/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/systemc/token_ring.04.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 04:49:04,137 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 04:49:04,140 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 04:49:04,179 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 04:49:04,180 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 04:49:04,189 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 04:49:04,191 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 04:49:04,195 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 04:49:04,198 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 04:49:04,199 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 04:49:04,200 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 04:49:04,201 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 04:49:04,201 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 04:49:04,204 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 04:49:04,206 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 04:49:04,207 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 04:49:04,208 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 04:49:04,209 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 04:49:04,214 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 04:49:04,217 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 04:49:04,219 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 04:49:04,221 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 04:49:04,222 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 04:49:04,223 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 04:49:04,229 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 04:49:04,230 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 04:49:04,230 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 04:49:04,234 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 04:49:04,234 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 04:49:04,237 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 04:49:04,237 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 04:49:04,238 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 04:49:04,238 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 04:49:04,239 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 04:49:04,240 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 04:49:04,240 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 04:49:04,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 04:49:04,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 04:49:04,241 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 04:49:04,244 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 04:49:04,246 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 04:49:04,247 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 [2020-10-15 04:49:04,290 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 04:49:04,290 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 04:49:04,292 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 04:49:04,293 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 04:49:04,293 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 04:49:04,293 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 04:49:04,293 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 04:49:04,293 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 04:49:04,294 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 04:49:04,294 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 04:49:04,295 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 04:49:04,295 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 04:49:04,295 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 04:49:04,296 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 04:49:04,296 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 04:49:04,296 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 04:49:04,296 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 04:49:04,297 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 04:49:04,297 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 04:49:04,297 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 04:49:04,297 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 04:49:04,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 04:49:04,298 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 04:49:04,298 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 04:49:04,298 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 04:49:04,298 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 04:49:04,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 04:49:04,299 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 04:49:04,299 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 04:49:04,299 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 04:49:04,588 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 04:49:04,609 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 04:49:04,616 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 04:49:04,618 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 04:49:04,619 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 04:49:04,620 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/token_ring.04.cil-1.c [2020-10-15 04:49:04,687 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/47b7e11e8/9ba27856fc9d44f1b4a4acc327186a0a/FLAGa2170ea85 [2020-10-15 04:49:05,193 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 04:49:05,194 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/token_ring.04.cil-1.c [2020-10-15 04:49:05,206 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/47b7e11e8/9ba27856fc9d44f1b4a4acc327186a0a/FLAGa2170ea85 [2020-10-15 04:49:05,490 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/47b7e11e8/9ba27856fc9d44f1b4a4acc327186a0a [2020-10-15 04:49:05,499 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 04:49:05,502 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 04:49:05,503 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 04:49:05,503 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 04:49:05,507 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 04:49:05,508 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:49:05" (1/1) ... [2020-10-15 04:49:05,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6266eb80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:05, skipping insertion in model container [2020-10-15 04:49:05,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:49:05" (1/1) ... [2020-10-15 04:49:05,519 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 04:49:05,556 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 04:49:05,826 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 04:49:05,833 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 04:49:05,996 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 04:49:06,021 INFO L208 MainTranslator]: Completed translation [2020-10-15 04:49:06,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:06 WrapperNode [2020-10-15 04:49:06,022 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 04:49:06,023 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 04:49:06,023 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 04:49:06,023 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 04:49:06,037 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:06" (1/1) ... [2020-10-15 04:49:06,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:06" (1/1) ... [2020-10-15 04:49:06,047 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:06" (1/1) ... [2020-10-15 04:49:06,047 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:06" (1/1) ... [2020-10-15 04:49:06,061 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:06" (1/1) ... [2020-10-15 04:49:06,076 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:06" (1/1) ... [2020-10-15 04:49:06,080 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:06" (1/1) ... [2020-10-15 04:49:06,085 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 04:49:06,085 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 04:49:06,085 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 04:49:06,086 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 04:49:06,087 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:06" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 04:49:06,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 04:49:06,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 04:49:06,146 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-10-15 04:49:06,146 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2020-10-15 04:49:06,146 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2020-10-15 04:49:06,146 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2020-10-15 04:49:06,146 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2020-10-15 04:49:06,146 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit4 [2020-10-15 04:49:06,147 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2020-10-15 04:49:06,147 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2020-10-15 04:49:06,147 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2020-10-15 04:49:06,152 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2020-10-15 04:49:06,152 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit4_triggered [2020-10-15 04:49:06,153 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-10-15 04:49:06,153 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-10-15 04:49:06,154 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-10-15 04:49:06,154 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-10-15 04:49:06,154 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-10-15 04:49:06,154 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-10-15 04:49:06,154 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-10-15 04:49:06,155 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2020-10-15 04:49:06,155 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-10-15 04:49:06,155 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-10-15 04:49:06,155 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-10-15 04:49:06,156 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-10-15 04:49:06,156 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-10-15 04:49:06,156 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 04:49:06,157 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 04:49:06,157 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-10-15 04:49:06,157 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2020-10-15 04:49:06,157 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2020-10-15 04:49:06,157 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2020-10-15 04:49:06,157 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2020-10-15 04:49:06,158 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit4_triggered [2020-10-15 04:49:06,158 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2020-10-15 04:49:06,158 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 04:49:06,158 INFO L130 BoogieDeclarations]: Found specification of procedure master [2020-10-15 04:49:06,158 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2020-10-15 04:49:06,158 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2020-10-15 04:49:06,160 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2020-10-15 04:49:06,160 INFO L130 BoogieDeclarations]: Found specification of procedure transmit4 [2020-10-15 04:49:06,160 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-10-15 04:49:06,161 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-10-15 04:49:06,161 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-10-15 04:49:06,161 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-10-15 04:49:06,162 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-10-15 04:49:06,162 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-10-15 04:49:06,163 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-10-15 04:49:06,163 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-10-15 04:49:06,163 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-10-15 04:49:06,163 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-10-15 04:49:06,163 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-10-15 04:49:06,164 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-10-15 04:49:06,164 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 04:49:06,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 04:49:06,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 04:49:06,910 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 04:49:06,910 INFO L295 CfgBuilder]: Removed 7 assume(true) statements. [2020-10-15 04:49:06,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:49:06 BoogieIcfgContainer [2020-10-15 04:49:06,917 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 04:49:06,919 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 04:49:06,919 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 04:49:06,922 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 04:49:06,923 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 04:49:05" (1/3) ... [2020-10-15 04:49:06,923 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40b06916 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 04:49:06, skipping insertion in model container [2020-10-15 04:49:06,924 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:06" (2/3) ... [2020-10-15 04:49:06,924 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40b06916 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 04:49:06, skipping insertion in model container [2020-10-15 04:49:06,924 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:49:06" (3/3) ... [2020-10-15 04:49:06,926 INFO L109 eAbstractionObserver]: Analyzing ICFG token_ring.04.cil-1.c [2020-10-15 04:49:06,936 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 04:49:06,944 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 04:49:06,959 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 04:49:06,983 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 04:49:06,983 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 04:49:06,984 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 04:49:06,984 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 04:49:06,984 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 04:49:06,984 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 04:49:06,984 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 04:49:06,985 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 04:49:07,011 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states. [2020-10-15 04:49:07,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-10-15 04:49:07,026 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:49:07,027 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] [2020-10-15 04:49:07,028 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:49:07,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:49:07,034 INFO L82 PathProgramCache]: Analyzing trace with hash -2012517819, now seen corresponding path program 1 times [2020-10-15 04:49:07,043 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:49:07,044 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [668021838] [2020-10-15 04:49:07,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:49:07,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:07,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:07,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:07,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:07,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:08,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:08,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:08,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:08,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:08,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:09,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:09,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:09,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:09,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:09,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:09,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:10,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:11,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:12,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:12,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 157 [2020-10-15 04:49:12,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 17 [2020-10-15 04:49:12,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-15 04:49:12,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:12,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:12,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:49:12,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:49:12,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 100 [2020-10-15 04:49:12,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-15 04:49:12,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:49:12,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:12,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:12,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:12,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:49:12,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:12,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 04:49:12,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:12,505 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:12,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:12,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:12,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:49:12,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:12,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:49:12,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:12,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:12,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:12,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:49:12,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:12,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:49:12,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:12,538 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:12,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:12,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:12,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:49:12,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:12,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:49:12,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:12,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:12,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:12,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:49:12,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:12,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:49:12,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:12,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:12,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:12,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:12,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:49:12,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:12,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:49:12,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:12,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:12,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:12,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-15 04:49:12,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:12,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 04:49:12,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:12,576 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:12,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:12,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:12,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-15 04:49:12,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:12,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 04:49:12,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:12,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:12,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:12,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 04:49:12,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:12,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 04:49:12,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:12,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:12,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:12,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:12,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 04:49:12,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:12,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-15 04:49:12,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:12,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:12,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:12,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:13,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:13,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 04:49:13,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 04:49:13,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 519 [2020-10-15 04:49:13,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:13,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:13,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:13,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-15 04:49:13,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 04:49:13,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 04:49:13,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:49:13,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:13,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:13,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:13,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:49:13,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:13,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:49:13,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:13,209 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:13,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:13,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:13,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:13,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:13,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:49:13,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:13,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:13,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:13,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:49:13,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:13,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:49:13,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:13,221 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:13,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:13,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:13,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:13,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:13,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:49:13,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:13,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:13,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:13,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:49:13,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:13,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:49:13,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:13,229 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:13,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:13,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:13,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:13,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:13,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:49:13,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:13,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:13,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:13,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:49:13,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:13,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:49:13,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:13,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:13,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:13,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:13,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:13,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:13,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:49:13,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:13,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:13,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:13,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:49:13,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:13,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:49:13,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:13,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:13,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:13,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:13,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 04:49:13,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 04:49:13,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-15 04:49:13,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:13,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:13,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:13,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 04:49:13,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:13,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 04:49:13,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:13,289 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:13,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:13,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-15 04:49:13,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:13,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-15 04:49:13,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-15 04:49:13,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:13,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:13,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:13,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:49:13,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:13,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:49:13,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:13,303 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:13,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:13,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:49:13,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:13,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:13,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:49:13,335 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [668021838] [2020-10-15 04:49:13,337 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:49:13,337 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 04:49:13,338 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701546618] [2020-10-15 04:49:13,344 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 04:49:13,344 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:49:13,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 04:49:13,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-15 04:49:13,363 INFO L87 Difference]: Start difference. First operand 234 states. Second operand 8 states. [2020-10-15 04:49:18,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:49:18,400 INFO L93 Difference]: Finished difference Result 911 states and 1472 transitions. [2020-10-15 04:49:18,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-15 04:49:18,402 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 119 [2020-10-15 04:49:18,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:49:18,430 INFO L225 Difference]: With dead ends: 911 [2020-10-15 04:49:18,430 INFO L226 Difference]: Without dead ends: 676 [2020-10-15 04:49:18,444 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=87, Invalid=255, Unknown=0, NotChecked=0, Total=342 [2020-10-15 04:49:18,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 676 states. [2020-10-15 04:49:18,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 676 to 434. [2020-10-15 04:49:18,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 434 states. [2020-10-15 04:49:18,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 614 transitions. [2020-10-15 04:49:18,614 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 614 transitions. Word has length 119 [2020-10-15 04:49:18,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:49:18,615 INFO L479 AbstractCegarLoop]: Abstraction has 434 states and 614 transitions. [2020-10-15 04:49:18,615 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 04:49:18,615 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 614 transitions. [2020-10-15 04:49:18,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-10-15 04:49:18,619 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:49:18,619 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] [2020-10-15 04:49:18,620 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 04:49:18,620 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:49:18,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:49:18,621 INFO L82 PathProgramCache]: Analyzing trace with hash -113987514, now seen corresponding path program 1 times [2020-10-15 04:49:18,621 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:49:18,621 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1175847398] [2020-10-15 04:49:18,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:49:18,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:18,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:18,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:18,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:18,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:18,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:20,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:20,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:20,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:21,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:21,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:21,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:21,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:21,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:21,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:21,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:22,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:22,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:23,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:23,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 157 [2020-10-15 04:49:23,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 17 [2020-10-15 04:49:23,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-15 04:49:23,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:23,664 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:23,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 04:49:23,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:49:23,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 121 [2020-10-15 04:49:23,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:23,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:49:23,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:23,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:23,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:23,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:49:23,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:23,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 04:49:23,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:23,786 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:23,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:23,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:23,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:49:23,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:23,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:49:23,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:23,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:23,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:23,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:49:23,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:23,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:49:23,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:23,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:23,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:23,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:23,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:49:23,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:23,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:49:23,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:23,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:23,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:23,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:49:23,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:23,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:49:23,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:23,827 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:23,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:23,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:23,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:49:23,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:23,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:49:23,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:23,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:23,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:23,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-15 04:49:23,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:23,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:49:23,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:23,854 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:23,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:23,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:23,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-15 04:49:23,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:23,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 04:49:23,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:23,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:23,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:23,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 04:49:23,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:23,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-15 04:49:23,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:23,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:23,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:49:23,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:49:23,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 04:49:23,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:24,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-15 04:49:24,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:24,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:24,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:24,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:24,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:25,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:25,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 04:49:25,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 04:49:25,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1124 [2020-10-15 04:49:25,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:25,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:25,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:25,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:25,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-15 04:49:25,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:25,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:49:25,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:25,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:25,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:25,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:49:25,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:25,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:49:25,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:25,147 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:25,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:25,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:25,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:25,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:25,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:49:25,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:25,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:25,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:25,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:49:25,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:25,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:49:25,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:25,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:25,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:25,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:25,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:25,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:25,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:49:25,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:25,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:25,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:25,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:49:25,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:25,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:49:25,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:25,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:25,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:25,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:25,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:25,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:25,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:49:25,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:25,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:25,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:25,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:49:25,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:25,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:49:25,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:25,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:25,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:25,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:25,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:25,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:25,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:49:25,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:25,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:25,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:25,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:49:25,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:25,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:49:25,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:25,171 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:25,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:25,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:25,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:25,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:25,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-15 04:49:25,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:25,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:25,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:25,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 04:49:25,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:25,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-15 04:49:25,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:25,195 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:25,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:49:25,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:49:25,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 04:49:25,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:25,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-15 04:49:25,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:25,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:25,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:25,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:49:25,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:25,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:49:25,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:25,236 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:25,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:25,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:49:25,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:25,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:25,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:49:25,263 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1175847398] [2020-10-15 04:49:25,263 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:49:25,263 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-15 04:49:25,263 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495701833] [2020-10-15 04:49:25,265 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-15 04:49:25,265 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:49:25,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-15 04:49:25,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-10-15 04:49:25,266 INFO L87 Difference]: Start difference. First operand 434 states and 614 transitions. Second operand 10 states. [2020-10-15 04:49:28,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:49:28,063 INFO L93 Difference]: Finished difference Result 1241 states and 1844 transitions. [2020-10-15 04:49:28,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-15 04:49:28,063 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 119 [2020-10-15 04:49:28,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:49:28,070 INFO L225 Difference]: With dead ends: 1241 [2020-10-15 04:49:28,071 INFO L226 Difference]: Without dead ends: 829 [2020-10-15 04:49:28,073 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=122, Invalid=298, Unknown=0, NotChecked=0, Total=420 [2020-10-15 04:49:28,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 829 states. [2020-10-15 04:49:28,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 829 to 545. [2020-10-15 04:49:28,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 545 states. [2020-10-15 04:49:28,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 545 states and 744 transitions. [2020-10-15 04:49:28,152 INFO L78 Accepts]: Start accepts. Automaton has 545 states and 744 transitions. Word has length 119 [2020-10-15 04:49:28,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:49:28,152 INFO L479 AbstractCegarLoop]: Abstraction has 545 states and 744 transitions. [2020-10-15 04:49:28,153 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-15 04:49:28,153 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 744 transitions. [2020-10-15 04:49:28,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-10-15 04:49:28,155 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:49:28,155 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] [2020-10-15 04:49:28,155 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 04:49:28,156 INFO L427 AbstractCegarLoop]: === Iteration 3 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:49:28,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:49:28,156 INFO L82 PathProgramCache]: Analyzing trace with hash -248001020, now seen corresponding path program 1 times [2020-10-15 04:49:28,156 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:49:28,156 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [439635001] [2020-10-15 04:49:28,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:49:28,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:28,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:28,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:28,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:28,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:28,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:29,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:29,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:29,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:30,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:30,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:30,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:30,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:30,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:30,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:30,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:30,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:33,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:33,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 157 [2020-10-15 04:49:33,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-15 04:49:33,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-15 04:49:33,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:33,178 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:33,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 04:49:33,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:49:33,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 113 [2020-10-15 04:49:33,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:33,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:49:33,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:33,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:33,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:33,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:49:33,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:33,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 04:49:33,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:33,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:33,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:33,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:33,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:49:33,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:33,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:49:33,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:33,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:33,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:33,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:49:33,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:33,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:49:33,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:33,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:33,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:33,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:33,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:49:33,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:33,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:49:33,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:33,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:33,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:33,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:49:33,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:33,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:49:33,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:33,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:33,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:33,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:33,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:49:33,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:33,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:49:33,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:33,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:33,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:33,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-15 04:49:33,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:33,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:49:33,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:33,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:33,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:33,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:33,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-15 04:49:33,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:33,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 04:49:33,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:33,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:33,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:33,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 04:49:33,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:33,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 04:49:33,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:33,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:33,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:49:33,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:49:33,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 04:49:33,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:33,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-15 04:49:33,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:33,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:33,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:33,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:33,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:34,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:34,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 04:49:34,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 04:49:34,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 895 [2020-10-15 04:49:34,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:34,332 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:34,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:34,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:34,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-15 04:49:34,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:34,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:49:34,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:34,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:34,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:34,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:49:34,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:34,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:49:34,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:34,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:34,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:34,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:34,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:34,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:34,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:49:34,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:34,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:34,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:34,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:49:34,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:34,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:49:34,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:34,346 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:34,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:34,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:34,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:34,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:34,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:49:34,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:34,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:34,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:34,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:49:34,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:34,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:49:34,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:34,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:34,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:34,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:34,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:34,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:34,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:49:34,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:34,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:34,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:34,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:49:34,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:34,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:49:34,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:34,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:34,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:34,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:34,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:34,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:34,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:49:34,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:34,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:34,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:34,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:49:34,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:34,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:49:34,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:34,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:34,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:34,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:34,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:34,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:34,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-15 04:49:34,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:34,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:34,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:34,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 04:49:34,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:34,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 04:49:34,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:34,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:34,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:49:34,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:49:34,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 04:49:34,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:34,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-15 04:49:34,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:34,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:34,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:34,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:49:34,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:34,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:49:34,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:34,405 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:34,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:34,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:49:34,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:34,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:34,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:49:34,431 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [439635001] [2020-10-15 04:49:34,431 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:49:34,432 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-15 04:49:34,432 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534486024] [2020-10-15 04:49:34,434 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-15 04:49:34,435 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:49:34,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-15 04:49:34,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-10-15 04:49:34,436 INFO L87 Difference]: Start difference. First operand 545 states and 744 transitions. Second operand 10 states. [2020-10-15 04:49:36,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:49:36,772 INFO L93 Difference]: Finished difference Result 1337 states and 1921 transitions. [2020-10-15 04:49:36,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 04:49:36,778 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 119 [2020-10-15 04:49:36,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:49:36,791 INFO L225 Difference]: With dead ends: 1337 [2020-10-15 04:49:36,791 INFO L226 Difference]: Without dead ends: 814 [2020-10-15 04:49:36,794 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2020-10-15 04:49:36,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 814 states. [2020-10-15 04:49:36,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 814 to 545. [2020-10-15 04:49:36,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 545 states. [2020-10-15 04:49:36,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 545 states and 738 transitions. [2020-10-15 04:49:36,870 INFO L78 Accepts]: Start accepts. Automaton has 545 states and 738 transitions. Word has length 119 [2020-10-15 04:49:36,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:49:36,870 INFO L479 AbstractCegarLoop]: Abstraction has 545 states and 738 transitions. [2020-10-15 04:49:36,870 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-15 04:49:36,871 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 738 transitions. [2020-10-15 04:49:36,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-10-15 04:49:36,878 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:49:36,878 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] [2020-10-15 04:49:36,878 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 04:49:36,878 INFO L427 AbstractCegarLoop]: === Iteration 4 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:49:36,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:49:36,879 INFO L82 PathProgramCache]: Analyzing trace with hash 26758594, now seen corresponding path program 1 times [2020-10-15 04:49:36,879 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:49:36,880 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [291670887] [2020-10-15 04:49:36,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:49:36,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:36,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:36,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:36,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:36,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:37,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:38,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:38,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:38,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:38,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:38,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:38,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:38,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:38,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:38,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:38,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:41,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:41,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 157 [2020-10-15 04:49:41,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-15 04:49:41,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-15 04:49:41,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:41,906 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:41,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:49:41,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-15 04:49:41,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-15 04:49:41,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:41,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:49:41,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:41,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:41,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:41,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:49:41,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:41,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:49:41,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:41,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:41,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:41,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:41,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:41,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:42,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:49:42,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:42,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:42,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:42,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:49:42,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:42,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:49:42,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:42,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:42,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:42,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:42,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:42,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:42,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:49:42,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:42,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:42,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:42,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:49:42,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:42,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:49:42,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:42,011 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:42,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:42,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:42,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:42,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:42,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:49:42,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:42,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:42,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:42,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-15 04:49:42,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:42,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:49:42,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:42,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:42,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:42,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:42,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:42,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:42,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 04:49:42,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:42,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:42,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:42,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 04:49:42,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:42,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:49:42,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:42,075 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:42,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:42,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:42,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:49:42,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:42,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-15 04:49:42,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:42,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:42,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:42,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:42,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:42,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:42,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 04:49:42,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 04:49:42,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 592 [2020-10-15 04:49:42,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:42,677 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:42,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:42,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:42,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-15 04:49:42,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:42,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:49:42,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:42,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:42,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:42,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:49:42,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:42,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:49:42,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:42,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:42,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:42,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:42,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:42,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:42,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:49:42,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:42,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:42,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:42,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:49:42,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:42,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:49:42,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:42,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:42,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:42,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:42,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:42,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:42,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:49:42,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:42,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:42,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:42,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:49:42,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:42,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 04:49:42,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:42,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:42,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:42,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:42,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:42,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:42,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:49:42,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:42,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:42,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:42,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:49:42,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:42,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:49:42,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:42,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:42,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:42,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:42,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:42,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:42,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:49:42,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:42,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:42,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:42,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:49:42,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:42,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:49:42,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:42,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:42,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:42,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:42,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:42,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:42,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-15 04:49:42,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:42,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:42,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:42,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 04:49:42,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:42,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 04:49:42,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:42,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:42,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:49:42,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:49:42,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 04:49:42,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:42,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-15 04:49:42,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:42,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:42,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:42,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:49:42,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:42,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:49:42,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:42,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:42,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:42,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:49:42,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:42,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:42,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:49:42,815 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [291670887] [2020-10-15 04:49:42,816 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:49:42,816 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 04:49:42,817 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560990681] [2020-10-15 04:49:42,818 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 04:49:42,819 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:49:42,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 04:49:42,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-15 04:49:42,820 INFO L87 Difference]: Start difference. First operand 545 states and 738 transitions. Second operand 9 states. [2020-10-15 04:49:47,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:49:47,706 INFO L93 Difference]: Finished difference Result 2268 states and 3264 transitions. [2020-10-15 04:49:47,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-15 04:49:47,707 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 119 [2020-10-15 04:49:47,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:49:47,721 INFO L225 Difference]: With dead ends: 2268 [2020-10-15 04:49:47,721 INFO L226 Difference]: Without dead ends: 1747 [2020-10-15 04:49:47,724 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 [2020-10-15 04:49:47,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1747 states. [2020-10-15 04:49:47,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1747 to 1198. [2020-10-15 04:49:47,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1198 states. [2020-10-15 04:49:47,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 1198 states and 1625 transitions. [2020-10-15 04:49:47,875 INFO L78 Accepts]: Start accepts. Automaton has 1198 states and 1625 transitions. Word has length 119 [2020-10-15 04:49:47,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:49:47,875 INFO L479 AbstractCegarLoop]: Abstraction has 1198 states and 1625 transitions. [2020-10-15 04:49:47,875 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 04:49:47,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1625 transitions. [2020-10-15 04:49:47,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-10-15 04:49:47,877 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:49:47,878 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] [2020-10-15 04:49:47,878 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 04:49:47,878 INFO L427 AbstractCegarLoop]: === Iteration 5 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:49:47,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:49:47,879 INFO L82 PathProgramCache]: Analyzing trace with hash 4126340, now seen corresponding path program 1 times [2020-10-15 04:49:47,879 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:49:47,879 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1076348823] [2020-10-15 04:49:47,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:49:47,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:47,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:47,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:47,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:47,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:48,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:49,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:49,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:49,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:49,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:49,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:49,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:49,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:49,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:49,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:52,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:52,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 157 [2020-10-15 04:49:52,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-15 04:49:52,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-15 04:49:52,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:52,907 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:52,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:49:52,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:49:52,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-10-15 04:49:52,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:52,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:49:53,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:53,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:53,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:53,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:49:53,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:53,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 04:49:53,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:53,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:53,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:53,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:53,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:49:53,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:53,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:49:53,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:53,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:53,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:53,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:49:53,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:53,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:49:53,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:53,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:53,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:53,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:53,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:49:53,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:53,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:49:53,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:53,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:53,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:53,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:49:53,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:53,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:49:53,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:53,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:53,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:53,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:53,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:49:53,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:53,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:49:53,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:53,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:53,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:53,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-15 04:49:53,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:53,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 04:49:53,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:53,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:53,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:53,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:53,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-15 04:49:53,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:53,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 04:49:53,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:53,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:53,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:53,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 04:49:53,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:53,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 04:49:53,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:53,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:53,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:53,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:53,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 04:49:53,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:53,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-15 04:49:53,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:53,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:53,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:53,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:53,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:53,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:53,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 04:49:53,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 04:49:53,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 594 [2020-10-15 04:49:53,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:53,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:53,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:53,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 40 [2020-10-15 04:49:53,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 04:49:53,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:53,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:49:53,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:53,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:53,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:53,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:49:53,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:53,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:49:53,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:53,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:53,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:53,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:53,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:53,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:53,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:49:53,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:53,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:53,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:53,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:49:53,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:53,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:49:53,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:53,764 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:53,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:53,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:53,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:53,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:53,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:49:53,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:53,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:53,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:53,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:49:53,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:53,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:49:53,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:53,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:53,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:53,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:53,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:53,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:53,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:49:53,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:53,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:53,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:53,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:49:53,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:53,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:49:53,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:53,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:53,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:53,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:53,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 04:49:53,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:53,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:49:53,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:53,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:53,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:53,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:49:53,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:53,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:49:53,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:53,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:53,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:53,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:53,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:49:53,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:53,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-15 04:49:53,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:53,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:53,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:53,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 04:49:53,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:53,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:49:53,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:53,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:53,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:53,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-15 04:49:53,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:53,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:53,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-15 04:49:53,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:53,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:53,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:53,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:49:53,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:53,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:49:53,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:53,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:53,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:53,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:49:53,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:53,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:49:53,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:49:53,816 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1076348823] [2020-10-15 04:49:53,816 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:49:53,816 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 04:49:53,817 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454298817] [2020-10-15 04:49:53,817 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 04:49:53,817 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:49:53,818 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 04:49:53,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-15 04:49:53,818 INFO L87 Difference]: Start difference. First operand 1198 states and 1625 transitions. Second operand 9 states. [2020-10-15 04:49:57,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:49:57,434 INFO L93 Difference]: Finished difference Result 4206 states and 6190 transitions. [2020-10-15 04:49:57,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 04:49:57,435 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 119 [2020-10-15 04:49:57,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:49:57,454 INFO L225 Difference]: With dead ends: 4206 [2020-10-15 04:49:57,454 INFO L226 Difference]: Without dead ends: 3032 [2020-10-15 04:49:57,461 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2020-10-15 04:49:57,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3032 states. [2020-10-15 04:49:57,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3032 to 2159. [2020-10-15 04:49:57,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2159 states. [2020-10-15 04:49:57,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2159 states to 2159 states and 2941 transitions. [2020-10-15 04:49:57,687 INFO L78 Accepts]: Start accepts. Automaton has 2159 states and 2941 transitions. Word has length 119 [2020-10-15 04:49:57,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:49:57,689 INFO L479 AbstractCegarLoop]: Abstraction has 2159 states and 2941 transitions. [2020-10-15 04:49:57,689 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 04:49:57,689 INFO L276 IsEmpty]: Start isEmpty. Operand 2159 states and 2941 transitions. [2020-10-15 04:49:57,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-10-15 04:49:57,691 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:49:57,691 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] [2020-10-15 04:49:57,692 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 04:49:57,692 INFO L427 AbstractCegarLoop]: === Iteration 6 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:49:57,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:49:57,692 INFO L82 PathProgramCache]: Analyzing trace with hash -697441885, now seen corresponding path program 1 times [2020-10-15 04:49:57,692 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:49:57,693 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [418304512] [2020-10-15 04:49:57,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:49:57,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:57,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:57,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:57,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:57,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:57,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:57,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:02,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:02,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:02,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:02,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:02,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:02,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:02,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:02,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:02,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:02,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 157 [2020-10-15 04:50:02,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-15 04:50:02,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-15 04:50:02,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:02,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:02,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:50:02,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:50:02,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 56 [2020-10-15 04:50:02,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:02,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:50:02,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:02,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:02,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:02,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:50:02,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:02,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:50:02,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:02,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:02,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:02,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:02,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:50:02,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:02,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:50:02,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:02,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:02,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:02,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:50:02,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:02,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:50:02,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:02,819 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:02,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:02,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:02,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:50:02,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:02,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:50:02,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:02,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:02,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:02,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:50:02,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:02,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:50:02,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:02,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:02,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:02,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:02,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:50:02,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:02,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:50:02,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:02,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:02,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:02,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-15 04:50:02,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:02,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:50:02,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:02,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:02,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:02,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:02,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-15 04:50:02,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:02,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 04:50:02,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:02,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:02,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:02,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 04:50:02,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:02,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:50:02,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:02,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:02,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:02,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:02,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 04:50:02,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:02,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-15 04:50:02,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:02,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:02,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:02,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:02,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:03,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:05,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:05,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 04:50:05,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 04:50:05,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2482 [2020-10-15 04:50:05,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:05,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:05,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:05,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:50:05,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-15 04:50:05,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:05,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:50:05,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:05,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:05,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:05,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:05,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:05,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:50:05,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:05,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:05,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:05,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:05,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 04:50:05,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:50:05,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:50:05,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:05,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:05,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:05,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:05,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:05,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:50:05,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:05,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:05,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:05,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:05,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:50:05,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:50:05,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:50:05,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:05,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:05,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:05,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:05,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:05,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:50:05,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:05,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:05,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:05,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:05,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:50:05,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:50:05,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:50:05,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:05,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:05,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:05,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:05,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:05,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:50:05,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:05,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:05,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:05,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:05,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:50:05,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:05,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:50:05,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:05,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:05,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:05,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:05,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:05,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:50:05,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:05,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:05,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:05,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:05,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:50:05,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:05,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-15 04:50:05,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:05,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:05,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:05,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 04:50:05,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:05,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:50:05,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:05,430 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:05,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:05,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-15 04:50:05,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:05,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:05,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-15 04:50:05,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:05,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:05,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:05,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:50:05,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:05,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:05,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:05,436 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:05,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:05,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:50:05,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:05,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:05,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:50:05,460 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [418304512] [2020-10-15 04:50:05,461 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:50:05,461 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 04:50:05,461 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361202664] [2020-10-15 04:50:05,462 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 04:50:05,462 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:50:05,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 04:50:05,462 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-15 04:50:05,462 INFO L87 Difference]: Start difference. First operand 2159 states and 2941 transitions. Second operand 8 states. [2020-10-15 04:50:09,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:50:09,846 INFO L93 Difference]: Finished difference Result 8058 states and 11656 transitions. [2020-10-15 04:50:09,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 04:50:09,847 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 119 [2020-10-15 04:50:09,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:50:09,881 INFO L225 Difference]: With dead ends: 8058 [2020-10-15 04:50:09,882 INFO L226 Difference]: Without dead ends: 5923 [2020-10-15 04:50:09,893 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 [2020-10-15 04:50:09,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5923 states. [2020-10-15 04:50:10,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5923 to 4461. [2020-10-15 04:50:10,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4461 states. [2020-10-15 04:50:10,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4461 states to 4461 states and 6137 transitions. [2020-10-15 04:50:10,435 INFO L78 Accepts]: Start accepts. Automaton has 4461 states and 6137 transitions. Word has length 119 [2020-10-15 04:50:10,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:50:10,435 INFO L479 AbstractCegarLoop]: Abstraction has 4461 states and 6137 transitions. [2020-10-15 04:50:10,435 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 04:50:10,435 INFO L276 IsEmpty]: Start isEmpty. Operand 4461 states and 6137 transitions. [2020-10-15 04:50:10,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-10-15 04:50:10,442 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:50:10,443 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] [2020-10-15 04:50:10,444 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 04:50:10,444 INFO L427 AbstractCegarLoop]: === Iteration 7 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:50:10,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:50:10,444 INFO L82 PathProgramCache]: Analyzing trace with hash -1111893365, now seen corresponding path program 1 times [2020-10-15 04:50:10,445 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:50:10,445 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [252491164] [2020-10-15 04:50:10,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:50:10,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:10,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:10,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:10,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:10,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:10,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:10,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:10,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:15,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:15,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 249 [2020-10-15 04:50:15,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 04:50:15,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-15 04:50:15,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:15,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:15,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 04:50:15,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:50:15,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-15 04:50:15,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:15,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:50:15,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:15,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:15,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:15,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:50:15,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:15,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:50:15,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:15,555 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:15,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:15,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:15,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:50:15,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:15,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:50:15,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:15,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:15,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:15,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:50:15,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:15,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:15,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:15,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:15,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:15,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:15,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:50:15,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:15,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:50:15,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:15,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:15,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:15,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:50:15,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:15,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:50:15,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:15,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:15,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:15,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:15,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:50:15,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:15,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:50:15,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:15,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:15,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:15,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-15 04:50:15,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:15,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:50:15,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:15,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:15,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:15,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:15,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-15 04:50:15,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:15,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 04:50:15,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:15,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:15,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:15,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 04:50:15,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:15,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 04:50:15,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:15,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:15,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:50:15,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:50:15,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 04:50:15,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:15,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-15 04:50:15,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:15,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:15,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:15,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:15,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:15,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:17,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:20,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:20,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 04:50:20,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 04:50:20,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 04:50:20,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:20,648 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:20,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:50:20,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:50:20,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:50:20,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:20,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:50:20,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:20,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:20,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:20,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:20,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:20,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:50:20,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:20,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:20,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:50:20,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:20,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:50:20,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:20,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:50:20,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:20,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:20,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:20,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:20,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:20,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:20,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:20,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:20,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:20,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:50:20,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:20,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:50:20,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:50:20,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:20,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:20,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:20,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:20,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:20,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:20,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:20,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:20,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:20,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:50:20,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:20,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:20,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:50:20,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:20,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:20,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:20,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:20,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:20,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:20,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:20,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:20,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:20,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:50:20,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:20,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:20,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:50:20,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:20,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:20,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:20,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:20,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:20,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:20,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:20,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:20,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:20,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:50:20,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:20,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:20,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-15 04:50:20,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:20,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:20,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:20,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 04:50:20,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:20,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:50:20,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:20,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:20,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:20,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-15 04:50:20,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:20,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:20,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-15 04:50:20,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:20,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:20,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:20,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:50:20,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:20,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:20,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:20,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:20,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:20,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:50:20,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:20,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:20,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-15 04:50:20,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:20,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:20,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:20,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:20,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:20,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:22,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:25,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:25,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-15 04:50:25,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 04:50:25,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-15 04:50:25,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:25,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:25,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:50:25,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 50 [2020-10-15 04:50:25,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:50:25,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:25,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 04:50:25,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:25,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:25,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:25,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:25,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:25,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:30,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:30,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-15 04:50:30,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 04:50:30,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 04:50:30,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:30,806 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:30,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:50:30,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-15 04:50:30,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:50:30,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:30,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:50:30,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:30,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:30,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:30,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:30,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:31,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:35,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:35,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 04:50:35,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 04:50:35,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 04:50:35,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:35,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:35,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:50:35,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-15 04:50:35,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:50:35,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:35,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:50:35,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:35,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:35,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:35,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:35,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:35,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:35,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:35,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:35,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:35,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:35,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:35,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:35,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:50:35,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:35,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:35,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:35,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:35,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:35,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:50:35,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:35,867 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:35,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:35,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:35,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:35,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:35,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:50:35,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:35,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:35,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:35,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:35,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:35,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:50:35,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:35,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:35,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:50:35,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:35,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:50:35,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:50:35,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:50:35,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:35,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:35,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:35,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:35,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:35,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:35,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:35,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:35,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:35,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:50:35,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:35,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:35,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:50:35,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:35,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:35,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:35,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:35,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:35,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:50:35,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:35,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:35,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:35,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:50:35,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:35,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:35,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-15 04:50:35,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:35,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:35,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:35,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:50:35,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:35,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:35,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:35,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:35,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:35,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:50:35,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:35,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:35,956 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2020-10-15 04:50:35,956 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [252491164] [2020-10-15 04:50:35,956 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 04:50:35,957 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-15 04:50:35,957 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011281603] [2020-10-15 04:50:35,957 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-15 04:50:35,958 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:50:35,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-15 04:50:35,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=236, Unknown=0, NotChecked=0, Total=272 [2020-10-15 04:50:35,958 INFO L87 Difference]: Start difference. First operand 4461 states and 6137 transitions. Second operand 17 states. [2020-10-15 04:50:45,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:50:45,029 INFO L93 Difference]: Finished difference Result 18673 states and 27518 transitions. [2020-10-15 04:50:45,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2020-10-15 04:50:45,029 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 193 [2020-10-15 04:50:45,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:50:45,130 INFO L225 Difference]: With dead ends: 18673 [2020-10-15 04:50:45,130 INFO L226 Difference]: Without dead ends: 14234 [2020-10-15 04:50:45,162 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 797 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=520, Invalid=2560, Unknown=0, NotChecked=0, Total=3080 [2020-10-15 04:50:45,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14234 states. [2020-10-15 04:50:46,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14234 to 9461. [2020-10-15 04:50:46,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9461 states. [2020-10-15 04:50:46,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9461 states to 9461 states and 12825 transitions. [2020-10-15 04:50:46,096 INFO L78 Accepts]: Start accepts. Automaton has 9461 states and 12825 transitions. Word has length 193 [2020-10-15 04:50:46,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:50:46,097 INFO L479 AbstractCegarLoop]: Abstraction has 9461 states and 12825 transitions. [2020-10-15 04:50:46,097 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-15 04:50:46,097 INFO L276 IsEmpty]: Start isEmpty. Operand 9461 states and 12825 transitions. [2020-10-15 04:50:46,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-10-15 04:50:46,103 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:50:46,103 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] [2020-10-15 04:50:46,103 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-15 04:50:46,104 INFO L427 AbstractCegarLoop]: === Iteration 8 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:50:46,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:50:46,104 INFO L82 PathProgramCache]: Analyzing trace with hash 701946068, now seen corresponding path program 1 times [2020-10-15 04:50:46,104 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:50:46,104 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [830148420] [2020-10-15 04:50:46,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:50:46,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:46,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:46,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:46,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:46,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:46,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:46,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:51,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:51,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 249 [2020-10-15 04:50:51,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 04:50:51,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-15 04:50:51,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:51,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:51,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 04:50:51,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:50:51,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-15 04:50:51,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:51,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:50:51,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:51,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:51,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:51,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:50:51,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:51,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:50:51,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:51,208 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:51,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:51,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:51,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:50:51,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:51,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:50:51,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:51,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:51,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:51,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:50:51,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:51,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:50:51,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:51,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:51,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:51,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:51,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:50:51,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:51,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:50:51,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:51,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:51,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:51,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:50:51,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:51,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:50:51,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:51,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:51,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:51,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:51,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:50:51,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:51,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:50:51,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:51,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:51,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:51,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-15 04:50:51,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:51,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:50:51,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:51,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:51,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:51,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:51,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-15 04:50:51,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:51,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 04:50:51,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:51,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:51,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:51,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 04:50:51,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:51,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 04:50:51,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:51,293 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:51,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:50:51,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:50:51,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 04:50:51,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:51,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-15 04:50:51,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:51,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:51,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:51,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:51,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:51,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:51,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 04:50:51,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 04:50:51,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 185 [2020-10-15 04:50:51,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:51,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:51,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:50:51,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-15 04:50:51,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:50:51,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:51,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:50:51,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:51,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:51,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:51,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:51,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:51,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:51,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:51,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:51,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:51,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:51,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:51,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:51,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:50:51,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:51,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:51,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:51,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:51,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:51,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:50:51,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:51,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:51,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:51,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:51,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:51,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:51,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:50:51,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:51,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:51,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:51,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:51,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:51,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:50:51,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:51,555 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:51,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:51,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:51,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:51,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:50:51,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:50:51,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:51,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:51,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:51,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:51,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:51,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:50:51,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:51,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:51,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:50:51,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:51,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:50:51,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:50:51,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:50:51,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:51,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:51,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:51,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:51,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:51,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:51,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:51,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:51,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:51,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:50:51,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:51,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:50:51,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-15 04:50:51,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:51,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:51,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:51,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 04:50:51,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:51,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:50:51,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:51,610 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:51,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:51,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-15 04:50:51,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:51,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:50:51,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-15 04:50:51,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:51,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:51,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:51,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:50:51,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:51,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:51,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:51,618 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:51,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:51,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:50:51,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:51,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-10-15 04:50:51,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-15 04:50:51,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:51,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:51,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:51,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:51,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:52,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:52,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-15 04:50:52,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 04:50:52,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 514 [2020-10-15 04:50:52,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:52,185 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:52,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:50:52,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-15 04:50:52,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:50:52,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:52,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 04:50:52,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:52,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:52,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:52,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:52,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:52,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-15 04:50:52,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 04:50:52,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 322 [2020-10-15 04:50:52,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:52,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:52,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:50:52,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-15 04:50:52,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:50:52,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:52,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:50:52,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:52,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:52,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:52,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:52,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:52,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 04:50:52,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 04:50:52,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 187 [2020-10-15 04:50:52,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:52,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:52,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:50:52,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-15 04:50:52,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:50:52,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:52,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:50:52,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:52,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:52,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:52,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:52,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:52,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:50:52,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:52,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:52,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:52,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:52,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:52,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:52,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:50:52,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:52,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:52,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:52,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:52,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:52,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:50:52,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:52,748 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:52,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:52,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:52,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:52,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:52,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:50:52,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:52,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:52,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:52,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:52,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:52,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:50:52,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:52,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:52,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:52,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:52,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:52,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:52,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:50:52,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:52,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:52,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:52,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:52,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:52,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:50:52,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:52,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:52,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:50:52,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:52,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:50:52,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:50:52,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:50:52,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:52,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:52,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:52,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:52,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:52,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:52,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:52,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:52,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:52,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:50:52,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:52,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:52,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-15 04:50:52,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:52,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:52,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:52,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:50:52,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:52,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:50:52,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:52,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:52,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:52,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:50:52,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:52,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:52,822 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2020-10-15 04:50:52,822 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [830148420] [2020-10-15 04:50:52,822 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:50:52,822 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-15 04:50:52,823 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281649961] [2020-10-15 04:50:52,823 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-15 04:50:52,823 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:50:52,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-15 04:50:52,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2020-10-15 04:50:52,824 INFO L87 Difference]: Start difference. First operand 9461 states and 12825 transitions. Second operand 14 states. [2020-10-15 04:50:57,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:50:57,717 INFO L93 Difference]: Finished difference Result 22486 states and 32119 transitions. [2020-10-15 04:50:57,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-15 04:50:57,717 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 193 [2020-10-15 04:50:57,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:50:57,783 INFO L225 Difference]: With dead ends: 22486 [2020-10-15 04:50:57,783 INFO L226 Difference]: Without dead ends: 13047 [2020-10-15 04:50:57,833 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 49 SyntacticMatches, 4 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=167, Invalid=483, Unknown=0, NotChecked=0, Total=650 [2020-10-15 04:50:57,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13047 states. [2020-10-15 04:50:58,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13047 to 9661. [2020-10-15 04:50:58,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9661 states. [2020-10-15 04:50:58,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9661 states to 9661 states and 12865 transitions. [2020-10-15 04:50:58,691 INFO L78 Accepts]: Start accepts. Automaton has 9661 states and 12865 transitions. Word has length 193 [2020-10-15 04:50:58,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:50:58,692 INFO L479 AbstractCegarLoop]: Abstraction has 9661 states and 12865 transitions. [2020-10-15 04:50:58,692 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-15 04:50:58,692 INFO L276 IsEmpty]: Start isEmpty. Operand 9661 states and 12865 transitions. [2020-10-15 04:50:58,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-10-15 04:50:58,697 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:50:58,698 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] [2020-10-15 04:50:58,698 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-15 04:50:58,698 INFO L427 AbstractCegarLoop]: === Iteration 9 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:50:58,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:50:58,699 INFO L82 PathProgramCache]: Analyzing trace with hash 958767511, now seen corresponding path program 1 times [2020-10-15 04:50:58,699 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:50:58,699 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1242688141] [2020-10-15 04:50:58,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:50:58,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:58,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:58,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:58,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:58,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:58,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:59,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:59,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:59,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:59,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:59,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:03,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:03,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 249 [2020-10-15 04:51:03,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-15 04:51:03,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-15 04:51:03,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:03,721 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:03,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 04:51:03,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:51:03,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-15 04:51:03,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:03,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:51:03,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:03,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:03,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:03,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:51:03,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:03,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:51:03,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:03,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:03,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:03,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:03,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:51:03,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:03,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:51:03,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:03,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:03,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:03,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:51:03,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:03,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:03,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:03,829 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:03,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:03,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:03,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:51:03,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:03,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:51:03,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:03,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:03,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:03,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:51:03,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:03,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:51:03,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:03,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:03,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:03,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:03,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:51:03,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:03,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:51:03,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:03,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:03,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:03,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-15 04:51:03,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:03,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:51:03,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:03,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:03,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:03,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:03,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-15 04:51:03,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:03,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 04:51:03,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:03,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:03,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:03,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 04:51:03,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:03,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 04:51:03,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:03,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:03,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:51:03,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:51:03,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 04:51:03,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:03,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-15 04:51:03,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:03,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:03,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:03,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:03,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:03,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 04:51:03,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 04:51:03,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-15 04:51:03,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:03,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:03,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:51:03,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-15 04:51:03,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:51:03,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:04,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:51:04,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:04,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:04,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:04,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:04,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:04,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:04,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:04,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:04,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:04,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:04,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:04,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:04,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:51:04,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:04,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:04,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:04,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:04,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:04,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:51:04,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:04,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:04,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:51:04,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:04,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:51:04,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:04,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:51:04,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:04,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:04,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:04,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:04,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:04,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:04,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:04,044 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:04,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:04,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:51:04,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:04,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:04,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:51:04,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:04,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:04,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:04,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:04,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:04,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:04,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:04,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:04,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:04,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:51:04,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:04,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:04,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:51:04,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:04,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:04,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:04,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:04,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:04,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:04,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:04,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:04,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:04,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:51:04,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:04,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:04,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-15 04:51:04,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:04,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:04,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:04,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 04:51:04,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:04,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:51:04,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:04,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:04,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:04,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-15 04:51:04,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:04,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:04,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-15 04:51:04,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:04,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:04,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:04,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:51:04,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:04,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:04,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:04,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:04,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:04,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:51:04,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:04,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:04,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-15 04:51:04,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:04,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:04,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:04,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:04,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:04,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-15 04:51:04,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 04:51:04,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 91 [2020-10-15 04:51:04,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:04,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:04,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:51:04,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-15 04:51:04,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:51:04,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:04,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 04:51:04,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:04,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:04,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:04,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:04,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-15 04:51:04,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 04:51:04,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 122 [2020-10-15 04:51:04,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:04,339 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:04,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:51:04,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-15 04:51:04,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:51:04,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:04,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:51:04,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:04,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:04,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:04,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:04,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 04:51:04,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 04:51:04,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-15 04:51:04,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:04,425 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:04,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:51:04,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-15 04:51:04,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:51:04,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:04,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:51:04,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:04,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:04,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:04,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:04,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:04,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:04,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:04,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:04,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:04,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:04,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:04,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:04,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:51:04,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:04,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:04,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:04,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:04,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:04,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:04,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:04,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:04,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:04,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:04,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:04,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 04:51:04,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:51:04,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:04,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:04,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:04,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:04,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:04,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:04,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:04,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:04,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:04,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:04,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:04,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:04,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:51:04,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:04,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:04,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:04,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:04,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:04,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:04,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:04,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:04,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:04,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:04,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:04,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:04,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:51:04,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:04,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:04,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:04,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:04,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:04,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:51:04,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:04,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:04,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:51:04,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:04,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:51:04,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:04,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-15 04:51:04,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:04,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:04,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:04,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:51:04,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:04,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:04,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:04,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:04,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:04,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:51:04,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:04,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:04,557 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 4 proven. 14 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2020-10-15 04:51:04,557 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1242688141] [2020-10-15 04:51:04,557 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 04:51:04,557 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-15 04:51:04,558 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916188729] [2020-10-15 04:51:04,558 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-15 04:51:04,559 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:51:04,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-15 04:51:04,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2020-10-15 04:51:04,559 INFO L87 Difference]: Start difference. First operand 9661 states and 12865 transitions. Second operand 18 states. [2020-10-15 04:51:10,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:51:10,262 INFO L93 Difference]: Finished difference Result 23686 states and 33324 transitions. [2020-10-15 04:51:10,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-15 04:51:10,263 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 193 [2020-10-15 04:51:10,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:51:10,314 INFO L225 Difference]: With dead ends: 23686 [2020-10-15 04:51:10,314 INFO L226 Difference]: Without dead ends: 14047 [2020-10-15 04:51:10,350 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 223 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=293, Invalid=1113, Unknown=0, NotChecked=0, Total=1406 [2020-10-15 04:51:10,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14047 states. [2020-10-15 04:51:11,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14047 to 10021. [2020-10-15 04:51:11,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10021 states. [2020-10-15 04:51:11,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10021 states to 10021 states and 13041 transitions. [2020-10-15 04:51:11,163 INFO L78 Accepts]: Start accepts. Automaton has 10021 states and 13041 transitions. Word has length 193 [2020-10-15 04:51:11,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:51:11,164 INFO L479 AbstractCegarLoop]: Abstraction has 10021 states and 13041 transitions. [2020-10-15 04:51:11,164 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-15 04:51:11,164 INFO L276 IsEmpty]: Start isEmpty. Operand 10021 states and 13041 transitions. [2020-10-15 04:51:11,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-10-15 04:51:11,170 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:51:11,170 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] [2020-10-15 04:51:11,170 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-15 04:51:11,170 INFO L427 AbstractCegarLoop]: === Iteration 10 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:51:11,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:51:11,171 INFO L82 PathProgramCache]: Analyzing trace with hash 1375288958, now seen corresponding path program 1 times [2020-10-15 04:51:11,171 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:51:11,171 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [671648741] [2020-10-15 04:51:11,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:51:11,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:11,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:11,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:11,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:11,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:11,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:11,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:11,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:11,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:13,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:13,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:14,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:16,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:16,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 249 [2020-10-15 04:51:16,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-15 04:51:16,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 04:51:16,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:16,188 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:16,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 04:51:16,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:51:16,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 171 [2020-10-15 04:51:16,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:16,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:51:16,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:16,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:16,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:16,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:51:16,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:16,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:51:16,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:16,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:16,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:16,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:16,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:51:16,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:16,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:51:16,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:16,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:16,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:16,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:51:16,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:16,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:51:16,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:16,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:16,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:16,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:16,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:51:16,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:16,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:51:16,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:16,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:16,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:16,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:51:16,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:16,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:51:16,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:16,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:16,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:16,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:16,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:51:16,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:16,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:51:16,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:16,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:16,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:16,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-15 04:51:16,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:16,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:51:16,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:16,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:16,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:16,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:16,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-15 04:51:16,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:16,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 04:51:16,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:16,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:16,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:16,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 04:51:16,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:16,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:51:16,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:16,343 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:16,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:16,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:16,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 04:51:16,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:16,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-15 04:51:16,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:16,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:16,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:16,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 04:51:16,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:16,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 04:51:16,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:16,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:16,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:16,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:16,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-15 04:51:16,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:16,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:51:16,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:16,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:16,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:16,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:16,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:16,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:51:16,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:16,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:16,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:16,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:16,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:16,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:16,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:51:16,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:16,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:16,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:16,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:16,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:16,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:51:16,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:16,365 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:16,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:16,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:16,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:16,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:16,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:51:16,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:16,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:16,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:16,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:16,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:16,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:51:16,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:16,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:16,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:16,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:16,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:16,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:16,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:51:16,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:16,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:16,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:16,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:16,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:16,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:51:16,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:16,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:16,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:16,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:16,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:16,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:16,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:51:16,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:16,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:16,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:16,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:16,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:16,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:51:16,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:16,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:16,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:16,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:16,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:16,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:16,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-15 04:51:16,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:16,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:16,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:16,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 04:51:16,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:16,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:51:16,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:16,384 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:16,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:16,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:16,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 04:51:16,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:16,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-15 04:51:16,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:16,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:16,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:16,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:51:16,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:16,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:16,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:16,388 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:16,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:16,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:16,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:51:16,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:16,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-15 04:51:16,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:16,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:16,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:16,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-15 04:51:16,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:16,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 04:51:16,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:16,430 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:16,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:16,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-15 04:51:16,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-15 04:51:16,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:16,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 04:51:16,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:16,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:16,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:16,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-15 04:51:16,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:16,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 04:51:16,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:16,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:16,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:16,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:16,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 04:51:16,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:16,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:51:16,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:16,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:16,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:16,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 04:51:16,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:16,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:51:16,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:16,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:16,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:16,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:16,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-15 04:51:16,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:16,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:51:16,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:16,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:16,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:16,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:16,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:16,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:16,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:16,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:16,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:16,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:16,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:16,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:16,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:51:16,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:16,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:16,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:16,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:16,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:16,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:16,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:16,479 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:16,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:16,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:16,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 04:51:16,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:16,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:51:16,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:16,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:16,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:16,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:16,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:16,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:16,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:16,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:16,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:16,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:16,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:51:16,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:16,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:51:16,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:16,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:16,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:16,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:16,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:16,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:16,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:16,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:16,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:16,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:16,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:51:16,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:16,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:51:16,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:16,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:16,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:16,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:16,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:16,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:16,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:16,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:16,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:16,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:16,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:51:16,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:16,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-15 04:51:16,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:16,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:16,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:16,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:51:16,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:16,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:16,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:16,505 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:16,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:16,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:51:16,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:16,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:16,531 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-15 04:51:16,531 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [671648741] [2020-10-15 04:51:16,532 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:51:16,532 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 04:51:16,532 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828465820] [2020-10-15 04:51:16,532 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 04:51:16,532 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:51:16,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 04:51:16,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-15 04:51:16,533 INFO L87 Difference]: Start difference. First operand 10021 states and 13041 transitions. Second operand 9 states. [2020-10-15 04:51:23,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:51:23,712 INFO L93 Difference]: Finished difference Result 35439 states and 48884 transitions. [2020-10-15 04:51:23,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-15 04:51:23,713 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 193 [2020-10-15 04:51:23,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:51:23,849 INFO L225 Difference]: With dead ends: 35439 [2020-10-15 04:51:23,849 INFO L226 Difference]: Without dead ends: 25442 [2020-10-15 04:51:23,893 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2020-10-15 04:51:23,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25442 states. [2020-10-15 04:51:26,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25442 to 19501. [2020-10-15 04:51:26,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19501 states. [2020-10-15 04:51:26,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19501 states to 19501 states and 25465 transitions. [2020-10-15 04:51:26,252 INFO L78 Accepts]: Start accepts. Automaton has 19501 states and 25465 transitions. Word has length 193 [2020-10-15 04:51:26,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:51:26,252 INFO L479 AbstractCegarLoop]: Abstraction has 19501 states and 25465 transitions. [2020-10-15 04:51:26,252 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 04:51:26,252 INFO L276 IsEmpty]: Start isEmpty. Operand 19501 states and 25465 transitions. [2020-10-15 04:51:26,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-10-15 04:51:26,258 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:51:26,259 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] [2020-10-15 04:51:26,259 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-15 04:51:26,259 INFO L427 AbstractCegarLoop]: === Iteration 11 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:51:26,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:51:26,259 INFO L82 PathProgramCache]: Analyzing trace with hash -1059277669, now seen corresponding path program 1 times [2020-10-15 04:51:26,260 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:51:26,260 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1410621352] [2020-10-15 04:51:26,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:51:26,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:26,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:26,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:26,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:26,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:26,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:26,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:26,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:27,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:31,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:31,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 249 [2020-10-15 04:51:31,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 04:51:31,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-15 04:51:31,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:31,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:31,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 04:51:31,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-15 04:51:31,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 192 [2020-10-15 04:51:31,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:31,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:51:31,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:31,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:31,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:31,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:51:31,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:31,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:51:31,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:31,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:31,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:31,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:31,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:31,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:31,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:51:31,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:31,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:31,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:31,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:51:31,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:31,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:31,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:31,388 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:31,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:31,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:31,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:31,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:31,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:51:31,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:31,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:31,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:31,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:51:31,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:31,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:51:31,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:31,391 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:31,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:31,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:31,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:31,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:31,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:51:31,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:31,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:31,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:31,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-15 04:51:31,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:31,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:51:31,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:31,413 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:31,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:31,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:31,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:51:31,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:31,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 04:51:31,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:31,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:31,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:31,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 04:51:31,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:31,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:51:31,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:31,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:31,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:31,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:31,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 04:51:31,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:31,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-15 04:51:31,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:31,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:31,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:31,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 04:51:31,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:31,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 04:51:31,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:31,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:31,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:51:31,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:51:31,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-15 04:51:31,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:31,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:51:31,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:31,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:31,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:31,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:31,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:31,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:51:31,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:31,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:31,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:31,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:31,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:51:31,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:31,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:51:31,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:31,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:31,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:31,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:31,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:31,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:51:31,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:31,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:31,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:31,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:31,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:51:31,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:31,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:51:31,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:31,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:31,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:31,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:31,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:31,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:51:31,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:31,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:31,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:31,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:31,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:51:31,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:31,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:51:31,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:31,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:31,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:31,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:31,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:31,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:51:31,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:31,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:31,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:31,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:31,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:51:31,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:31,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:51:31,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:31,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:31,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:31,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:31,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:31,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:51:31,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:31,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:31,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:31,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:31,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:51:31,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:31,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-15 04:51:31,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:31,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:31,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:31,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 04:51:31,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:31,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:51:31,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:31,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:31,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:31,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:31,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 04:51:31,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:31,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-15 04:51:31,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:31,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:31,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:31,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:51:31,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:31,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:31,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:31,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:31,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:31,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:31,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:51:31,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:31,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-15 04:51:31,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:31,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:31,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:31,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-15 04:51:31,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:31,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-15 04:51:31,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:31,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:31,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 04:51:31,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:51:31,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-15 04:51:31,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:31,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 04:51:31,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:31,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:31,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:31,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-15 04:51:31,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:31,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-15 04:51:31,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:31,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:31,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:51:31,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:51:31,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-15 04:51:31,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:31,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:51:31,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:31,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:31,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:31,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 04:51:31,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:31,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 04:51:31,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:31,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:31,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:51:31,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:51:31,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-15 04:51:31,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:31,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:51:31,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:31,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:31,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:31,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:31,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:31,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:31,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:31,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:31,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:31,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:31,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:51:31,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:31,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:51:31,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:31,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:31,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:31,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:31,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:31,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:31,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:31,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:31,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:31,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:31,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:51:31,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:31,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:51:31,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:31,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:31,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:31,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:31,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:31,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:31,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:31,801 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:31,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:31,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:31,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:51:31,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:31,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:51:31,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:31,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:31,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:31,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:31,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:31,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:31,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:31,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:31,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:31,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:31,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:51:31,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:31,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:51:31,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:31,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:31,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:31,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:31,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:31,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:31,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:31,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:31,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:31,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:31,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:51:31,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:31,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-15 04:51:31,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:31,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:31,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:31,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:51:31,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:31,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:51:31,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:31,816 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:31,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:31,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:51:31,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:31,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:31,854 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-15 04:51:31,854 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1410621352] [2020-10-15 04:51:31,854 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:51:31,855 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-15 04:51:31,855 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048476741] [2020-10-15 04:51:31,855 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-15 04:51:31,855 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:51:31,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-15 04:51:31,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2020-10-15 04:51:31,856 INFO L87 Difference]: Start difference. First operand 19501 states and 25465 transitions. Second operand 10 states. [2020-10-15 04:51:40,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:51:40,019 INFO L93 Difference]: Finished difference Result 71367 states and 104402 transitions. [2020-10-15 04:51:40,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-15 04:51:40,020 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 193 [2020-10-15 04:51:40,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:51:40,260 INFO L225 Difference]: With dead ends: 71367 [2020-10-15 04:51:40,260 INFO L226 Difference]: Without dead ends: 51892 [2020-10-15 04:51:40,325 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 49 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=157, Invalid=349, Unknown=0, NotChecked=0, Total=506 [2020-10-15 04:51:40,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51892 states. [2020-10-15 04:51:45,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51892 to 39557. [2020-10-15 04:51:45,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39557 states. [2020-10-15 04:51:45,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39557 states to 39557 states and 55017 transitions. [2020-10-15 04:51:45,675 INFO L78 Accepts]: Start accepts. Automaton has 39557 states and 55017 transitions. Word has length 193 [2020-10-15 04:51:45,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:51:45,675 INFO L479 AbstractCegarLoop]: Abstraction has 39557 states and 55017 transitions. [2020-10-15 04:51:45,676 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-15 04:51:45,676 INFO L276 IsEmpty]: Start isEmpty. Operand 39557 states and 55017 transitions. [2020-10-15 04:51:45,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-10-15 04:51:45,691 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:51:45,692 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] [2020-10-15 04:51:45,692 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-15 04:51:45,692 INFO L427 AbstractCegarLoop]: === Iteration 12 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:51:45,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:51:45,693 INFO L82 PathProgramCache]: Analyzing trace with hash -1889931303, now seen corresponding path program 1 times [2020-10-15 04:51:45,693 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:51:45,693 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1521237958] [2020-10-15 04:51:45,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:51:45,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:45,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:45,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:45,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:45,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:45,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:45,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:46,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:46,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:48,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:48,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:49,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:50,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:50,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 249 [2020-10-15 04:51:50,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-15 04:51:50,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-15 04:51:50,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:50,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:50,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 04:51:50,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-15 04:51:50,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 192 [2020-10-15 04:51:50,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:50,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:51:50,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:50,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:50,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:50,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:51:50,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:50,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:51:50,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:50,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:50,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:50,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:50,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:50,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:50,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:51:50,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:50,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:50,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:50,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:51:50,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:50,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:50,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:50,808 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:50,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:50,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:50,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:50,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:50,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:51:50,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:50,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:50,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:50,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:51:50,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:50,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:51:50,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:50,811 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:50,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:50,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:50,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:50,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:50,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:51:50,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:50,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:50,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:50,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-15 04:51:50,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:50,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:51:50,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:50,828 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:50,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:50,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:50,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:51:50,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:50,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 04:51:50,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:50,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:50,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:50,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 04:51:50,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:50,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:51:50,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:50,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:50,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:50,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:50,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 04:51:50,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:50,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-15 04:51:50,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:50,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:50,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:50,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 04:51:50,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:50,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 04:51:50,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:50,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:50,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:51:50,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:51:50,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-15 04:51:50,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:50,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:51:50,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:50,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:50,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:50,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:50,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:50,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:50,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:50,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:50,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:50,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:50,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:51:50,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:50,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:51:50,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:50,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:50,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:50,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:50,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:50,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:50,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:50,898 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:50,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:50,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:50,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:51:50,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:50,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:51:50,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:50,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:50,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:50,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:50,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:50,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:50,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:50,902 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:50,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:50,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:50,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:51:50,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:50,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:51:50,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:50,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:50,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:50,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:50,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:50,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:50,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:50,905 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:50,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:50,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:50,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:51:50,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:50,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:51:50,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:50,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:50,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:50,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:50,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:50,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:50,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:50,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:50,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:50,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:50,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:51:50,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:50,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-15 04:51:50,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:50,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:50,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:50,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 04:51:50,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:50,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:51:50,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:50,920 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:50,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:50,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:50,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 04:51:50,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:50,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-15 04:51:50,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:50,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:50,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:50,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:51:50,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:50,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:50,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:50,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:50,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:50,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:50,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:51:50,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:50,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-15 04:51:50,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:50,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:50,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:50,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-15 04:51:50,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:50,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-15 04:51:50,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:50,983 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:50,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 04:51:50,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:51:50,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-15 04:51:50,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:50,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 04:51:50,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:50,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:51,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:51,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-15 04:51:51,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:51,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-15 04:51:51,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:51,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:51,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:51:51,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:51:51,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-15 04:51:51,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:51,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:51:51,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:51,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:51,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:51,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 04:51:51,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:51,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 04:51:51,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:51,026 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:51,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:51:51,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:51:51,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-15 04:51:51,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:51,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:51:51,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:51,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:51,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:51,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:51,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:51,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:51,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:51,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:51,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:51,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:51,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:51:51,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:51,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:51:51,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:51,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:51,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:51,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:51,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:51,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:51,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:51,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:51,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:51,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:51,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:51:51,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:51,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:51:51,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:51,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:51,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:51,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:51,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:51,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:51,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:51,044 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:51,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:51,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:51,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:51:51,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:51,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:51:51,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:51,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:51,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:51,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:51,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:51,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:51,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:51,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:51,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:51,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:51,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:51:51,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:51,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:51:51,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:51,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:51,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:51,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:51,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:51,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:51,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:51,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:51,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:51,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:51,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:51:51,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:51,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-15 04:51:51,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:51,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:51,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:51,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:51:51,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:51,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:51:51,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:51,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:51,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:51,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:51:51,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:51,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:51,087 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2020-10-15 04:51:51,087 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1521237958] [2020-10-15 04:51:51,087 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:51:51,087 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 04:51:51,087 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740086128] [2020-10-15 04:51:51,088 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 04:51:51,088 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:51:51,088 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 04:51:51,088 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-15 04:51:51,088 INFO L87 Difference]: Start difference. First operand 39557 states and 55017 transitions. Second operand 9 states. [2020-10-15 04:52:04,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:52:04,929 INFO L93 Difference]: Finished difference Result 154634 states and 259227 transitions. [2020-10-15 04:52:04,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-15 04:52:04,929 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 193 [2020-10-15 04:52:04,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:52:05,499 INFO L225 Difference]: With dead ends: 154634 [2020-10-15 04:52:05,500 INFO L226 Difference]: Without dead ends: 115111 [2020-10-15 04:52:05,728 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=138, Invalid=324, Unknown=0, NotChecked=0, Total=462 [2020-10-15 04:52:05,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115111 states. [2020-10-15 04:52:16,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115111 to 86094. [2020-10-15 04:52:16,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86094 states. [2020-10-15 04:52:16,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86094 states to 86094 states and 129239 transitions. [2020-10-15 04:52:16,696 INFO L78 Accepts]: Start accepts. Automaton has 86094 states and 129239 transitions. Word has length 193 [2020-10-15 04:52:16,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:52:16,697 INFO L479 AbstractCegarLoop]: Abstraction has 86094 states and 129239 transitions. [2020-10-15 04:52:16,697 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 04:52:16,697 INFO L276 IsEmpty]: Start isEmpty. Operand 86094 states and 129239 transitions. [2020-10-15 04:52:16,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-10-15 04:52:16,734 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:52:16,734 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] [2020-10-15 04:52:16,735 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-15 04:52:16,735 INFO L427 AbstractCegarLoop]: === Iteration 13 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:52:16,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:52:16,735 INFO L82 PathProgramCache]: Analyzing trace with hash -1870390181, now seen corresponding path program 1 times [2020-10-15 04:52:16,735 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:52:16,736 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2007967968] [2020-10-15 04:52:16,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:52:16,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:16,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:16,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:16,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:16,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:16,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:16,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:17,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:17,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:18,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:18,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:18,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:21,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:21,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 249 [2020-10-15 04:52:21,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-15 04:52:21,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-15 04:52:21,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:21,764 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:21,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 04:52:21,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 34 [2020-10-15 04:52:21,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 192 [2020-10-15 04:52:21,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:21,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:52:21,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:21,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:21,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:21,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:52:21,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:21,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:52:21,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:21,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:21,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:21,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:21,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:21,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:21,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:52:21,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:21,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:21,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:21,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:52:21,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:21,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:21,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:21,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:21,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:21,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:21,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:21,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:21,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:52:21,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:21,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:21,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:21,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:52:21,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:21,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:52:21,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:21,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:21,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:21,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:21,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:21,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:21,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:52:21,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:21,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:21,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:21,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-15 04:52:21,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:21,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:52:21,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:21,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:21,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:21,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:21,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:52:21,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:21,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-15 04:52:21,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:21,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:21,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:21,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 04:52:21,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:21,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:52:21,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:21,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:21,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:21,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:21,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 04:52:21,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:21,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-15 04:52:21,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:21,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:21,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:21,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 04:52:21,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:21,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-15 04:52:21,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:21,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:21,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:52:21,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:52:21,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-15 04:52:21,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:22,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:52:22,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:22,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:22,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:22,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:22,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:22,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:22,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:22,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:22,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:22,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:22,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:22,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:22,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:52:22,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:22,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:22,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:22,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:22,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:22,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:22,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:22,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:22,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:22,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:22,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:22,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:22,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:52:22,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:22,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:22,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:22,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:22,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:22,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:22,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:22,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:22,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:22,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:22,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:22,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:22,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:52:22,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:22,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:22,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:22,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:22,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:22,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:52:22,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:22,034 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:22,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:22,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:22,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:22,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:22,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:52:22,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:22,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:22,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:22,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:22,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:22,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:52:22,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:22,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:22,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:22,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:22,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:22,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:22,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-15 04:52:22,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:22,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:22,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:22,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-15 04:52:22,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:22,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:52:22,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:22,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:22,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:22,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:22,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 04:52:22,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:22,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-15 04:52:22,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:22,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:22,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:22,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:52:22,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:22,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:52:22,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:22,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:22,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:22,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:22,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:52:22,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:22,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-15 04:52:22,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:22,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:22,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:22,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-15 04:52:22,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:22,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-15 04:52:22,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:22,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:22,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 04:52:22,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:52:22,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-15 04:52:22,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:22,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 04:52:22,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:22,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:22,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:22,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-15 04:52:22,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:22,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-15 04:52:22,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:22,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:22,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:52:22,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:52:22,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-15 04:52:22,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:22,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:52:22,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:22,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:22,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:22,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-15 04:52:22,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:22,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 04:52:22,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:22,189 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:22,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:52:22,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:52:22,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-15 04:52:22,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:22,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:52:22,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:22,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:22,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:22,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:22,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:22,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:22,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:22,195 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:22,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:22,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:22,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:22,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:22,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:52:22,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:22,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:22,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:22,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:22,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:22,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:22,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:22,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:22,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:22,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:22,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:22,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:22,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:52:22,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:22,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:22,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:22,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:22,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:22,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 04:52:22,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:22,209 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:22,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:22,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:22,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:22,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:22,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:52:22,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:22,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:22,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:22,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:22,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:22,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:22,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:22,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:22,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:22,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:22,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:22,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:22,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:52:22,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:22,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:22,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:22,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:22,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:22,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:22,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:22,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:22,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:22,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:22,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:22,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:22,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-15 04:52:22,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:22,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:22,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:22,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:52:22,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:22,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:22,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:22,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:22,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:22,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:52:22,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:22,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:22,258 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2020-10-15 04:52:22,258 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2007967968] [2020-10-15 04:52:22,259 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:52:22,259 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 04:52:22,259 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696946998] [2020-10-15 04:52:22,259 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 04:52:22,260 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:52:22,260 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 04:52:22,260 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-15 04:52:22,260 INFO L87 Difference]: Start difference. First operand 86094 states and 129239 transitions. Second operand 9 states.