/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/token_ring.04.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 10:12:53,021 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 10:12:53,024 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 10:12:53,068 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 10:12:53,069 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 10:12:53,081 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 10:12:53,082 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 10:12:53,086 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 10:12:53,089 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 10:12:53,093 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 10:12:53,094 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 10:12:53,095 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 10:12:53,095 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 10:12:53,098 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 10:12:53,101 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 10:12:53,103 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 10:12:53,105 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 10:12:53,106 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 10:12:53,108 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 10:12:53,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 10:12:53,118 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 10:12:53,120 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 10:12:53,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 10:12:53,121 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 10:12:53,126 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 10:12:53,126 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 10:12:53,126 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 10:12:53,129 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 10:12:53,130 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 10:12:53,131 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 10:12:53,131 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 10:12:53,132 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 10:12:53,132 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 10:12:53,133 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 10:12:53,135 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 10:12:53,135 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 10:12:53,136 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 10:12:53,136 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 10:12:53,136 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 10:12:53,137 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 10:12:53,138 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 10:12:53,139 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 10:12:53,184 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 10:12:53,185 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 10:12:53,187 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 10:12:53,188 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 10:12:53,188 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 10:12:53,188 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 10:12:53,189 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 10:12:53,189 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 10:12:53,189 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 10:12:53,189 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 10:12:53,190 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 10:12:53,190 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 10:12:53,191 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 10:12:53,191 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 10:12:53,191 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 10:12:53,192 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 10:12:53,192 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 10:12:53,192 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 10:12:53,192 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 10:12:53,192 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 10:12:53,193 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 10:12:53,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 10:12:53,193 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 10:12:53,193 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 10:12:53,193 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 10:12:53,194 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 10:12:53,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 10:12:53,194 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 10:12:53,194 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 10:12:53,194 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 10:12:53,530 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 10:12:53,549 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 10:12:53,555 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 10:12:53,557 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 10:12:53,557 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 10:12:53,558 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/token_ring.04.cil-1.c [2020-10-14 10:12:53,631 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0188158f4/8c4091e32f514ab7ac9d65f92ee2b98a/FLAG239618c12 [2020-10-14 10:12:54,153 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 10:12:54,154 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/token_ring.04.cil-1.c [2020-10-14 10:12:54,165 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0188158f4/8c4091e32f514ab7ac9d65f92ee2b98a/FLAG239618c12 [2020-10-14 10:12:54,494 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0188158f4/8c4091e32f514ab7ac9d65f92ee2b98a [2020-10-14 10:12:54,504 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 10:12:54,506 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 10:12:54,507 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 10:12:54,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 10:12:54,511 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 10:12:54,512 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:12:54" (1/1) ... [2020-10-14 10:12:54,515 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@786a7c9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:12:54, skipping insertion in model container [2020-10-14 10:12:54,515 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:12:54" (1/1) ... [2020-10-14 10:12:54,522 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 10:12:54,562 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 10:12:54,783 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 10:12:54,790 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 10:12:54,976 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 10:12:55,013 INFO L208 MainTranslator]: Completed translation [2020-10-14 10:12:55,013 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:12:55 WrapperNode [2020-10-14 10:12:55,013 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 10:12:55,014 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 10:12:55,014 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 10:12:55,014 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 10:12:55,025 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:12:55" (1/1) ... [2020-10-14 10:12:55,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:12:55" (1/1) ... [2020-10-14 10:12:55,035 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:12:55" (1/1) ... [2020-10-14 10:12:55,036 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:12:55" (1/1) ... [2020-10-14 10:12:55,049 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:12:55" (1/1) ... [2020-10-14 10:12:55,064 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:12:55" (1/1) ... [2020-10-14 10:12:55,067 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:12:55" (1/1) ... [2020-10-14 10:12:55,072 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 10:12:55,073 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 10:12:55,073 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 10:12:55,073 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 10:12:55,074 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:12:55" (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 10:12:55,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 10:12:55,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 10:12:55,139 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-10-14 10:12:55,139 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2020-10-14 10:12:55,139 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2020-10-14 10:12:55,139 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2020-10-14 10:12:55,139 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2020-10-14 10:12:55,139 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit4 [2020-10-14 10:12:55,139 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2020-10-14 10:12:55,139 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2020-10-14 10:12:55,140 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2020-10-14 10:12:55,140 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2020-10-14 10:12:55,140 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit4_triggered [2020-10-14 10:12:55,140 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-10-14 10:12:55,140 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-10-14 10:12:55,140 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-10-14 10:12:55,141 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-10-14 10:12:55,141 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-10-14 10:12:55,141 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-10-14 10:12:55,141 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-10-14 10:12:55,141 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2020-10-14 10:12:55,141 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-10-14 10:12:55,142 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-10-14 10:12:55,142 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-10-14 10:12:55,142 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-10-14 10:12:55,142 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-10-14 10:12:55,142 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 10:12:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 10:12:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-10-14 10:12:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2020-10-14 10:12:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2020-10-14 10:12:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2020-10-14 10:12:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2020-10-14 10:12:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit4_triggered [2020-10-14 10:12:55,144 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2020-10-14 10:12:55,144 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 10:12:55,144 INFO L130 BoogieDeclarations]: Found specification of procedure master [2020-10-14 10:12:55,144 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2020-10-14 10:12:55,144 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2020-10-14 10:12:55,144 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2020-10-14 10:12:55,144 INFO L130 BoogieDeclarations]: Found specification of procedure transmit4 [2020-10-14 10:12:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-10-14 10:12:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-10-14 10:12:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-10-14 10:12:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-10-14 10:12:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-10-14 10:12:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-10-14 10:12:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-10-14 10:12:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-10-14 10:12:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-10-14 10:12:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-10-14 10:12:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-10-14 10:12:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-10-14 10:12:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 10:12:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 10:12:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 10:12:55,942 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 10:12:55,943 INFO L295 CfgBuilder]: Removed 7 assume(true) statements. [2020-10-14 10:12:55,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:12:55 BoogieIcfgContainer [2020-10-14 10:12:55,949 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 10:12:55,951 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 10:12:55,951 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 10:12:55,955 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 10:12:55,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 10:12:54" (1/3) ... [2020-10-14 10:12:55,956 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66c3339a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:12:55, skipping insertion in model container [2020-10-14 10:12:55,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:12:55" (2/3) ... [2020-10-14 10:12:55,957 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66c3339a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:12:55, skipping insertion in model container [2020-10-14 10:12:55,957 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:12:55" (3/3) ... [2020-10-14 10:12:55,959 INFO L109 eAbstractionObserver]: Analyzing ICFG token_ring.04.cil-1.c [2020-10-14 10:12:55,970 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 10:12:55,979 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 10:12:55,993 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 10:12:56,016 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 10:12:56,017 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 10:12:56,017 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 10:12:56,017 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 10:12:56,017 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 10:12:56,017 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 10:12:56,018 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 10:12:56,018 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 10:12:56,041 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states. [2020-10-14 10:12:56,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-10-14 10:12:56,054 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:12:56,055 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, 1, 1, 1, 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 10:12:56,056 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:12:56,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:12:56,063 INFO L82 PathProgramCache]: Analyzing trace with hash -2012517819, now seen corresponding path program 1 times [2020-10-14 10:12:56,072 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:12:56,073 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [127715148] [2020-10-14 10:12:56,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:12:56,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:12:56,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:56,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:56,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:56,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:57,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:57,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:57,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:57,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:57,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:58,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:58,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:58,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:58,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:58,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:58,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:59,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:12:59,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:01,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:01,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:01,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 157 [2020-10-14 10:13:01,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-14 10:13:01,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5025 [2020-10-14 10:13:01,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:01,303 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:01,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:01,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 10:13:01,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 10:13:01,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 10:13:01,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:13:01,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:01,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:01,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:01,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:13:01,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:01,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:13:01,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:01,474 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:01,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:01,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:01,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:01,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:01,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:13:01,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:01,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:01,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:01,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:13:01,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:01,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:13:01,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:01,510 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:01,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:01,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:01,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 10:13:01,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:01,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:13:01,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:01,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:01,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:01,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:13:01,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:01,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:01,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:01,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:01,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:01,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:01,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 10:13:01,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:01,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:13:01,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:01,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:01,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:01,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:13:01,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:01,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 10:13:01,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:01,550 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:01,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:01,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-14 10:13:01,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:13:01,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:01,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 10:13:01,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:01,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:01,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:01,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 10:13:01,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:01,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 10:13:01,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:01,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:01,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:01,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 10:13:01,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:01,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:01,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 10:13:01,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:01,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:01,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:01,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:01,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:01,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 10:13:01,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 10:13:01,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 322 [2020-10-14 10:13:01,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:01,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:01,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:01,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-14 10:13:01,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:01,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:01,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:13:01,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:01,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:01,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:01,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:01,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:01,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:13:01,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:01,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:01,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:01,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:01,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:01,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:01,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:13:01,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:01,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:01,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:01,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:01,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:01,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:01,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:01,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:01,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:01,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:01,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:01,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:01,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:13:01,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:01,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:01,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:01,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:01,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:01,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:13:01,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:01,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:01,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:01,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:01,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:01,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:01,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:13:01,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:01,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:01,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:01,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:01,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:01,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:13:01,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:01,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:01,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:01,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:01,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:01,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:01,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:13:01,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:01,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:02,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:02,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:02,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:02,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 10:13:02,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:02,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:02,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:02,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:02,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:02,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 10:13:02,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 10:13:02,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:02,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:02,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:02,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 10:13:02,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:02,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:13:02,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:02,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:02,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:02,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 10:13:02,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:02,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 10:13:02,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 10:13:02,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:02,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:02,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:02,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:13:02,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:02,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:13:02,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:02,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:02,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:02,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:13:02,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:02,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:02,076 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 10:13:02,078 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [127715148] [2020-10-14 10:13:02,080 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:13:02,080 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 10:13:02,081 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295483749] [2020-10-14 10:13:02,088 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 10:13:02,089 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:13:02,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 10:13:02,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-14 10:13:02,108 INFO L87 Difference]: Start difference. First operand 234 states. Second operand 8 states. [2020-10-14 10:13:04,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:13:04,738 INFO L93 Difference]: Finished difference Result 588 states and 926 transitions. [2020-10-14 10:13:04,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 10:13:04,740 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 119 [2020-10-14 10:13:04,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:13:04,782 INFO L225 Difference]: With dead ends: 588 [2020-10-14 10:13:04,783 INFO L226 Difference]: Without dead ends: 358 [2020-10-14 10:13:04,790 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2020-10-14 10:13:04,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2020-10-14 10:13:04,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 225. [2020-10-14 10:13:04,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2020-10-14 10:13:04,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 314 transitions. [2020-10-14 10:13:04,909 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 314 transitions. Word has length 119 [2020-10-14 10:13:04,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:13:04,909 INFO L479 AbstractCegarLoop]: Abstraction has 225 states and 314 transitions. [2020-10-14 10:13:04,910 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 10:13:04,910 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 314 transitions. [2020-10-14 10:13:04,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-10-14 10:13:04,914 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:13:04,914 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, 1, 1, 1, 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 10:13:04,914 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 10:13:04,915 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:13:04,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:13:04,915 INFO L82 PathProgramCache]: Analyzing trace with hash -145809145, now seen corresponding path program 1 times [2020-10-14 10:13:04,915 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:13:04,916 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1095895447] [2020-10-14 10:13:04,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:13:04,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:04,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:05,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:05,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:05,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:05,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:05,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:05,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:05,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:05,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:05,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:05,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:05,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:05,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:05,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:06,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:07,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:07,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:09,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:09,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 157 [2020-10-14 10:13:09,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 17 [2020-10-14 10:13:09,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 10:13:09,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:09,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:09,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:13:09,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-14 10:13:09,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-14 10:13:09,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:10,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:13:10,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:10,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:10,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:10,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:13:10,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:10,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:13:10,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:10,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:10,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:10,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:10,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:10,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:10,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:13:10,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:10,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:10,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:10,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:13:10,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:10,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:10,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:10,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:10,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:10,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:10,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:10,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:10,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:13:10,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:10,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:10,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:10,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:13:10,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:10,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:10,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:10,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:10,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:10,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:10,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:10,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:10,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:13:10,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:10,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:10,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:10,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:13:10,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:10,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:13:10,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:10,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:10,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:10,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:10,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:10,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:10,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 10:13:10,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:10,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:10,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:10,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 10:13:10,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:10,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 10:13:10,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:10,169 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:10,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:10,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:10,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 10:13:10,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:10,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 10:13:10,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:10,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:10,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:10,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:10,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:10,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 10:13:10,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 10:13:10,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 404 [2020-10-14 10:13:10,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:10,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:10,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:10,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:10,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-14 10:13:10,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:10,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:13:10,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:10,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:10,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:10,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:10,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:10,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:13:10,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:10,600 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:10,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:10,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:10,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:10,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:10,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:13:10,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:10,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:10,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:10,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:10,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:10,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:10,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:10,608 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:10,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:10,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:10,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:10,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:10,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:13:10,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:10,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:10,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:10,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:10,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:10,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:10,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:10,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:10,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:10,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:10,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:10,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:10,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:13:10,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:10,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:10,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:10,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:10,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:10,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:10,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:10,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:10,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:10,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:10,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:10,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:10,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:13:10,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:10,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:10,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:10,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:10,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:10,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:10,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:10,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:10,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:10,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:10,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:10,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:10,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 10:13:10,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:10,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:10,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:10,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 10:13:10,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:10,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 10:13:10,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:10,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:10,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:13:10,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-14 10:13:10,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 10:13:10,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:10,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 10:13:10,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:10,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:10,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:10,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:13:10,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:10,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:10,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:10,687 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:10,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:10,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:13:10,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:10,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:10,715 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 10:13:10,716 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1095895447] [2020-10-14 10:13:10,716 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:13:10,716 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 10:13:10,717 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697269365] [2020-10-14 10:13:10,719 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 10:13:10,719 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:13:10,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 10:13:10,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-14 10:13:10,720 INFO L87 Difference]: Start difference. First operand 225 states and 314 transitions. Second operand 9 states. [2020-10-14 10:13:15,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:13:15,777 INFO L93 Difference]: Finished difference Result 965 states and 1452 transitions. [2020-10-14 10:13:15,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-14 10:13:15,778 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 119 [2020-10-14 10:13:15,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:13:15,787 INFO L225 Difference]: With dead ends: 965 [2020-10-14 10:13:15,787 INFO L226 Difference]: Without dead ends: 764 [2020-10-14 10:13:15,791 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=156, Invalid=444, Unknown=0, NotChecked=0, Total=600 [2020-10-14 10:13:15,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 764 states. [2020-10-14 10:13:15,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 764 to 492. [2020-10-14 10:13:15,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 492 states. [2020-10-14 10:13:15,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 492 states and 693 transitions. [2020-10-14 10:13:15,881 INFO L78 Accepts]: Start accepts. Automaton has 492 states and 693 transitions. Word has length 119 [2020-10-14 10:13:15,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:13:15,882 INFO L479 AbstractCegarLoop]: Abstraction has 492 states and 693 transitions. [2020-10-14 10:13:15,882 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 10:13:15,882 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 693 transitions. [2020-10-14 10:13:15,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-10-14 10:13:15,886 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:13:15,887 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, 1, 1, 1, 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 10:13:15,887 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 10:13:15,887 INFO L427 AbstractCegarLoop]: === Iteration 3 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:13:15,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:13:15,887 INFO L82 PathProgramCache]: Analyzing trace with hash -168441399, now seen corresponding path program 1 times [2020-10-14 10:13:15,888 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:13:15,888 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1056416091] [2020-10-14 10:13:15,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:13:15,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:15,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:15,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:15,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:16,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:16,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:16,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:16,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:16,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:16,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:16,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:16,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:16,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:16,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:17,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:18,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:18,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:20,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:20,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 157 [2020-10-14 10:13:20,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-14 10:13:20,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-14 10:13:20,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:20,912 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:20,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 10:13:20,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 10:13:20,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 100 [2020-10-14 10:13:20,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:21,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:13:21,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:21,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:21,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:21,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:13:21,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:21,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 10:13:21,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:21,019 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:21,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:21,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:21,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 10:13:21,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:21,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:13:21,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:21,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:21,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:21,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:13:21,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:21,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:13:21,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:21,043 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:21,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:21,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:21,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 10:13:21,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:21,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:13:21,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:21,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:21,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:21,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:13:21,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:21,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:21,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:21,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:21,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:21,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:21,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 10:13:21,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:21,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:13:21,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:21,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:21,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:21,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:13:21,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:21,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:13:21,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:21,075 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:21,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:21,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:21,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-14 10:13:21,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:21,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 10:13:21,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:21,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:21,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:21,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 10:13:21,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:21,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:13:21,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:21,111 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:21,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:21,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:21,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-14 10:13:21,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:21,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 10:13:21,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:21,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:21,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:21,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:21,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:21,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 10:13:21,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 10:13:21,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 261 [2020-10-14 10:13:21,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:21,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:21,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:21,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-14 10:13:21,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-14 10:13:21,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:21,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:13:21,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:21,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:21,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:21,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:21,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:21,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:21,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:21,399 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:21,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:21,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:21,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:21,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:21,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:13:21,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:21,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:21,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:21,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:21,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:21,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:21,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:21,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:21,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:21,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:21,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:21,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:21,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:13:21,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:21,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:21,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:21,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:21,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:21,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:21,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:21,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:21,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:21,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:21,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:21,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:21,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:13:21,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:21,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:21,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:21,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:21,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:21,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:21,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:21,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:21,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:21,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:21,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:21,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:21,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:13:21,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:21,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:21,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:21,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:21,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:21,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:13:21,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:21,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:21,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:21,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:21,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 10:13:21,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:21,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 10:13:21,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:21,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:21,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:21,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 10:13:21,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:21,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:13:21,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:21,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:21,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:21,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 10:13:21,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:21,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:21,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 10:13:21,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:21,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:21,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:21,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:13:21,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:21,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:21,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:21,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:21,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:21,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:13:21,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:21,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:21,465 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 10:13:21,465 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1056416091] [2020-10-14 10:13:21,466 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:13:21,466 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 10:13:21,466 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605893275] [2020-10-14 10:13:21,467 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 10:13:21,467 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:13:21,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 10:13:21,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-14 10:13:21,468 INFO L87 Difference]: Start difference. First operand 492 states and 693 transitions. Second operand 8 states. [2020-10-14 10:13:25,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:13:25,891 INFO L93 Difference]: Finished difference Result 1893 states and 2858 transitions. [2020-10-14 10:13:25,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 10:13:25,892 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 119 [2020-10-14 10:13:25,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:13:25,904 INFO L225 Difference]: With dead ends: 1893 [2020-10-14 10:13:25,904 INFO L226 Difference]: Without dead ends: 1425 [2020-10-14 10:13:25,907 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-14 10:13:25,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1425 states. [2020-10-14 10:13:26,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1425 to 976. [2020-10-14 10:13:26,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 976 states. [2020-10-14 10:13:26,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1381 transitions. [2020-10-14 10:13:26,048 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1381 transitions. Word has length 119 [2020-10-14 10:13:26,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:13:26,049 INFO L479 AbstractCegarLoop]: Abstraction has 976 states and 1381 transitions. [2020-10-14 10:13:26,049 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 10:13:26,049 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1381 transitions. [2020-10-14 10:13:26,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-10-14 10:13:26,052 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:13:26,052 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, 1, 1, 1, 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 10:13:26,052 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 10:13:26,052 INFO L427 AbstractCegarLoop]: === Iteration 4 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:13:26,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:13:26,053 INFO L82 PathProgramCache]: Analyzing trace with hash 1730088906, now seen corresponding path program 1 times [2020-10-14 10:13:26,053 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:13:26,053 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [494730010] [2020-10-14 10:13:26,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:13:26,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:26,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:26,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:26,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:26,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:26,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:26,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:26,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:26,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:26,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:26,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:26,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:26,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:26,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:27,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:27,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:31,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:31,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 157 [2020-10-14 10:13:31,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-14 10:13:31,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-14 10:13:31,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:31,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:31,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 10:13:31,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 10:13:31,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-10-14 10:13:31,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 10:13:31,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:13:31,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:31,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:31,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:31,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:13:31,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:31,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:13:31,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:31,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:31,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:31,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:31,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 10:13:31,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:31,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:13:31,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:31,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:31,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:31,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:13:31,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:31,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:13:31,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:31,198 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:31,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:31,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:31,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 10:13:31,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:31,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:13:31,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:31,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:31,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:31,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:13:31,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:31,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:31,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:31,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:31,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:31,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:31,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 10:13:31,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:31,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:13:31,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:31,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:31,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:31,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:13:31,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:31,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:13:31,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:31,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:31,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:31,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:31,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-14 10:13:31,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:31,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 10:13:31,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:31,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:31,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:31,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 10:13:31,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:31,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:13:31,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:31,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:31,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:31,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:31,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-14 10:13:31,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:31,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 10:13:31,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:31,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:31,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:31,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:31,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:31,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:31,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 10:13:31,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 10:13:31,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 520 [2020-10-14 10:13:31,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:31,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:31,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:31,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 40 [2020-10-14 10:13:31,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-14 10:13:31,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:31,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:13:31,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:31,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:31,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:31,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:31,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:31,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:31,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:31,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:31,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:31,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:31,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:31,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:31,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:13:31,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:31,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:31,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:31,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:31,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:31,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:31,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:31,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:31,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:31,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:31,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:31,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:31,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:13:31,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:31,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:31,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:31,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:31,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:31,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:31,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:31,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:31,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:31,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:31,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:31,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:31,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:13:31,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:31,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:31,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:31,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:31,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:31,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:13:31,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:31,827 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:31,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:31,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:31,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 10:13:31,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:31,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:13:31,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:31,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:31,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:31,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:31,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:31,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:13:31,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:31,834 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:31,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:31,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:31,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:13:31,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:31,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 10:13:31,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:31,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:31,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:31,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 10:13:31,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:31,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 10:13:31,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:31,849 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:31,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:31,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 10:13:31,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:31,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:31,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 10:13:31,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:31,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:31,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:31,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:13:31,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:31,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:13:31,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:31,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:31,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:31,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:13:31,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:31,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:31,889 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 10:13:31,889 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [494730010] [2020-10-14 10:13:31,889 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:13:31,890 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 10:13:31,890 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782226487] [2020-10-14 10:13:31,891 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 10:13:31,891 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:13:31,891 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 10:13:31,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-14 10:13:31,892 INFO L87 Difference]: Start difference. First operand 976 states and 1381 transitions. Second operand 8 states. [2020-10-14 10:13:36,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:13:36,017 INFO L93 Difference]: Finished difference Result 3702 states and 5608 transitions. [2020-10-14 10:13:36,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 10:13:36,019 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 119 [2020-10-14 10:13:36,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:13:36,042 INFO L225 Difference]: With dead ends: 3702 [2020-10-14 10:13:36,043 INFO L226 Difference]: Without dead ends: 2750 [2020-10-14 10:13:36,049 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-14 10:13:36,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2750 states. [2020-10-14 10:13:36,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2750 to 1933. [2020-10-14 10:13:36,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1933 states. [2020-10-14 10:13:36,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1933 states to 1933 states and 2738 transitions. [2020-10-14 10:13:36,269 INFO L78 Accepts]: Start accepts. Automaton has 1933 states and 2738 transitions. Word has length 119 [2020-10-14 10:13:36,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:13:36,269 INFO L479 AbstractCegarLoop]: Abstraction has 1933 states and 2738 transitions. [2020-10-14 10:13:36,269 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 10:13:36,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1933 states and 2738 transitions. [2020-10-14 10:13:36,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-10-14 10:13:36,272 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:13:36,272 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, 1, 1, 1, 1, 1, 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 10:13:36,272 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 10:13:36,272 INFO L427 AbstractCegarLoop]: === Iteration 5 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:13:36,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:13:36,273 INFO L82 PathProgramCache]: Analyzing trace with hash 1028520681, now seen corresponding path program 1 times [2020-10-14 10:13:36,273 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:13:36,273 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [182286202] [2020-10-14 10:13:36,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:13:36,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:36,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:36,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:36,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:36,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:36,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:37,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:38,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:38,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:41,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:41,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 157 [2020-10-14 10:13:41,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-14 10:13:41,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-14 10:13:41,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:41,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:41,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-14 10:13:41,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 10:13:41,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 56 [2020-10-14 10:13:41,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:41,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:13:41,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:41,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:41,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:41,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:13:41,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:41,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 10:13:41,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:41,446 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:41,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:41,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:41,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 10:13:41,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:41,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:13:41,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:41,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:41,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:41,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:13:41,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:41,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 10:13:41,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:41,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:41,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:41,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:41,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 10:13:41,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:41,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:13:41,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:41,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:41,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:41,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:13:41,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:41,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:13:41,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:41,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:41,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:41,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:41,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 10:13:41,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:41,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:13:41,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:41,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:41,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:41,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:13:41,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:41,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 10:13:41,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:41,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:41,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:41,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:41,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-14 10:13:41,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:41,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 10:13:41,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:41,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:41,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:41,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 10:13:41,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:41,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 10:13:41,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:41,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:41,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:41,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:41,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-14 10:13:41,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:41,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 10:13:41,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:41,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:41,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:41,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:41,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:42,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:44,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:44,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 10:13:44,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 10:13:44,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2879 [2020-10-14 10:13:44,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:44,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:44,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:44,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:13:44,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-14 10:13:44,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:44,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:13:44,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:44,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:44,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:44,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:44,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:44,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:13:44,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:44,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:44,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:44,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:44,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 10:13:44,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:44,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:13:44,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:44,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:44,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:44,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:44,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:44,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:44,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:44,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:44,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:44,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:44,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:13:44,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:44,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:13:44,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:44,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:44,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:44,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:44,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:44,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:44,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:44,534 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:44,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:44,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:44,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:13:44,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:44,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:13:44,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:44,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:44,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:44,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:44,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:44,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:13:44,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:44,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:44,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:44,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:44,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:13:44,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:44,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:13:44,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:44,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:44,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:44,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:44,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:44,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:44,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:44,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:44,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:13:44,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:44,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:13:44,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:44,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 10:13:44,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:44,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:44,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:44,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 10:13:44,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:44,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:13:44,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:44,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:44,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:44,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 10:13:44,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:44,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:44,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 10:13:44,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:44,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:44,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:44,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:13:44,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:44,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:44,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:44,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:44,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:44,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:13:44,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:44,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:44,580 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 10:13:44,580 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [182286202] [2020-10-14 10:13:44,581 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:13:44,581 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 10:13:44,581 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117487499] [2020-10-14 10:13:44,582 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 10:13:44,582 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:13:44,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 10:13:44,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-14 10:13:44,582 INFO L87 Difference]: Start difference. First operand 1933 states and 2738 transitions. Second operand 8 states. [2020-10-14 10:13:48,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:13:48,968 INFO L93 Difference]: Finished difference Result 7256 states and 10961 transitions. [2020-10-14 10:13:48,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 10:13:48,969 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 119 [2020-10-14 10:13:48,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:13:49,001 INFO L225 Difference]: With dead ends: 7256 [2020-10-14 10:13:49,001 INFO L226 Difference]: Without dead ends: 5347 [2020-10-14 10:13:49,012 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-14 10:13:49,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5347 states. [2020-10-14 10:13:49,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5347 to 4017. [2020-10-14 10:13:49,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4017 states. [2020-10-14 10:13:49,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4017 states to 4017 states and 5756 transitions. [2020-10-14 10:13:49,525 INFO L78 Accepts]: Start accepts. Automaton has 4017 states and 5756 transitions. Word has length 119 [2020-10-14 10:13:49,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:13:49,525 INFO L479 AbstractCegarLoop]: Abstraction has 4017 states and 5756 transitions. [2020-10-14 10:13:49,525 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 10:13:49,525 INFO L276 IsEmpty]: Start isEmpty. Operand 4017 states and 5756 transitions. [2020-10-14 10:13:49,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-10-14 10:13:49,533 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:13:49,534 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, 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] [2020-10-14 10:13:49,534 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 10:13:49,534 INFO L427 AbstractCegarLoop]: === Iteration 6 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:13:49,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:13:49,535 INFO L82 PathProgramCache]: Analyzing trace with hash 812016721, now seen corresponding path program 1 times [2020-10-14 10:13:49,535 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:13:49,535 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [120128010] [2020-10-14 10:13:49,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:13:49,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:49,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:49,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:49,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:49,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:49,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:49,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:50,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:51,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:54,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:54,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 249 [2020-10-14 10:13:54,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-14 10:13:54,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-14 10:13:54,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:54,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:54,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:13:54,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 83 [2020-10-14 10:13:54,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:13:54,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:54,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:13:54,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:54,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:54,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:54,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:13:54,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:54,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:13:54,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:54,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:54,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:54,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:54,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:54,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:54,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:13:54,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:54,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:54,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:54,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:13:54,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:54,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:54,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:54,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:54,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:54,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:54,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:54,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:54,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:13:54,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:54,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:54,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:54,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:13:54,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:54,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:13:54,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:54,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:54,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:54,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:54,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:54,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:54,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:13:54,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:54,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:54,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:54,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:13:54,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:54,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:13:54,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:54,702 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:54,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:54,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:54,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:54,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:54,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 10:13:54,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:54,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:54,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:54,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 10:13:54,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:54,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:13:54,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:54,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:54,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:54,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:54,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:54,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:54,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 10:13:54,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:54,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:54,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:54,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:54,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:56,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:59,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:59,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 10:13:59,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 10:13:59,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-14 10:13:59,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:59,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:59,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:13:59,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-14 10:13:59,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:13:59,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:59,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:13:59,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:59,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:59,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:59,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:59,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:59,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:59,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:59,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:59,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:59,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:59,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:59,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:13:59,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:13:59,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:59,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:59,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:59,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:59,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:59,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 10:13:59,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:59,808 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:59,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:13:59,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:13:59,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:13:59,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:59,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:13:59,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:59,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:59,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:59,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:59,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:59,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:59,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:59,847 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:59,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:59,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:13:59,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:59,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:59,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:13:59,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:59,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:59,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:59,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:59,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:59,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:59,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:59,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:59,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:59,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:13:59,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:59,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:59,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:13:59,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:59,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:59,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:59,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:13:59,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:59,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:13:59,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:59,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:59,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:59,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:13:59,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:59,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:59,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 10:13:59,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:59,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:59,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:59,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 10:13:59,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:59,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 10:13:59,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:59,873 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:59,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:59,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 10:13:59,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:59,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:59,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 10:13:59,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:59,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:59,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:13:59,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:13:59,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:13:59,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:13:59,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:13:59,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:13:59,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:13:59,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:13:59,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:13:59,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:13:59,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 10:13:59,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:13:59,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:59,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:59,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:13:59,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:00,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:04,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:04,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-14 10:14:04,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 10:14:04,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-14 10:14:04,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:04,924 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:04,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:14:04,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-14 10:14:04,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:14:04,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:04,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:14:04,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:04,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:04,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:04,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:04,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:05,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:09,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:09,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-14 10:14:09,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 10:14:09,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-14 10:14:09,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:09,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:09,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:14:09,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 10:14:09,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:14:09,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:09,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:14:09,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:09,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:09,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:09,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:09,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:10,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:14,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:14,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 10:14:14,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 10:14:14,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-14 10:14:14,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:14,948 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:14,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:14:14,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-14 10:14:14,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:14:14,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:14,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:14:15,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:15,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:15,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:15,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:15,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:15,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:15,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:15,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:15,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:15,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:15,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:15,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:15,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:14:15,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:15,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:15,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:15,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:15,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:15,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:15,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:15,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:15,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:15,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:15,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:15,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:14:15,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:14:15,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:15,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:15,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:15,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:15,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:15,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:15,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:15,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:15,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:15,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:15,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:15,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:14:15,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:14:15,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:15,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:15,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:15,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:15,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:15,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:15,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:15,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:15,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:15,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:15,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:15,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:15,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:14:15,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:15,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:15,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:15,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:15,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:15,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:14:15,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:15,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:15,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:14:15,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:15,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:14:15,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:15,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-14 10:14:15,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:15,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:15,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:15,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:14:15,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:15,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:15,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:15,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:15,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:15,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:14:15,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:15,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:15,117 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 4 proven. 14 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2020-10-14 10:14:15,118 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [120128010] [2020-10-14 10:14:15,119 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 10:14:15,120 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-14 10:14:15,120 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449735289] [2020-10-14 10:14:15,121 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-14 10:14:15,121 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:14:15,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-14 10:14:15,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2020-10-14 10:14:15,122 INFO L87 Difference]: Start difference. First operand 4017 states and 5756 transitions. Second operand 15 states. [2020-10-14 10:14:20,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:14:20,649 INFO L93 Difference]: Finished difference Result 10192 states and 15496 transitions. [2020-10-14 10:14:20,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-14 10:14:20,649 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 193 [2020-10-14 10:14:20,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:14:20,689 INFO L225 Difference]: With dead ends: 10192 [2020-10-14 10:14:20,690 INFO L226 Difference]: Without dead ends: 6199 [2020-10-14 10:14:20,709 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=209, Invalid=847, Unknown=0, NotChecked=0, Total=1056 [2020-10-14 10:14:20,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6199 states. [2020-10-14 10:14:21,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6199 to 4197. [2020-10-14 10:14:21,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4197 states. [2020-10-14 10:14:21,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4197 states to 4197 states and 5924 transitions. [2020-10-14 10:14:21,196 INFO L78 Accepts]: Start accepts. Automaton has 4197 states and 5924 transitions. Word has length 193 [2020-10-14 10:14:21,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:14:21,196 INFO L479 AbstractCegarLoop]: Abstraction has 4197 states and 5924 transitions. [2020-10-14 10:14:21,196 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-14 10:14:21,197 INFO L276 IsEmpty]: Start isEmpty. Operand 4197 states and 5924 transitions. [2020-10-14 10:14:21,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-10-14 10:14:21,204 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:14:21,204 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, 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 10:14:21,204 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 10:14:21,205 INFO L427 AbstractCegarLoop]: === Iteration 7 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:14:21,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:14:21,205 INFO L82 PathProgramCache]: Analyzing trace with hash 890215348, now seen corresponding path program 1 times [2020-10-14 10:14:21,205 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:14:21,205 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1526742264] [2020-10-14 10:14:21,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:14:21,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:21,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:21,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:21,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:21,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:21,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:21,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:26,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:26,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 249 [2020-10-14 10:14:26,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 10:14:26,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-14 10:14:26,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:26,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:26,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:14:26,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 71 [2020-10-14 10:14:26,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 105 [2020-10-14 10:14:26,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:14:26,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:14:26,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:26,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:26,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:26,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:14:26,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:26,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:14:26,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:26,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:26,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:26,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:26,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:26,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:14:26,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:14:26,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:26,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:26,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:26,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:14:26,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:26,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:26,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:26,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:26,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:26,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:26,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:26,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:14:26,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:14:26,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:26,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:26,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:26,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:14:26,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:26,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:26,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:26,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:26,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:26,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:26,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:26,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:14:26,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:14:26,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:26,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:26,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:26,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:14:26,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:26,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:14:26,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:26,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:26,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:26,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:26,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:26,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:14:26,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 10:14:26,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:26,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:26,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:26,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 10:14:26,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:26,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 10:14:26,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:26,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:26,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:26,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:26,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:26,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:14:26,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 10:14:26,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:26,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:26,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:26,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:26,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:27,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:27,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 10:14:27,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 10:14:27,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 844 [2020-10-14 10:14:27,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:27,335 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:27,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:27,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:27,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-14 10:14:27,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:27,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:14:27,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:27,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:27,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:27,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:27,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:27,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:27,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:27,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:27,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:27,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:27,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:27,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:27,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:14:27,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:27,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:27,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:27,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:27,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:27,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:27,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:27,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:27,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:27,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:27,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 10:14:27,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:27,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:14:27,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:27,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:27,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:27,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:27,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:27,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:27,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:27,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:27,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:27,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:27,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:14:27,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:27,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:14:27,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:27,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:27,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:27,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:27,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:27,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:27,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:27,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:27,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:27,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:27,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:14:27,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:27,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:14:27,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:27,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:27,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:27,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:27,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:27,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:27,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:27,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:27,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:27,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:27,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:14:27,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:27,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 10:14:27,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:27,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:27,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:27,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 10:14:27,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:27,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 10:14:27,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:27,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:27,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:27,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:27,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-14 10:14:27,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:27,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 10:14:27,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:27,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:27,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:27,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:14:27,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:27,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:27,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:27,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:27,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:27,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:27,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:14:27,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:27,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 10:14:27,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:27,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:27,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:27,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:27,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:28,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:28,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-14 10:14:28,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 10:14:28,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 703 [2020-10-14 10:14:28,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:28,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:28,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:28,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-14 10:14:28,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-14 10:14:28,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:28,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:14:28,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:28,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:28,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:28,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:28,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:29,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:29,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-14 10:14:29,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 10:14:29,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1063 [2020-10-14 10:14:29,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:29,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:29,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:29,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:29,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-14 10:14:29,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:29,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:14:29,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:29,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:29,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:29,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:29,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:29,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:29,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 10:14:29,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 10:14:29,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 737 [2020-10-14 10:14:29,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:29,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:29,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:29,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:29,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-14 10:14:29,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:29,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:14:29,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:29,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:29,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:29,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:29,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:29,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:29,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:29,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:29,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:29,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:29,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:29,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:29,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:14:29,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:29,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:29,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:29,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:29,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:29,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:29,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:29,960 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:29,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:29,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:29,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 10:14:29,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:29,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:14:29,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:29,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:29,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:29,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:29,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:29,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:29,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:29,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:29,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:29,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:29,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:14:29,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:29,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:14:29,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:29,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:29,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:29,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:29,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:29,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:29,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:29,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:29,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:29,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:29,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:14:29,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:29,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:14:29,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:29,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:29,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:29,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:29,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:29,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:29,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:29,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:29,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:14:29,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:29,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:14:29,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:29,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-14 10:14:29,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:29,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:29,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:29,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:14:29,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:29,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:29,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:29,983 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:29,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:29,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:14:29,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:29,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:30,011 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 8 proven. 16 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-14 10:14:30,011 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1526742264] [2020-10-14 10:14:30,012 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 10:14:30,012 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-14 10:14:30,012 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884303672] [2020-10-14 10:14:30,012 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 10:14:30,013 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:14:30,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 10:14:30,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-14 10:14:30,013 INFO L87 Difference]: Start difference. First operand 4197 states and 5924 transitions. Second operand 9 states. [2020-10-14 10:14:36,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:14:36,159 INFO L93 Difference]: Finished difference Result 15455 states and 23749 transitions. [2020-10-14 10:14:36,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-14 10:14:36,161 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 193 [2020-10-14 10:14:36,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:14:36,228 INFO L225 Difference]: With dead ends: 15455 [2020-10-14 10:14:36,228 INFO L226 Difference]: Without dead ends: 11282 [2020-10-14 10:14:36,262 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2020-10-14 10:14:36,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11282 states. [2020-10-14 10:14:37,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11282 to 8165. [2020-10-14 10:14:37,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8165 states. [2020-10-14 10:14:37,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8165 states to 8165 states and 11544 transitions. [2020-10-14 10:14:37,606 INFO L78 Accepts]: Start accepts. Automaton has 8165 states and 11544 transitions. Word has length 193 [2020-10-14 10:14:37,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:14:37,607 INFO L479 AbstractCegarLoop]: Abstraction has 8165 states and 11544 transitions. [2020-10-14 10:14:37,607 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 10:14:37,607 INFO L276 IsEmpty]: Start isEmpty. Operand 8165 states and 11544 transitions. [2020-10-14 10:14:37,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-10-14 10:14:37,615 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:14:37,616 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, 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] [2020-10-14 10:14:37,616 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 10:14:37,616 INFO L427 AbstractCegarLoop]: === Iteration 8 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:14:37,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:14:37,617 INFO L82 PathProgramCache]: Analyzing trace with hash -1544351279, now seen corresponding path program 1 times [2020-10-14 10:14:37,617 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:14:37,617 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [812597782] [2020-10-14 10:14:37,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:14:37,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:37,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:37,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:37,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:37,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:37,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:38,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:42,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:42,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 249 [2020-10-14 10:14:42,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 10:14:42,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-14 10:14:42,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:42,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:42,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:14:42,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 187 [2020-10-14 10:14:42,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:14:42,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:14:42,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:14:42,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:42,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:42,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:42,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:14:42,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:42,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:14:42,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:42,715 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:42,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:42,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:42,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:42,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:42,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:14:42,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:42,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:42,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:42,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:14:42,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:42,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:42,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:42,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:42,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:42,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:42,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:42,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:42,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:14:42,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:42,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:42,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:42,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:14:42,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:42,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:42,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:42,733 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:42,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:42,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:42,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:42,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:42,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:14:42,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:42,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:42,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:42,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:14:42,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:42,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:42,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:42,749 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:42,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:42,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:42,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:42,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:42,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 10:14:42,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:42,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:42,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:42,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 10:14:42,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:42,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:14:42,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:42,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:42,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:42,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:42,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:42,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:42,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 10:14:42,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:42,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:42,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:42,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:42,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:43,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:43,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 10:14:43,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 10:14:43,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 387 [2020-10-14 10:14:43,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:43,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:43,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:43,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:43,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:43,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:43,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:14:43,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:43,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:43,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:43,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:43,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:43,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:43,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:43,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:43,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:43,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:43,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:43,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:43,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:14:43,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:43,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:43,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:43,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:43,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:43,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:43,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:43,177 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:43,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:43,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:43,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:43,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:43,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:14:43,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:43,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:43,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:43,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:43,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:43,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:43,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:43,180 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:43,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:43,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:43,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:43,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:43,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:14:43,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:43,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:43,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:43,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:43,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:43,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:43,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:43,183 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:43,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:43,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:43,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:43,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:43,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:14:43,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:43,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:43,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:43,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:43,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:43,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:43,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:43,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:43,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:43,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:43,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:43,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:43,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 10:14:43,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:43,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:43,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:43,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 10:14:43,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:43,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:14:43,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:43,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:43,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:43,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:43,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:43,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:43,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 10:14:43,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:43,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:43,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:43,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:14:43,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:43,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:43,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:43,198 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:43,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:43,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:43,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:43,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:43,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 10:14:43,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:43,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:43,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:43,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:43,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:43,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-14 10:14:43,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 10:14:43,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 415 [2020-10-14 10:14:43,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:43,643 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:43,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:14:43,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 39 [2020-10-14 10:14:43,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:14:43,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:43,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:14:43,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:43,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:43,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:43,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:43,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:43,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-14 10:14:43,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 10:14:43,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 323 [2020-10-14 10:14:43,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:43,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:43,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:14:43,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 44 [2020-10-14 10:14:43,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:14:43,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:43,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:14:43,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:43,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:43,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:43,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:44,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:44,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 10:14:44,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 10:14:44,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 277 [2020-10-14 10:14:44,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:44,264 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:44,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:14:44,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-14 10:14:44,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:14:44,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:44,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:14:44,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:44,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:44,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:44,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:44,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:44,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:44,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:44,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:44,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:44,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:44,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:44,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:44,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:14:44,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:44,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:44,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:44,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:44,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:44,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:44,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:44,302 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:44,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:44,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:44,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:44,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:44,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:14:44,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:44,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:44,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:44,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:44,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:44,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:44,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:44,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:44,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:44,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:44,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:44,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:44,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:14:44,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:44,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:44,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:44,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:44,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:44,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:14:44,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:44,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:44,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:14:44,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:44,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:14:44,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:44,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:14:44,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:44,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:44,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:44,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:44,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:44,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:44,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:44,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:44,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:44,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:14:44,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:44,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:44,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-14 10:14:44,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:44,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:44,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:44,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:14:44,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:44,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:44,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:44,346 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:44,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:44,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:14:44,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:44,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:44,367 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2020-10-14 10:14:44,368 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [812597782] [2020-10-14 10:14:44,368 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:14:44,368 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-14 10:14:44,368 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855632460] [2020-10-14 10:14:44,369 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 10:14:44,369 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:14:44,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 10:14:44,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-10-14 10:14:44,369 INFO L87 Difference]: Start difference. First operand 8165 states and 11544 transitions. Second operand 11 states. [2020-10-14 10:14:48,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:14:48,204 INFO L93 Difference]: Finished difference Result 19732 states and 29583 transitions. [2020-10-14 10:14:48,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-14 10:14:48,205 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 193 [2020-10-14 10:14:48,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:14:48,260 INFO L225 Difference]: With dead ends: 19732 [2020-10-14 10:14:48,260 INFO L226 Difference]: Without dead ends: 11591 [2020-10-14 10:14:48,306 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=111, Invalid=309, Unknown=0, NotChecked=0, Total=420 [2020-10-14 10:14:48,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11591 states. [2020-10-14 10:14:48,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11591 to 8285. [2020-10-14 10:14:48,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8285 states. [2020-10-14 10:14:49,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8285 states to 8285 states and 11640 transitions. [2020-10-14 10:14:49,010 INFO L78 Accepts]: Start accepts. Automaton has 8285 states and 11640 transitions. Word has length 193 [2020-10-14 10:14:49,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:14:49,010 INFO L479 AbstractCegarLoop]: Abstraction has 8285 states and 11640 transitions. [2020-10-14 10:14:49,011 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 10:14:49,011 INFO L276 IsEmpty]: Start isEmpty. Operand 8285 states and 11640 transitions. [2020-10-14 10:14:49,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-10-14 10:14:49,019 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:14:49,019 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, 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] [2020-10-14 10:14:49,019 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 10:14:49,020 INFO L427 AbstractCegarLoop]: === Iteration 9 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:14:49,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:14:49,020 INFO L82 PathProgramCache]: Analyzing trace with hash 628621517, now seen corresponding path program 1 times [2020-10-14 10:14:49,020 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:14:49,020 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1246196483] [2020-10-14 10:14:49,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:14:49,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:49,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:49,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:54,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:54,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 249 [2020-10-14 10:14:54,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 10:14:54,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-14 10:14:54,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:54,040 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:54,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:14:54,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 83 [2020-10-14 10:14:54,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:14:54,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:54,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:14:54,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:54,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:54,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:54,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:14:54,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:54,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:14:54,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:54,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:54,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:54,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:54,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:54,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:54,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:14:54,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:54,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:54,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:54,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:14:54,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:54,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:54,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:54,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:54,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:54,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:54,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:54,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:54,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:14:54,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:54,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:54,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:54,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:14:54,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:54,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:54,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:54,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:54,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:54,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:54,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:54,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:54,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:14:54,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:54,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:54,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:54,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:14:54,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:54,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:14:54,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:54,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:54,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:54,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:54,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:54,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:54,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 10:14:54,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:54,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:54,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:54,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 10:14:54,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:54,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:14:54,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:54,178 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:54,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:54,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:54,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:54,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:54,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 10:14:54,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:54,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:54,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:54,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:54,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 10:14:54,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:14:54,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-14 10:14:54,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:54,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:54,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:14:54,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:14:54,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:14:54,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:54,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:14:54,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:54,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:54,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:54,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:54,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:54,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:14:54,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:54,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:54,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:14:54,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:54,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:14:54,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:54,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:14:54,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:54,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:54,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:54,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:54,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:54,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:54,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:54,295 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:54,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:54,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:14:54,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:54,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:54,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:14:54,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:54,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:54,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:54,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:54,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:54,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:54,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:54,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:54,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:54,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:14:54,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:54,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:54,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:14:54,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:54,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:54,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:54,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:54,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:54,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:14:54,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:54,302 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:54,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:54,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:14:54,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:54,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:54,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:14:54,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:54,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:54,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:54,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:54,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:54,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:54,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:54,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:54,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:54,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:14:54,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:54,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:54,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 10:14:54,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:54,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:54,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:54,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 10:14:54,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:54,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:14:54,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:54,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:54,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:54,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 10:14:54,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:54,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:54,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 10:14:54,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:54,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:54,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:54,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:14:54,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:54,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:54,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:54,316 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:54,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:54,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:14:54,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:54,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:54,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 10:14:54,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:54,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:54,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:54,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:54,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:54,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-14 10:14:54,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 10:14:54,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-14 10:14:54,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:54,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:54,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:54,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-14 10:14:54,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:54,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:54,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:14:54,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:54,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:54,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:54,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:54,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:54,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-14 10:14:54,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 10:14:54,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-14 10:14:54,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:54,534 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:54,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:54,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:54,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:54,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:54,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:14:54,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:54,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:54,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:54,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:54,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:54,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 10:14:54,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 10:14:54,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-14 10:14:54,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:54,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:54,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:54,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:54,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:54,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:54,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:14:54,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:54,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:54,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:54,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:54,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:54,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:54,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:54,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:54,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:54,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:54,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:54,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:54,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:14:54,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:54,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:54,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:54,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:54,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:54,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:54,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:54,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:54,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:54,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:54,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:54,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:54,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:14:54,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:54,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:54,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:54,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:54,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:54,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:54,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:54,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:54,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:54,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:54,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:54,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:54,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:14:54,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:54,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:54,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:54,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:54,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:54,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:54,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:54,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:54,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:54,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:54,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:54,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:54,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:14:54,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:54,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:54,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:54,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:14:54,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:54,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:54,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:54,632 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:54,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:54,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:14:54,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:54,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:54,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-14 10:14:54,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:54,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:54,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:14:54,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:14:54,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:14:54,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:14:54,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:14:54,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:14:54,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:14:54,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:14:54,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:14:54,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:14:54,662 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 1 proven. 19 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2020-10-14 10:14:54,662 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1246196483] [2020-10-14 10:14:54,663 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 10:14:54,663 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-14 10:14:54,663 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313596970] [2020-10-14 10:14:54,664 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 10:14:54,664 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:14:54,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 10:14:54,664 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-10-14 10:14:54,664 INFO L87 Difference]: Start difference. First operand 8285 states and 11640 transitions. Second operand 11 states. [2020-10-14 10:14:58,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:14:58,283 INFO L93 Difference]: Finished difference Result 19972 states and 29723 transitions. [2020-10-14 10:14:58,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 10:14:58,284 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 193 [2020-10-14 10:14:58,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:14:58,333 INFO L225 Difference]: With dead ends: 19972 [2020-10-14 10:14:58,334 INFO L226 Difference]: Without dead ends: 11711 [2020-10-14 10:14:58,362 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=104, Invalid=276, Unknown=0, NotChecked=0, Total=380 [2020-10-14 10:14:58,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11711 states. [2020-10-14 10:14:59,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11711 to 8405. [2020-10-14 10:14:59,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8405 states. [2020-10-14 10:14:59,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8405 states to 8405 states and 11736 transitions. [2020-10-14 10:14:59,031 INFO L78 Accepts]: Start accepts. Automaton has 8405 states and 11736 transitions. Word has length 193 [2020-10-14 10:14:59,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:14:59,032 INFO L479 AbstractCegarLoop]: Abstraction has 8405 states and 11736 transitions. [2020-10-14 10:14:59,032 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 10:14:59,032 INFO L276 IsEmpty]: Start isEmpty. Operand 8405 states and 11736 transitions. [2020-10-14 10:14:59,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-10-14 10:14:59,039 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:14:59,039 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, 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] [2020-10-14 10:14:59,039 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-14 10:14:59,039 INFO L427 AbstractCegarLoop]: === Iteration 10 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:14:59,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:14:59,040 INFO L82 PathProgramCache]: Analyzing trace with hash 873567313, now seen corresponding path program 1 times [2020-10-14 10:14:59,040 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:14:59,040 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1435105842] [2020-10-14 10:14:59,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:14:59,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:14:59,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:59,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:59,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:59,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:59,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:59,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:59,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:59,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:59,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:59,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:59,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:59,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:14:59,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:00,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:01,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:04,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:04,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 249 [2020-10-14 10:15:04,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-14 10:15:04,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-14 10:15:04,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:04,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:04,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:04,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 192 [2020-10-14 10:15:04,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-14 10:15:04,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:04,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:15:04,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:04,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:04,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:04,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:15:04,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:04,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:04,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:04,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:04,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:04,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:04,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:04,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:04,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:15:04,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:04,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:04,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:04,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:15:04,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:04,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:04,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:04,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:04,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:04,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:04,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:04,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:04,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:15:04,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:04,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:04,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:04,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:15:04,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:04,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:04,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:04,159 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:04,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:04,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:04,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:04,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:04,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:15:04,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:04,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:04,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:04,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:15:04,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:04,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:04,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:04,175 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:04,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:04,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:04,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:04,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:04,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 10:15:04,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:04,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:04,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:04,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 10:15:04,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:04,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:04,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:04,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:04,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:04,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:04,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:04,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:04,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 10:15:04,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:04,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:04,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:04,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:04,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 10:15:04,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:15:04,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 10:15:04,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:04,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:04,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:04,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:04,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:04,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:04,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:15:04,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:04,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:04,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:04,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:04,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:04,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:04,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:04,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:04,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:04,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:04,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:04,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:04,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:15:04,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:04,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:04,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:04,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:04,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:04,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:04,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:04,233 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:04,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:04,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:04,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:04,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:04,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:15:04,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:04,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:04,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:04,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:04,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:04,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:04,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:04,236 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:04,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:04,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:04,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:04,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:04,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:15:04,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:04,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:04,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:04,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:04,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:04,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:04,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:04,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:04,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:04,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:04,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:04,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:04,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:15:04,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:04,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:04,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:04,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:04,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:04,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:04,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:04,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:04,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:04,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:04,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:04,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:04,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 10:15:04,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:04,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:04,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:04,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 10:15:04,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:04,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:04,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:04,248 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:04,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:04,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:04,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:04,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:04,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 10:15:04,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:04,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:04,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:04,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:15:04,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:04,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:04,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:04,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:04,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:04,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:04,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:04,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:04,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 10:15:04,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:04,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:04,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:04,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:04,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-14 10:15:04,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:15:04,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-14 10:15:04,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:04,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:04,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:04,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:04,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-14 10:15:04,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:04,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:15:04,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:04,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:04,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:04,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:04,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-14 10:15:04,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:15:04,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-14 10:15:04,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:04,343 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:04,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:04,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:04,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-14 10:15:04,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:04,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:15:04,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:04,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:04,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:04,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:04,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 10:15:04,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:15:04,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 10:15:04,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:04,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:04,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:04,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:04,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-14 10:15:04,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:04,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:15:04,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:04,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:04,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:04,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:04,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:04,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:04,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:04,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:04,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:04,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:04,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:04,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:04,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:15:04,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:04,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:04,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:04,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:04,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:04,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:04,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:04,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:04,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:04,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:04,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:04,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:04,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:15:04,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:04,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:04,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:04,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:04,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:04,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:04,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:04,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:04,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:04,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:04,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:04,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:04,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:15:04,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:04,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:04,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:04,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:04,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:04,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:04,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:04,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:04,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:04,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:04,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:15:04,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:04,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:15:04,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:04,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:04,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:04,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:04,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:04,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:04,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:04,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:04,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:04,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:04,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:15:04,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:04,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-14 10:15:04,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:04,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:04,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:04,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:15:04,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:04,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:04,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:04,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:04,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:04,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:15:04,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:04,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:04,420 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-10-14 10:15:04,421 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1435105842] [2020-10-14 10:15:04,421 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:15:04,421 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 10:15:04,421 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092629647] [2020-10-14 10:15:04,421 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 10:15:04,422 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:15:04,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 10:15:04,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-14 10:15:04,422 INFO L87 Difference]: Start difference. First operand 8405 states and 11736 transitions. Second operand 8 states. [2020-10-14 10:15:09,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:15:09,017 INFO L93 Difference]: Finished difference Result 30504 states and 46632 transitions. [2020-10-14 10:15:09,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-14 10:15:09,018 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 193 [2020-10-14 10:15:09,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:15:09,116 INFO L225 Difference]: With dead ends: 30504 [2020-10-14 10:15:09,116 INFO L226 Difference]: Without dead ends: 22125 [2020-10-14 10:15:09,146 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=85, Invalid=187, Unknown=0, NotChecked=0, Total=272 [2020-10-14 10:15:09,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22125 states. [2020-10-14 10:15:10,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22125 to 17058. [2020-10-14 10:15:10,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17058 states. [2020-10-14 10:15:10,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17058 states to 17058 states and 24759 transitions. [2020-10-14 10:15:10,466 INFO L78 Accepts]: Start accepts. Automaton has 17058 states and 24759 transitions. Word has length 193 [2020-10-14 10:15:10,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:15:10,466 INFO L479 AbstractCegarLoop]: Abstraction has 17058 states and 24759 transitions. [2020-10-14 10:15:10,466 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 10:15:10,466 INFO L276 IsEmpty]: Start isEmpty. Operand 17058 states and 24759 transitions. [2020-10-14 10:15:10,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2020-10-14 10:15:10,480 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:15:10,480 INFO L422 BasicCegarLoop]: trace histogram [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, 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, 1] [2020-10-14 10:15:10,481 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-14 10:15:10,481 INFO L427 AbstractCegarLoop]: === Iteration 11 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:15:10,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:15:10,481 INFO L82 PathProgramCache]: Analyzing trace with hash -212107467, now seen corresponding path program 1 times [2020-10-14 10:15:10,481 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:15:10,482 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1510553481] [2020-10-14 10:15:10,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:15:10,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:10,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:10,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:10,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:10,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:10,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:10,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:10,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:10,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:10,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:15,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:15,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 274 [2020-10-14 10:15:15,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-14 10:15:15,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-14 10:15:15,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:15,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:15,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:15,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 139 [2020-10-14 10:15:15,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:15:15,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:15,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:15:15,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:15,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:15,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:15,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:15:15,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:15,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:15:15,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:15,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:15,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:15,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:15,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:15,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:15,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:15:15,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:15,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:15,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:15,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:15:15,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:15,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:15,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:15,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:15,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:15,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:15,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:15,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:15,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:15:15,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:15,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:15,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:15,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:15:15,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:15,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:15,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:15,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:15,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:15,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:15,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:15,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:15,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:15:15,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:15,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:15,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:15,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:15:15,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:15,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:15,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:15,625 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:15,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:15,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:15,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:15,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:15,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 10:15:15,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:15,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:15,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:15,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 10:15:15,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:15,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:15,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:15,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:15,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:15,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:15,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:15,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:15,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 10:15:15,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:15,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:15,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:15,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:15,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 10:15:15,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:15:15,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 10:15:15,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:15,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:15,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:15,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:15,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:15,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:15,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:15:15,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:15,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:15,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:15,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:15,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:15,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:15,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:15,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:15,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:15,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:15,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:15,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:15:15,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:15:15,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:15,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:15,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:15,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:15,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:15,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:15,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:15,684 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:15,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:15,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:15,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:15,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:15,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:15:15,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:15,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:15,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:15,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:15,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:15,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:15,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:15,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:15,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:15,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:15,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:15,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:15,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:15:15,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:15,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:15,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:15,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:15,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:15,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:15,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:15,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:15,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:15,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:15,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:15,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:15,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:15:15,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:15,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:15,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:15,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:15,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:15,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:15,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:15,692 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:15,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:15,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:15,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:15,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:15,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 10:15:15,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:15,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:15,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:15,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 10:15:15,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:15,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:15,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:15,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:15,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:15,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:15,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:15,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:15,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 10:15:15,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:15,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:15,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:15,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:15:15,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:15,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:15,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:15,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:15,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:15,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:15,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 10:15:15,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:15,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-14 10:15:15,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:15,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:15,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:15,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:15:15,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:15,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:15,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:15,726 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:15,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:15,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:15:15,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:15,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:15,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-14 10:15:15,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:15,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:15,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:15,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:15:15,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:15,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:15,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:15,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:15,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:15,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:15:15,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:15,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:15,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-14 10:15:15,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:15,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:15,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:15,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-14 10:15:15,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:15,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 10:15:15,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:15,768 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:15,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:15,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-14 10:15:15,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:15,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:15,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:15:15,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:15,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:15,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:15,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-14 10:15:15,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:15,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:15:15,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:15,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:15,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:15,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:15,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:15,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:15,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:15:15,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:15,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:15,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:15,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 10:15:15,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:15,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:15:15,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:15,790 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:15,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:15,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:15,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:15,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:15:15,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:15:15,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:15,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:15,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:15,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:15,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:15,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:15,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:15,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:15,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:15,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:15,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:15,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:15:15,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:15:15,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:15,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:15,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:15,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:15,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:15,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:15,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:15,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:15,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:15,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:15,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:15,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:15:15,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:15:15,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:15,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:15,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:15,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:15,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:15,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:15,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:15,806 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:15,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:15,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:15,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:15,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:15:15,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:15:15,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:15,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:15,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:15,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:15,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:15,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:15,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:15,811 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:15,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:15,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:15,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:15,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:15,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:15:15,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:15,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:15,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:15,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:15,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:15,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:15,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:15,816 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:15,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:15,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:15,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:15,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:15:15,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2020-10-14 10:15:15,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:15,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:15,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:15,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:15:15,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:15,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:15,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:15,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:15,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:15,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:15:15,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:15,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:15,866 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2020-10-14 10:15:15,866 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1510553481] [2020-10-14 10:15:15,866 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 10:15:15,867 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-14 10:15:15,867 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419253931] [2020-10-14 10:15:15,867 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 10:15:15,868 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:15:15,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 10:15:15,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-14 10:15:15,868 INFO L87 Difference]: Start difference. First operand 17058 states and 24759 transitions. Second operand 9 states. [2020-10-14 10:15:22,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:15:22,667 INFO L93 Difference]: Finished difference Result 63953 states and 102646 transitions. [2020-10-14 10:15:22,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-14 10:15:22,673 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 214 [2020-10-14 10:15:22,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:15:22,888 INFO L225 Difference]: With dead ends: 63953 [2020-10-14 10:15:22,888 INFO L226 Difference]: Without dead ends: 46930 [2020-10-14 10:15:22,977 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=137, Invalid=325, Unknown=0, NotChecked=0, Total=462 [2020-10-14 10:15:23,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46930 states. [2020-10-14 10:15:27,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46930 to 33698. [2020-10-14 10:15:27,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33698 states. [2020-10-14 10:15:27,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33698 states to 33698 states and 50557 transitions. [2020-10-14 10:15:27,180 INFO L78 Accepts]: Start accepts. Automaton has 33698 states and 50557 transitions. Word has length 214 [2020-10-14 10:15:27,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:15:27,180 INFO L479 AbstractCegarLoop]: Abstraction has 33698 states and 50557 transitions. [2020-10-14 10:15:27,180 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 10:15:27,180 INFO L276 IsEmpty]: Start isEmpty. Operand 33698 states and 50557 transitions. [2020-10-14 10:15:27,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-10-14 10:15:27,209 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:15:27,210 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, 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] [2020-10-14 10:15:27,210 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-14 10:15:27,210 INFO L427 AbstractCegarLoop]: === Iteration 12 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:15:27,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:15:27,210 INFO L82 PathProgramCache]: Analyzing trace with hash 1191117145, now seen corresponding path program 1 times [2020-10-14 10:15:27,211 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:15:27,211 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1337649816] [2020-10-14 10:15:27,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:15:27,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:27,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:27,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:27,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:27,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:27,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:27,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:27,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:27,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:27,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:27,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:27,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:27,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:27,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:30,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:30,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:30,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:32,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:32,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 249 [2020-10-14 10:15:32,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-14 10:15:32,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-14 10:15:32,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:32,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:32,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:32,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 10:15:32,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-14 10:15:32,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:32,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:15:32,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:32,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:32,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:32,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:15:32,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:32,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:32,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:32,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:32,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:32,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:32,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:32,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:32,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:15:32,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:32,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:32,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:32,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:15:32,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:32,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:32,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:32,323 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:32,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:32,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:32,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 10:15:32,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:32,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:15:32,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:32,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:32,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:32,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:15:32,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:32,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:32,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:32,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:32,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:32,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:32,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 10:15:32,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:32,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:15:32,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:32,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:32,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:32,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:15:32,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:32,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:32,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:32,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:32,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:32,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-14 10:15:32,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:15:32,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:32,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 10:15:32,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:32,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:32,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:32,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 10:15:32,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:32,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:32,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:32,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:32,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:32,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 10:15:32,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:32,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:32,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 10:15:32,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:32,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:32,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:32,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 10:15:32,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:32,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:15:32,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:32,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:32,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:32,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-14 10:15:32,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:32,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:32,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:15:32,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:32,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:32,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:32,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:32,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:32,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:32,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:32,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:32,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:32,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:32,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:32,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:32,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:15:32,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:32,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:32,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:32,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:32,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:32,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:32,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:32,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:32,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:32,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:32,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:32,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:32,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:15:32,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:32,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:32,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:32,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:32,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:32,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:32,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:32,405 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:32,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:32,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:32,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:32,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:32,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:15:32,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:32,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:32,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:32,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:32,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:32,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:32,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:32,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:32,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:32,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:32,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:32,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:32,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:15:32,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:32,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:32,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:32,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:32,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:32,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:32,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:32,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:32,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:32,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:32,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:32,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:32,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 10:15:32,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:32,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:32,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:32,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 10:15:32,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:32,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:32,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:32,417 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:32,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:32,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 10:15:32,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:32,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:32,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 10:15:32,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:32,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:32,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:32,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:15:32,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:32,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:32,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:32,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:32,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:32,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:15:32,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:32,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:32,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 10:15:32,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:32,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:32,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:32,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-14 10:15:32,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:32,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 10:15:32,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:32,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:32,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:32,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-14 10:15:32,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:32,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:32,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:15:32,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:32,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:32,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:32,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-14 10:15:32,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:32,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:15:32,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:32,479 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:32,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:32,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:32,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:32,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:32,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:15:32,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:32,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:32,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:32,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 10:15:32,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:32,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:15:32,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:32,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:32,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:32,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:32,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:32,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:32,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:15:32,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:32,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:32,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:32,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:32,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:32,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:32,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:32,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:32,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:32,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:32,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:32,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:32,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:15:32,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:32,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:32,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:32,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:32,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:32,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:32,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:32,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:32,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:32,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:32,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:32,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:32,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:15:32,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:32,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:32,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:32,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:32,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:32,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:32,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:32,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:32,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:32,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:32,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:32,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:32,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:15:32,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:32,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:32,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:32,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:32,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:32,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:32,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:32,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:32,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:32,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:32,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:32,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:32,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:15:32,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:32,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:32,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:32,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:32,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:32,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:32,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:32,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:32,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:32,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:32,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:32,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:32,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-14 10:15:32,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:32,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:32,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:32,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:15:32,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:32,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:32,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:32,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:32,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:32,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:15:32,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:32,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:32,534 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-10-14 10:15:32,535 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1337649816] [2020-10-14 10:15:32,535 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:15:32,535 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 10:15:32,535 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217095691] [2020-10-14 10:15:32,535 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 10:15:32,535 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:15:32,536 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 10:15:32,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-14 10:15:32,536 INFO L87 Difference]: Start difference. First operand 33698 states and 50557 transitions. Second operand 9 states. [2020-10-14 10:15:37,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:15:37,804 INFO L93 Difference]: Finished difference Result 78027 states and 121031 transitions. [2020-10-14 10:15:37,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 10:15:37,805 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 193 [2020-10-14 10:15:37,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:15:37,932 INFO L225 Difference]: With dead ends: 78027 [2020-10-14 10:15:37,933 INFO L226 Difference]: Without dead ends: 44362 [2020-10-14 10:15:37,991 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2020-10-14 10:15:38,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44362 states. [2020-10-14 10:15:42,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44362 to 33680. [2020-10-14 10:15:42,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33680 states. [2020-10-14 10:15:42,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33680 states to 33680 states and 50515 transitions. [2020-10-14 10:15:42,490 INFO L78 Accepts]: Start accepts. Automaton has 33680 states and 50515 transitions. Word has length 193 [2020-10-14 10:15:42,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:15:42,491 INFO L479 AbstractCegarLoop]: Abstraction has 33680 states and 50515 transitions. [2020-10-14 10:15:42,491 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 10:15:42,491 INFO L276 IsEmpty]: Start isEmpty. Operand 33680 states and 50515 transitions. [2020-10-14 10:15:42,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-10-14 10:15:42,504 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:15:42,504 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, 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] [2020-10-14 10:15:42,505 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-14 10:15:42,505 INFO L427 AbstractCegarLoop]: === Iteration 13 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:15:42,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:15:42,505 INFO L82 PathProgramCache]: Analyzing trace with hash 1604839226, now seen corresponding path program 1 times [2020-10-14 10:15:42,505 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:15:42,505 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1161079151] [2020-10-14 10:15:42,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:15:42,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:42,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:42,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:42,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:42,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:42,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:43,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:43,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:43,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:43,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:43,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:43,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:43,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:43,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:43,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:43,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:47,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:47,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-14 10:15:47,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-14 10:15:47,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-14 10:15:47,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:47,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:47,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:47,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 10:15:47,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-14 10:15:47,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:47,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:15:47,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:47,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:47,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:47,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:15:47,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:47,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:15:47,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:47,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:47,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:47,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:47,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:47,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:47,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:15:47,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:47,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:47,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:47,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:15:47,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:47,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:47,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:47,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:47,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:47,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:47,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 10:15:47,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:47,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:15:47,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:47,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:47,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:47,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:15:47,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:47,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:47,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:47,616 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:47,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:47,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:47,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 10:15:47,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:47,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:15:47,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:47,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:47,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:47,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:15:47,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:47,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:15:47,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:47,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:47,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:15:47,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-14 10:15:47,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:15:47,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:47,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 10:15:47,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:47,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:47,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:47,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 10:15:47,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:47,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:47,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:47,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:47,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:47,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 10:15:47,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:47,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:47,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 10:15:47,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:47,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:47,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:47,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:47,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 10:15:47,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:15:47,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-14 10:15:47,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:47,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:47,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:47,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-14 10:15:47,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:47,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:47,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:15:47,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:47,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:47,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:47,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:47,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:47,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:47,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:47,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:47,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:47,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:47,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:47,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:47,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:15:47,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:47,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:47,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:47,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:47,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:47,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:47,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:47,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:47,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:47,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:47,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:47,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:47,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:15:47,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:47,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:47,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:47,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:47,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:47,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:47,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:47,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:47,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:47,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:47,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:47,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:47,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:15:47,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:47,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:47,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:47,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:47,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:47,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:47,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:47,710 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:47,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:47,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:47,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:47,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:47,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:15:47,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:47,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:47,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:47,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:47,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:47,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:47,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:47,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:47,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:47,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:47,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:47,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:15:47,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 10:15:47,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:47,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:47,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:47,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 10:15:47,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:47,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:15:47,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:47,720 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:47,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:47,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 10:15:47,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:47,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:47,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 10:15:47,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:47,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:47,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:47,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:15:47,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:47,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:47,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:47,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:47,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:47,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:15:47,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:47,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:47,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 10:15:47,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:47,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:47,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:47,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:47,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-14 10:15:47,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:15:47,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-14 10:15:47,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:47,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:47,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:47,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-14 10:15:47,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:47,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:47,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:15:47,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:47,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:47,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:47,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:47,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-14 10:15:47,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:15:47,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-14 10:15:47,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:47,801 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:47,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:47,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:47,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:47,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:47,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:15:47,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:47,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:47,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:47,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:47,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 10:15:47,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:15:47,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 10:15:47,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:47,824 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:47,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:47,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:47,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:47,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:47,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:15:47,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:47,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:47,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:47,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:47,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:47,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:47,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:47,828 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:47,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:47,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:47,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:47,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:47,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:15:47,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:47,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:47,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:47,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:47,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:47,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:47,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:47,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:47,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:47,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:47,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:47,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:47,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:15:47,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:47,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:47,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:47,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:47,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:47,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:47,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:47,834 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:47,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:47,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:47,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:47,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:47,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:15:47,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:47,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:47,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:47,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:47,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:47,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:47,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:47,837 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:47,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:47,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:47,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:47,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:47,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:15:47,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:47,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:47,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:47,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:15:47,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:47,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:15:47,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:47,840 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:47,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:47,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:15:47,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:47,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:47,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2020-10-14 10:15:47,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:47,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:47,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:47,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:15:47,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:15:47,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:15:47,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:47,847 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:47,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:15:47,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:15:47,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:15:47,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:15:47,870 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-10-14 10:15:47,870 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1161079151] [2020-10-14 10:15:47,871 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:15:47,871 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 10:15:47,871 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433511047] [2020-10-14 10:15:47,871 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 10:15:47,871 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:15:47,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 10:15:47,872 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-14 10:15:47,872 INFO L87 Difference]: Start difference. First operand 33680 states and 50515 transitions. Second operand 9 states. [2020-10-14 10:15:52,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:15:52,456 INFO L93 Difference]: Finished difference Result 69845 states and 105900 transitions. [2020-10-14 10:15:52,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-14 10:15:52,456 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 194 [2020-10-14 10:15:52,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:15:52,568 INFO L225 Difference]: With dead ends: 69845 [2020-10-14 10:15:52,568 INFO L226 Difference]: Without dead ends: 36191 [2020-10-14 10:15:52,644 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2020-10-14 10:15:52,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36191 states. [2020-10-14 10:15:54,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36191 to 28183. [2020-10-14 10:15:54,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28183 states. [2020-10-14 10:15:54,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28183 states to 28183 states and 41369 transitions. [2020-10-14 10:15:54,910 INFO L78 Accepts]: Start accepts. Automaton has 28183 states and 41369 transitions. Word has length 194 [2020-10-14 10:15:54,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:15:54,910 INFO L479 AbstractCegarLoop]: Abstraction has 28183 states and 41369 transitions. [2020-10-14 10:15:54,910 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 10:15:54,910 INFO L276 IsEmpty]: Start isEmpty. Operand 28183 states and 41369 transitions. [2020-10-14 10:15:54,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-10-14 10:15:54,925 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:15:54,925 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, 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] [2020-10-14 10:15:54,925 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-14 10:15:54,925 INFO L427 AbstractCegarLoop]: === Iteration 14 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:15:54,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:15:54,926 INFO L82 PathProgramCache]: Analyzing trace with hash -724141316, now seen corresponding path program 1 times [2020-10-14 10:15:54,926 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:15:54,926 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [743613440] [2020-10-14 10:15:54,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:15:54,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:15:54,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:54,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:55,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:55,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:55,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:55,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:55,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:55,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:55,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:55,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:55,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:55,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:15:59,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:15:59,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-14 10:15:59,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-14 10:15:59,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-14 10:15:59,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:15:59,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:15:59,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:15:59,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 187 [2020-10-14 10:15:59,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:15:59,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:00,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:16:00,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:00,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:00,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:00,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:16:00,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:00,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:16:00,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:00,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:00,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:00,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:00,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:00,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:00,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:16:00,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:00,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:00,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:00,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:16:00,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:00,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:16:00,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:00,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:00,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:00,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:00,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:00,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:00,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:16:00,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:00,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:00,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:00,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:16:00,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:00,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:16:00,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:00,034 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:00,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:00,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:00,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:00,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:00,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:16:00,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:00,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:00,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:00,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:16:00,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:00,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:16:00,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:00,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:00,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:00,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:00,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:00,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:00,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 10:16:00,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:00,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:00,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:00,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 10:16:00,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:00,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:16:00,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:00,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:00,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:00,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:00,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:00,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:00,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 10:16:00,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:00,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:00,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:00,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:00,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 10:16:00,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:16:00,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 10:16:00,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:00,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:00,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:00,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:00,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:00,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:00,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:16:00,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:00,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:00,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:00,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:00,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:00,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:16:00,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:00,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:00,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:00,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:00,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:00,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:00,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:16:00,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:00,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:00,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:00,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:00,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:00,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:16:00,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:00,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:00,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:00,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:00,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:00,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:00,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:16:00,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:00,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:00,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:00,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:00,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:00,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:16:00,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:00,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:00,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:00,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:00,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:00,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:00,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:16:00,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:00,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:00,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:00,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:00,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:00,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:16:00,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:00,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:00,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:00,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:00,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:00,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:00,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:16:00,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:00,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:00,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:00,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:00,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:00,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:16:00,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:00,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:00,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:00,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:00,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:00,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:00,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 10:16:00,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:00,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:00,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:00,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 10:16:00,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:00,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:16:00,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:00,120 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:00,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:00,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:00,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:00,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:00,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 10:16:00,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:00,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:00,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:00,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:16:00,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:00,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:16:00,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:00,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:00,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:00,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:00,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:00,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:00,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 10:16:00,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:00,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:00,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:00,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-14 10:16:00,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:00,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-14 10:16:00,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:00,182 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:00,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:16:00,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 39 [2020-10-14 10:16:00,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:16:00,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:00,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:16:00,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:00,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:00,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:00,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-14 10:16:00,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:00,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 10:16:00,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:00,208 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:00,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:16:00,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-14 10:16:00,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:16:00,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:00,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:16:00,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:00,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:00,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:00,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 10:16:00,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:00,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 10:16:00,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:00,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:00,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 10:16:00,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-14 10:16:00,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 10:16:00,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:16:00,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:16:00,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:00,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:00,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:00,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:00,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:00,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:16:00,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:00,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:00,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:00,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:00,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:00,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:16:00,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:16:00,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:00,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:00,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:00,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:00,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:00,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:16:00,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:00,290 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:00,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:00,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:00,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:00,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:16:00,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:16:00,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:00,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:00,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:00,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:00,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:00,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:16:00,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:00,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:00,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 10:16:00,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:00,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:16:00,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:16:00,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:16:00,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:00,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:00,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:00,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:00,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:00,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:16:00,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:00,320 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:00,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:00,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:16:00,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:00,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:16:00,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:16:00,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:00,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:00,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:00,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:00,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:00,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:16:00,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:00,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:00,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:00,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-14 10:16:00,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:00,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:16:00,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2020-10-14 10:16:00,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:00,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:00,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:00,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:16:00,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:00,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:16:00,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:00,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:00,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:00,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:16:00,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:00,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:00,360 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-10-14 10:16:00,361 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [743613440] [2020-10-14 10:16:00,361 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:16:00,361 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-14 10:16:00,361 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666335241] [2020-10-14 10:16:00,362 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-14 10:16:00,362 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:16:00,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-14 10:16:00,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-10-14 10:16:00,362 INFO L87 Difference]: Start difference. First operand 28183 states and 41369 transitions. Second operand 11 states. [2020-10-14 10:16:06,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:16:06,340 INFO L93 Difference]: Finished difference Result 66462 states and 103489 transitions. [2020-10-14 10:16:06,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-14 10:16:06,341 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 194 [2020-10-14 10:16:06,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:16:06,447 INFO L225 Difference]: With dead ends: 66462 [2020-10-14 10:16:06,447 INFO L226 Difference]: Without dead ends: 38303 [2020-10-14 10:16:06,517 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=111, Invalid=309, Unknown=0, NotChecked=0, Total=420 [2020-10-14 10:16:06,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38303 states. [2020-10-14 10:16:08,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38303 to 30145. [2020-10-14 10:16:08,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30145 states. [2020-10-14 10:16:10,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30145 states to 30145 states and 44074 transitions. [2020-10-14 10:16:10,645 INFO L78 Accepts]: Start accepts. Automaton has 30145 states and 44074 transitions. Word has length 194 [2020-10-14 10:16:10,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:16:10,646 INFO L479 AbstractCegarLoop]: Abstraction has 30145 states and 44074 transitions. [2020-10-14 10:16:10,646 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-14 10:16:10,646 INFO L276 IsEmpty]: Start isEmpty. Operand 30145 states and 44074 transitions. [2020-10-14 10:16:10,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-10-14 10:16:10,662 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:16:10,662 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, 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] [2020-10-14 10:16:10,662 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-14 10:16:10,662 INFO L427 AbstractCegarLoop]: === Iteration 15 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:16:10,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:16:10,664 INFO L82 PathProgramCache]: Analyzing trace with hash 1890180856, now seen corresponding path program 1 times [2020-10-14 10:16:10,664 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:16:10,664 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [185145544] [2020-10-14 10:16:10,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:16:10,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:10,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:10,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:10,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:10,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:10,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:10,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:10,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:10,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:10,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:10,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:11,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:14,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:14,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:14,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:15,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:15,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:15,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-14 10:16:15,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-14 10:16:15,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-14 10:16:15,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:15,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:15,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:16:15,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 219 [2020-10-14 10:16:15,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-14 10:16:15,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:15,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:16:15,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:15,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:15,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:15,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:16:15,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:15,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:16:15,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:15,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:15,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:15,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:15,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:15,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:16:15,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:16:15,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:15,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:15,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:15,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:16:15,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:15,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:16:15,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:15,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:15,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:15,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:15,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:15,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:16:15,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:16:15,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:15,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:15,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:15,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:16:15,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:15,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:16:15,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:15,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:15,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:15,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:15,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:15,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:15,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:16:15,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:15,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:15,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:15,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:16:15,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:15,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:16:15,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:15,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:15,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:15,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:15,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:15,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:15,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 10:16:15,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:15,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:15,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:15,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 10:16:15,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:15,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:16:15,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:15,854 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:15,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:15,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:15,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:15,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:15,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 10:16:15,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:15,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:15,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:15,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 10:16:15,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:15,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:16:15,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:15,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:15,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:15,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:15,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:15,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:15,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:16:15,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:15,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:15,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:15,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:15,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:15,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:16:15,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:15,872 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:15,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:15,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:15,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:15,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:15,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:16:15,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:15,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:15,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:15,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:15,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:15,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:16:15,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:15,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:15,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:15,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:15,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:15,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:16:15,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:16:15,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:15,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:15,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:15,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:15,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:15,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:16:15,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:15,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:15,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:15,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:15,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:15,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:15,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:16:15,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:15,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:15,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:15,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:15,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:15,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:16:15,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:15,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:15,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:15,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:15,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:15,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:16:15,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:16:15,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:15,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:15,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:15,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:15,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:15,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:16:15,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:15,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:15,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:15,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:15,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:15,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:16:15,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 10:16:15,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:15,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:15,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:15,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 10:16:15,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:15,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:16:15,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:15,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:15,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:15,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:15,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:15,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:15,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 10:16:15,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:15,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:15,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:15,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:16:15,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:15,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:16:15,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:15,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:15,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:15,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:15,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:15,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:16:15,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 10:16:15,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:15,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:15,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:15,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-14 10:16:15,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:15,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 10:16:15,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:15,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:15,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:16:15,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:15,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-10-14 10:16:15,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:15,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:16:15,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:15,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:15,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:15,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-14 10:16:15,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:15,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:16:15,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:15,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:15,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:15,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:15,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:15,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:15,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:16:15,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:15,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:15,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:15,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 10:16:15,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:15,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 10:16:15,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:15,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:15,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:15,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:15,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:15,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:15,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:16:15,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:15,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:15,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:15,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:15,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:15,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:16:15,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:15,992 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:15,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:15,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:15,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:15,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:15,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:16:15,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:15,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:15,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:15,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:15,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:15,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:16:15,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:15,997 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:15,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:15,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:15,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:15,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:15,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:16:15,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:15,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:16,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:16,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:16,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:16,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:16:16,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:16,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:16,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:16,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:16,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:16,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:16:16,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:16:16,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:16,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:16,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:16,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:16,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:16,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:16:16,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:16,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:16,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:16,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:16,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:16,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 10:16:16,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:16:16,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:16,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:16,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:16,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:16,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:16,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:16:16,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:16,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:16,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:16,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:16,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:16,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:16,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2020-10-14 10:16:16,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:16,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:16,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:16,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:16,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:16:16,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 10:16:16,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:16:16,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:16,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:16,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:16:16,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:16,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 10:16:16,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:16,054 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2020-10-14 10:16:16,055 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [185145544] [2020-10-14 10:16:16,055 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:16:16,055 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 10:16:16,055 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769939213] [2020-10-14 10:16:16,056 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 10:16:16,056 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:16:16,057 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 10:16:16,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-14 10:16:16,057 INFO L87 Difference]: Start difference. First operand 30145 states and 44074 transitions. Second operand 8 states. [2020-10-14 10:16:22,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 10:16:22,328 INFO L93 Difference]: Finished difference Result 60430 states and 92320 transitions. [2020-10-14 10:16:22,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-14 10:16:22,329 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 194 [2020-10-14 10:16:22,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 10:16:22,482 INFO L225 Difference]: With dead ends: 60430 [2020-10-14 10:16:22,482 INFO L226 Difference]: Without dead ends: 41099 [2020-10-14 10:16:22,553 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=85, Invalid=187, Unknown=0, NotChecked=0, Total=272 [2020-10-14 10:16:22,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41099 states. [2020-10-14 10:16:25,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41099 to 32847. [2020-10-14 10:16:25,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32847 states. [2020-10-14 10:16:25,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32847 states to 32847 states and 46726 transitions. [2020-10-14 10:16:25,114 INFO L78 Accepts]: Start accepts. Automaton has 32847 states and 46726 transitions. Word has length 194 [2020-10-14 10:16:25,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 10:16:25,115 INFO L479 AbstractCegarLoop]: Abstraction has 32847 states and 46726 transitions. [2020-10-14 10:16:25,115 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 10:16:25,115 INFO L276 IsEmpty]: Start isEmpty. Operand 32847 states and 46726 transitions. [2020-10-14 10:16:25,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2020-10-14 10:16:25,167 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 10:16:25,168 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:16:25,168 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-14 10:16:25,168 INFO L427 AbstractCegarLoop]: === Iteration 16 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 10:16:25,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 10:16:25,169 INFO L82 PathProgramCache]: Analyzing trace with hash -1722817483, now seen corresponding path program 1 times [2020-10-14 10:16:25,169 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 10:16:25,169 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1672931784] [2020-10-14 10:16:25,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 10:16:25,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:25,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:25,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:25,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:25,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:25,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:26,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:27,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:27,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:27,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:27,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:27,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:27,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:27,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:27,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:27,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:28,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:28,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:30,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:30,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 327 [2020-10-14 10:16:30,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 17 [2020-10-14 10:16:30,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-14 10:16:30,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:30,193 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:30,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:16:30,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 229 [2020-10-14 10:16:30,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-14 10:16:30,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:30,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:16:30,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:30,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:30,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:30,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:16:30,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:30,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:16:30,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:30,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:30,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:30,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:30,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:30,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:30,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 10:16:30,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:30,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:30,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:30,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 10:16:30,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:30,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:16:30,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:30,290 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:30,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:30,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:30,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:30,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:30,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 10:16:30,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:30,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:30,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:30,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 10:16:30,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:30,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:16:30,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:30,293 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:30,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:30,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:30,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:30,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:30,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-14 10:16:30,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:30,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:30,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:30,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-14 10:16:30,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:30,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:16:30,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:30,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:30,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:30,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:30,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:30,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:30,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-14 10:16:30,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:30,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:30,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:30,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 10:16:30,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:30,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 10:16:30,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:30,338 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:30,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:30,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:30,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:30,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:30,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 10:16:30,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:30,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:30,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:30,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 10:16:30,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:30,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:16:30,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:30,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:30,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:30,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:30,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:30,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:30,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:16:30,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:30,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:30,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:30,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:30,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:30,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:16:30,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:30,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:30,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:30,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:30,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:30,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:30,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:16:30,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:30,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:30,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:30,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:30,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:30,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:16:30,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:30,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:30,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:30,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:30,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:30,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:30,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:16:30,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:30,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:30,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:30,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:30,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:30,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:16:30,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:30,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:30,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:30,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:30,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:30,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:30,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:16:30,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:30,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:30,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:30,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:30,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:30,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:16:30,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:30,360 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:30,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:30,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:30,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:30,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:30,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:16:30,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:30,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:30,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:30,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:30,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:30,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:16:30,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:30,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:30,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:30,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:30,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:30,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:30,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 10:16:30,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:30,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:30,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:30,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-14 10:16:30,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:30,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:16:30,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:30,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:30,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:30,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:30,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:30,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:30,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-14 10:16:30,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:30,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:30,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:30,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:16:30,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:30,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:16:30,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:30,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:30,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:30,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:30,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:30,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:30,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 10:16:30,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:30,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:30,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:30,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-14 10:16:30,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:30,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 10:16:30,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:30,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:30,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:30,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:30,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:30,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:30,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:16:30,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:30,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:30,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:30,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-14 10:16:30,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:30,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:16:30,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:30,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:30,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:30,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:30,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:30,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:30,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:16:30,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:30,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:30,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:30,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 10:16:30,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:30,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 10:16:30,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:30,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:30,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:30,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:30,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:30,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:30,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:16:30,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:30,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:30,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:30,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:30,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:30,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:16:30,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:30,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:30,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:30,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:30,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:30,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:30,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:16:30,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:30,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:30,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:30,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:30,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:30,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:16:30,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:30,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:30,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:30,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:30,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:30,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:30,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:16:30,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:30,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:30,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:30,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:30,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:30,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:16:30,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:30,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:30,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:30,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:30,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:30,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:30,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:16:30,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:30,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:30,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:30,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:30,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:30,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:16:30,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:30,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:30,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:30,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:30,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:30,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:30,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:16:30,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:30,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:30,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:30,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:30,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:30,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:16:30,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:30,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:30,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:30,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:30,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:30,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:30,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2020-10-14 10:16:30,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:30,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:30,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:30,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-14 10:16:30,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:30,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 10:16:30,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:30,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:30,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:16:30,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-14 10:16:30,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-14 10:16:30,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:30,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-14 10:16:30,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:30,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:30,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:30,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-14 10:16:30,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:30,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 10:16:30,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:30,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:30,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:16:30,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-14 10:16:30,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-14 10:16:30,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:30,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 10:16:30,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:30,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:30,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:30,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-14 10:16:30,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:30,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 10:16:30,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:30,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:30,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:16:30,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:30,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-14 10:16:30,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:30,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 10:16:30,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:30,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:30,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:30,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:30,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:30,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:16:30,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:30,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:30,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:30,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:30,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:30,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:30,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 10:16:30,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:30,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:30,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:30,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:30,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:30,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:16:30,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:30,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:30,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:30,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:30,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:30,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:30,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-14 10:16:30,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:30,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:30,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:30,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:30,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:30,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:16:30,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:30,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:30,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:16:30,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:30,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 10:16:30,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:30,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-14 10:16:30,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:30,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:30,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:30,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:30,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:30,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:16:30,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:30,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:30,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:16:30,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:30,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:16:30,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:30,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 10:16:30,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:30,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:30,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:30,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-14 10:16:30,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:30,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 10:16:30,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:30,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:30,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 10:16:30,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 10:16:30,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-14 10:16:30,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:30,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2020-10-14 10:16:30,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 10:16:30,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 10:16:30,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 10:16:30,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-14 10:16:30,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 10:16:30,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 10:16:30,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 10:16:30,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 10:16:30,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 10:16:30,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 10:16:30,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 10:16:30,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 10:16:30,610 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2020-10-14 10:16:30,611 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1672931784] [2020-10-14 10:16:30,611 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 10:16:30,611 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-14 10:16:30,611 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300722705] [2020-10-14 10:16:30,612 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-14 10:16:30,612 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 10:16:30,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-14 10:16:30,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-10-14 10:16:30,613 INFO L87 Difference]: Start difference. First operand 32847 states and 46726 transitions. Second operand 10 states.