 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 208 [2020-10-14 10:22:06,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:22:06,751 INFO L225 Difference]: With dead ends: 6053 [2020-10-14 10:22:06,752 INFO L226 Difference]: Without dead ends: 3191 [2020-10-14 10:22:06,759 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=133, Invalid=329, Unknown=0, NotChecked=0, Total=462 [2020-10-14 10:22:06,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3191 states. [2020-10-14 10:22:07,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3191 to 2882. [2020-10-14 10:22:07,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2882 states. [2020-10-14 10:22:07,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2882 states to 2882 states and 3340 transitions. [2020-10-14 10:22:07,106 INFO L78 Accepts]: Start accepts. Automaton has 2882 states and 3340 transitions. Word has length 208 [2020-10-14 10:22:07,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:22:07,110 INFO L479 AbstractCegarLoop]: Abstraction has 2882 states and 3340 transitions. [2020-10-14 10:22:07,111 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-14 10:22:07,111 INFO L276 IsEmpty]: Start isEmpty. Operand 2882 states and 3340 transitions. [2020-10-14 10:22:07,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-10-14 10:22:07,115 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:22:07,116 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:22:07,116 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-14 10:22:07,116 INFO L427 AbstractCegarLoop]: === Iteration 17 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:22:07,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:22:07,117 INFO L82 PathProgramCache]: Analyzing trace with hash 1420532357, now seen corresponding path program 1 times [2020-10-14 10:22:07,117 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:22:07,117 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [18559205] [2020-10-14 10:22:07,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:22:07,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:07,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:07,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:07,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 272 [2020-10-14 10:22:07,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:07,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 319 [2020-10-14 10:22:07,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:07,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:07,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 10:22:07,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 10:22:07,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-14 10:22:07,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:07,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:22:07,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:07,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:07,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:07,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:22:07,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:07,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 10:22:07,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:07,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:07,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:22:07,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:07,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 10:22:07,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:07,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:22:07,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:07,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:07,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:07,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:22:07,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:07,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:22:07,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:07,554 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:07,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:22:07,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:07,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 10:22:07,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:07,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:22:07,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:07,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:07,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:07,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:22:07,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:07,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:07,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:07,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:07,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:22:07,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:07,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 10:22:07,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:07,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:22:07,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:07,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:07,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:07,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:22:07,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:07,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:22:07,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:07,589 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:07,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:22:07,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:07,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:22:07,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:07,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 10:22:07,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:07,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:07,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:07,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:22:07,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:07,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 10:22:07,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:07,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:07,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:22:07,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 10:22:07,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-14 10:22:07,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:07,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-14 10:22:07,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:07,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:07,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:07,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-14 10:22:07,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:07,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 10:22:07,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:07,692 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:07,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:07,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-14 10:22:07,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:07,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:07,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:22:07,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:07,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:07,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:07,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:07,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:07,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:07,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:07,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:07,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:07,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:07,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:07,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:07,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:22:07,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:07,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:07,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:07,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:07,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:07,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:07,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:07,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:07,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:07,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:07,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:07,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:07,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:22:07,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:07,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:07,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:07,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:07,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:07,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:07,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:07,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:07,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:07,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:07,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:07,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:07,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-14 10:22:07,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:07,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:07,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:07,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:22:07,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:07,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:22:07,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:07,723 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:07,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:07,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-10-14 10:22:07,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:07,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:07,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-14 10:22:07,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:07,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:07,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:07,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:22:07,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:07,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:07,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:07,731 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:07,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:07,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:22:07,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:07,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:07,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 10:22:07,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:07,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:07,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:07,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:22:07,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:07,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:22:07,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:07,768 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:07,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:07,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:22:07,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:07,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:07,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-14 10:22:07,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:07,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:07,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:07,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:22:07,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:07,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:07,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:07,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:07,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:07,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:22:07,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:07,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:07,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-14 10:22:07,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:07,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:07,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:07,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:22:07,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:07,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:07,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:07,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:07,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:07,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:22:07,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:07,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:07,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-14 10:22:07,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:07,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:07,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:07,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-14 10:22:07,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:07,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 10:22:07,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:07,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:07,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:07,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-14 10:22:07,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:07,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:07,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:22:07,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:07,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:07,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:07,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-14 10:22:07,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:07,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 10:22:07,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:07,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:07,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:07,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:07,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:07,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:07,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:22:07,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:07,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:07,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:07,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-14 10:22:07,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:07,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:22:07,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:07,889 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:07,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:07,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:07,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:07,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:07,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:22:07,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:07,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:07,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:07,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:07,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:07,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:07,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:07,897 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:07,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:07,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:07,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:07,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:07,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:22:07,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:07,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:07,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:07,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:07,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:07,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:07,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:07,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:07,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:07,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:07,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:07,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:07,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:22:07,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:07,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:07,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:07,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:22:07,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:07,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:07,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:07,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:07,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:07,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:07,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:07,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:07,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-14 10:22:07,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:07,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:07,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:07,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-14 10:22:07,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:07,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 10:22:07,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:07,934 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:07,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:07,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-14 10:22:07,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:07,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:07,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:22:07,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:07,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:07,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:07,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-14 10:22:07,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:07,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 10:22:07,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:07,956 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:07,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:07,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:07,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:07,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:07,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:22:07,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:07,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:07,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:07,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-14 10:22:07,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:07,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:22:07,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:07,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:07,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:07,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:07,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:07,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:07,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:22:07,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:07,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:07,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:07,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:22:07,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:07,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:07,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:07,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:07,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:07,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:07,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:07,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:07,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-14 10:22:07,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:07,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:07,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:07,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:22:07,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:07,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:07,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:07,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:07,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:07,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:07,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:07,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:07,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-14 10:22:07,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:22:07,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:22:07,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:22:07,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:22:07,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:22:07,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:22:07,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:22:07,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:22:07,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:22:07,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:22:07,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:22:07,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:22:08,069 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2020-10-14 10:22:08,071 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [18559205] [2020-10-14 10:22:08,071 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:22:08,072 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-14 10:22:08,072 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781809596] [2020-10-14 10:22:08,073 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-14 10:22:08,073 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:22:08,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-14 10:22:08,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2020-10-14 10:22:08,074 INFO L87 Difference]: Start difference. First operand 2882 states and 3340 transitions. Second operand 12 states. [2020-10-14 10:22:10,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:22:10,452 INFO L93 Difference]: Finished difference Result 5901 states and 6965 transitions. [2020-10-14 10:22:10,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 10:22:10,452 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 208 [2020-10-14 10:22:10,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:22:10,462 INFO L225 Difference]: With dead ends: 5901 [2020-10-14 10:22:10,462 INFO L226 Difference]: Without dead ends: 3039 [2020-10-14 10:22:10,468 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=122, Invalid=298, Unknown=0, NotChecked=0, Total=420 [2020-10-14 10:22:10,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3039 states. [2020-10-14 10:22:10,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3039 to 2882. [2020-10-14 10:22:10,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2882 states. [2020-10-14 10:22:10,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2882 states to 2882 states and 3259 transitions. [2020-10-14 10:22:10,696 INFO L78 Accepts]: Start accepts. Automaton has 2882 states and 3259 transitions. Word has length 208 [2020-10-14 10:22:10,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:22:10,697 INFO L479 AbstractCegarLoop]: Abstraction has 2882 states and 3259 transitions. [2020-10-14 10:22:10,697 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-14 10:22:10,697 INFO L276 IsEmpty]: Start isEmpty. Operand 2882 states and 3259 transitions. [2020-10-14 10:22:10,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-10-14 10:22:10,700 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:22:10,700 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:22:10,700 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-14 10:22:10,701 INFO L427 AbstractCegarLoop]: === Iteration 18 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:22:10,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:22:10,701 INFO L82 PathProgramCache]: Analyzing trace with hash 89354437, now seen corresponding path program 1 times [2020-10-14 10:22:10,701 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:22:10,701 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [755699456] [2020-10-14 10:22:10,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:22:10,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-14 10:22:10,720 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-10-14 10:22:10,720 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-10-14 10:22:10,724 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-10-14 10:22:10,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 10:22:10 BoogieIcfgContainer [2020-10-14 10:22:10,764 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 10:22:10,767 INFO L168 Benchmark]: Toolchain (without parser) took 135704.90 ms. Allocated memory was 146.3 MB in the beginning and 2.4 GB in the end (delta: 2.3 GB). Free memory was 101.7 MB in the beginning and 778.4 MB in the end (delta: -676.7 MB). Peak memory consumption was 1.6 GB. Max. memory is 7.1 GB. [2020-10-14 10:22:10,768 INFO L168 Benchmark]: CDTParser took 0.51 ms. Allocated memory is still 146.3 MB. Free memory was 120.8 MB in the beginning and 120.4 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. [2020-10-14 10:22:10,771 INFO L168 Benchmark]: CACSL2BoogieTranslator took 435.96 ms. Allocated memory was 146.3 MB in the beginning and 202.4 MB in the end (delta: 56.1 MB). Free memory was 101.7 MB in the beginning and 180.5 MB in the end (delta: -78.8 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. [2020-10-14 10:22:10,772 INFO L168 Benchmark]: Boogie Preprocessor took 67.44 ms. Allocated memory is still 202.4 MB. Free memory was 180.5 MB in the beginning and 178.2 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2020-10-14 10:22:10,773 INFO L168 Benchmark]: RCFGBuilder took 597.29 ms. Allocated memory is still 202.4 MB. Free memory was 178.2 MB in the beginning and 141.9 MB in the end (delta: 36.3 MB). Peak memory consumption was 36.3 MB. Max. memory is 7.1 GB. [2020-10-14 10:22:10,773 INFO L168 Benchmark]: TraceAbstraction took 134598.72 ms. Allocated memory was 202.4 MB in the beginning and 2.4 GB in the end (delta: 2.2 GB). Free memory was 141.9 MB in the beginning and 778.4 MB in the end (delta: -636.5 MB). Peak memory consumption was 1.6 GB. Max. memory is 7.1 GB. [2020-10-14 10:22:10,776 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 ms. Allocated memory is still 146.3 MB. Free memory was 120.8 MB in the beginning and 120.4 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 435.96 ms. Allocated memory was 146.3 MB in the beginning and 202.4 MB in the end (delta: 56.1 MB). Free memory was 101.7 MB in the beginning and 180.5 MB in the end (delta: -78.8 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 67.44 ms. Allocated memory is still 202.4 MB. Free memory was 180.5 MB in the beginning and 178.2 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 597.29 ms. Allocated memory is still 202.4 MB. Free memory was 178.2 MB in the beginning and 141.9 MB in the end (delta: 36.3 MB). Peak memory consumption was 36.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 134598.72 ms. Allocated memory was 202.4 MB in the beginning and 2.4 GB in the end (delta: 2.2 GB). Free memory was 141.9 MB in the beginning and 778.4 MB in the end (delta: -636.5 MB). Peak memory consumption was 1.6 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 11]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L15] int m_pc = 0; [L16] int t1_pc = 0; [L17] int t2_pc = 0; [L18] int m_st ; [L19] int t1_st ; [L20] int t2_st ; [L21] int m_i ; [L22] int t1_i ; [L23] int t2_i ; [L24] int M_E = 2; [L25] int T1_E = 2; [L26] int T2_E = 2; [L27] int E_1 = 2; [L28] int E_2 = 2; [L563] int __retres1 ; [L567] CALL init_model() [L477] m_i = 1 [L478] t1_i = 1 [L479] t2_i = 1 [L567] RET init_model() [L568] CALL start_simulation() [L504] int kernel_st ; [L505] int tmp ; [L506] int tmp___0 ; [L510] kernel_st = 0 [L511] FCALL update_channels() [L512] CALL init_threads() [L211] COND TRUE m_i == 1 [L212] m_st = 0 [L216] COND TRUE t1_i == 1 [L217] t1_st = 0 [L221] COND TRUE t2_i == 1 [L222] t2_st = 0 [L512] RET init_threads() [L513] CALL fire_delta_events() [L324] COND FALSE !(M_E == 0) [L329] COND FALSE !(T1_E == 0) [L334] COND FALSE !(T2_E == 0) [L339] COND FALSE !(E_1 == 0) [L344] COND FALSE !(E_2 == 0) [L513] RET fire_delta_events() [L514] CALL activate_threads() [L387] int tmp ; [L388] int tmp___0 ; [L389] int tmp___1 ; [L393] CALL, EXPR is_master_triggered() [L143] int __retres1 ; [L146] COND FALSE !(m_pc == 1) [L156] __retres1 = 0 [L158] return (__retres1); [L393] RET, EXPR is_master_triggered() [L393] tmp = is_master_triggered() [L395] COND FALSE !(\read(tmp)) [L401] CALL, EXPR is_transmit1_triggered() [L162] int __retres1 ; [L165] COND FALSE !(t1_pc == 1) [L175] __retres1 = 0 [L177] return (__retres1); [L401] RET, EXPR is_transmit1_triggered() [L401] tmp___0 = is_transmit1_triggered() [L403] COND FALSE !(\read(tmp___0)) [L409] CALL, EXPR is_transmit2_triggered() [L181] int __retres1 ; [L184] COND FALSE !(t2_pc == 1) [L194] __retres1 = 0 [L196] return (__retres1); [L409] RET, EXPR is_transmit2_triggered() [L409] tmp___1 = is_transmit2_triggered() [L411] COND FALSE !(\read(tmp___1)) [L514] RET activate_threads() [L515] CALL reset_delta_events() [L357] COND FALSE !(M_E == 1) [L362] COND FALSE !(T1_E == 1) [L367] COND FALSE !(T2_E == 1) [L372] COND FALSE !(E_1 == 1) [L377] COND FALSE !(E_2 == 1) [L515] RET reset_delta_events() [L518] COND TRUE 1 [L521] kernel_st = 1 [L522] CALL eval() [L257] int tmp ; [L261] COND TRUE 1 [L264] CALL, EXPR exists_runnable_thread() [L231] int __retres1 ; [L234] COND TRUE m_st == 0 [L235] __retres1 = 1 [L252] return (__retres1); [L264] RET, EXPR exists_runnable_thread() [L264] tmp = exists_runnable_thread() [L266] COND TRUE \read(tmp) [L271] COND TRUE m_st == 0 [L272] int tmp_ndt_1; [L273] tmp_ndt_1 = __VERIFIER_nondet_int() [L274] COND FALSE !(\read(tmp_ndt_1)) [L285] COND TRUE t1_st == 0 [L286] int tmp_ndt_2; [L287] tmp_ndt_2 = __VERIFIER_nondet_int() [L288] COND TRUE \read(tmp_ndt_2) [L290] t1_st = 1 [L291] CALL transmit1() [L78] COND TRUE t1_pc == 0 [L89] COND TRUE 1 [L91] t1_pc = 1 [L92] t1_st = 2 [L291] RET transmit1() [L299] COND TRUE t2_st == 0 [L300] int tmp_ndt_3; [L301] tmp_ndt_3 = __VERIFIER_nondet_int() [L302] COND TRUE \read(tmp_ndt_3) [L304] t2_st = 1 [L305] CALL transmit2() [L113] COND TRUE t2_pc == 0 [L124] COND TRUE 1 [L126] t2_pc = 1 [L127] t2_st = 2 [L305] RET transmit2() [L261] COND TRUE 1 [L264] CALL, EXPR exists_runnable_thread() [L231] int __retres1 ; [L234] COND TRUE m_st == 0 [L235] __retres1 = 1 [L252] return (__retres1); [L264] RET, EXPR exists_runnable_thread() [L264] tmp = exists_runnable_thread() [L266] COND TRUE \read(tmp) [L271] COND TRUE m_st == 0 [L272] int tmp_ndt_1; [L273] tmp_ndt_1 = __VERIFIER_nondet_int() [L274] COND TRUE \read(tmp_ndt_1) [L276] m_st = 1 [L277] CALL master() [L37] COND TRUE m_pc == 0 [L48] COND TRUE 1 [L51] E_1 = 1 [L52] CALL immediate_notify() [L425] CALL activate_threads() [L387] int tmp ; [L388] int tmp___0 ; [L389] int tmp___1 ; [L393] CALL, EXPR is_master_triggered() [L143] int __retres1 ; [L146] COND FALSE !(m_pc == 1) [L156] __retres1 = 0 [L158] return (__retres1); [L393] RET, EXPR is_master_triggered() [L393] tmp = is_master_triggered() [L395] COND FALSE !(\read(tmp)) [L401] CALL, EXPR is_transmit1_triggered() [L162] int __retres1 ; [L165] COND TRUE t1_pc == 1 [L166] COND TRUE E_1 == 1 [L167] __retres1 = 1 [L177] return (__retres1); [L401] RET, EXPR is_transmit1_triggered() [L401] tmp___0 = is_transmit1_triggered() [L403] COND TRUE \read(tmp___0) [L404] t1_st = 0 [L409] CALL, EXPR is_transmit2_triggered() [L181] int __retres1 ; [L184] COND TRUE t2_pc == 1 [L185] COND FALSE !(E_2 == 1) [L194] __retres1 = 0 [L196] return (__retres1); [L409] RET, EXPR is_transmit2_triggered() [L409] tmp___1 = is_transmit2_triggered() [L411] COND FALSE !(\read(tmp___1)) [L425] RET activate_threads() [L52] RET immediate_notify() [L53] E_1 = 2 [L56] COND TRUE 1 [L58] m_pc = 1 [L59] m_st = 2 [L277] RET master() [L285] COND TRUE t1_st == 0 [L286] int tmp_ndt_2; [L287] tmp_ndt_2 = __VERIFIER_nondet_int() [L288] COND TRUE \read(tmp_ndt_2) [L290] t1_st = 1 [L291] CALL transmit1() [L78] COND FALSE !(t1_pc == 0) [L81] COND TRUE t1_pc == 1 [L97] E_2 = 1 [L98] CALL immediate_notify() [L425] CALL activate_threads() [L387] int tmp ; [L388] int tmp___0 ; [L389] int tmp___1 ; [L393] CALL, EXPR is_master_triggered() [L143] int __retres1 ; [L146] COND TRUE m_pc == 1 [L147] COND FALSE !(M_E == 1) [L156] __retres1 = 0 [L158] return (__retres1); [L393] RET, EXPR is_master_triggered() [L393] tmp = is_master_triggered() [L395] COND FALSE !(\read(tmp)) [L401] CALL, EXPR is_transmit1_triggered() [L162] int __retres1 ; [L165] COND TRUE t1_pc == 1 [L166] COND FALSE !(E_1 == 1) [L175] __retres1 = 0 [L177] return (__retres1); [L401] RET, EXPR is_transmit1_triggered() [L401] tmp___0 = is_transmit1_triggered() [L403] COND FALSE !(\read(tmp___0)) [L409] CALL, EXPR is_transmit2_triggered() [L181] int __retres1 ; [L184] COND TRUE t2_pc == 1 [L185] COND TRUE E_2 == 1 [L186] __retres1 = 1 [L196] return (__retres1); [L409] RET, EXPR is_transmit2_triggered() [L409] tmp___1 = is_transmit2_triggered() [L411] COND TRUE \read(tmp___1) [L412] t2_st = 0 [L425] RET activate_threads() [L98] RET immediate_notify() [L99] E_2 = 2 [L89] COND TRUE 1 [L91] t1_pc = 1 [L92] t1_st = 2 [L291] RET transmit1() [L299] COND TRUE t2_st == 0 [L300] int tmp_ndt_3; [L301] tmp_ndt_3 = __VERIFIER_nondet_int() [L302] COND TRUE \read(tmp_ndt_3) [L304] t2_st = 1 [L305] CALL transmit2() [L113] COND FALSE !(t2_pc == 0) [L116] COND TRUE t2_pc == 1 [L132] CALL error() [L11] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 23 procedures, 169 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 134.4s, OverallIterations: 18, TraceHistogramMax: 3, AutomataDifference: 44.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3548 SDtfs, 15056 SDslu, 874 SDs, 0 SdLazy, 21392 SolverSat, 7270 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 25.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1061 GetRequests, 739 SyntacticMatches, 0 SemanticMatches, 322 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1168 ImplicationChecksByTransitivity, 6.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10415occurred in iteration=14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 6.2s AutomataMinimizationTime, 17 MinimizatonAttempts, 12599 StatesRemovedByMinimization, 17 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 82.9s InterpolantComputationTime, 2798 NumberOfCodeBlocks, 2798 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 2573 ConstructedInterpolants, 0 QuantifiedInterpolants, 936798 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 13 PerfectInterpolantSequences, 908/939 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...