/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product46.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 07:00:38,994 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 07:00:38,997 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 07:00:39,021 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 07:00:39,021 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 07:00:39,022 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 07:00:39,023 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 07:00:39,025 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 07:00:39,027 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 07:00:39,027 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 07:00:39,028 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 07:00:39,029 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 07:00:39,030 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 07:00:39,031 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 07:00:39,032 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 07:00:39,033 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 07:00:39,037 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 07:00:39,038 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 07:00:39,039 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 07:00:39,044 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 07:00:39,046 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 07:00:39,049 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 07:00:39,050 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 07:00:39,051 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 07:00:39,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 07:00:39,056 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 07:00:39,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 07:00:39,057 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 07:00:39,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 07:00:39,059 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 07:00:39,060 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 07:00:39,060 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 07:00:39,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 07:00:39,063 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 07:00:39,064 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 07:00:39,064 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 07:00:39,065 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 07:00:39,065 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 07:00:39,065 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 07:00:39,066 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 07:00:39,068 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 07:00:39,069 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-14 07:00:39,120 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 07:00:39,121 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 07:00:39,124 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 07:00:39,124 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 07:00:39,124 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 07:00:39,125 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 07:00:39,125 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 07:00:39,125 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 07:00:39,125 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 07:00:39,125 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 07:00:39,125 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 07:00:39,126 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 07:00:39,127 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 07:00:39,127 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 07:00:39,128 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 07:00:39,128 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 07:00:39,128 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 07:00:39,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 07:00:39,129 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 07:00:39,129 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 07:00:39,129 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 07:00:39,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:00:39,129 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 07:00:39,130 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 07:00:39,130 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 07:00:39,130 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 07:00:39,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 07:00:39,130 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 07:00:39,131 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 07:00:39,131 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 07:00:39,433 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 07:00:39,455 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 07:00:39,459 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 07:00:39,462 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 07:00:39,463 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 07:00:39,464 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product46.cil.c [2020-10-14 07:00:39,536 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ee5dbaa2f/efa5af7291e04000aff30b73aff661d4/FLAG29daf7a0f [2020-10-14 07:00:40,104 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 07:00:40,105 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product46.cil.c [2020-10-14 07:00:40,123 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ee5dbaa2f/efa5af7291e04000aff30b73aff661d4/FLAG29daf7a0f [2020-10-14 07:00:40,373 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ee5dbaa2f/efa5af7291e04000aff30b73aff661d4 [2020-10-14 07:00:40,384 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 07:00:40,387 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 07:00:40,389 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 07:00:40,389 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 07:00:40,395 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 07:00:40,396 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:00:40" (1/1) ... [2020-10-14 07:00:40,400 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@171e6c69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:00:40, skipping insertion in model container [2020-10-14 07:00:40,400 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:00:40" (1/1) ... [2020-10-14 07:00:40,410 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 07:00:40,473 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 07:00:41,002 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:00:41,014 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 07:00:41,138 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:00:41,178 INFO L208 MainTranslator]: Completed translation [2020-10-14 07:00:41,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:00:41 WrapperNode [2020-10-14 07:00:41,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 07:00:41,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 07:00:41,179 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 07:00:41,179 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 07:00:41,190 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:00:41" (1/1) ... [2020-10-14 07:00:41,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:00:41" (1/1) ... [2020-10-14 07:00:41,230 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:00:41" (1/1) ... [2020-10-14 07:00:41,230 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:00:41" (1/1) ... [2020-10-14 07:00:41,276 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:00:41" (1/1) ... [2020-10-14 07:00:41,286 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:00:41" (1/1) ... [2020-10-14 07:00:41,292 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:00:41" (1/1) ... [2020-10-14 07:00:41,314 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 07:00:41,314 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 07:00:41,315 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 07:00:41,315 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 07:00:41,318 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:00:41" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:00:41,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 07:00:41,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 07:00:41,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 07:00:41,412 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 07:00:41,412 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 07:00:41,413 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-14 07:00:41,413 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-14 07:00:41,414 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-14 07:00:41,414 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-10-14 07:00:41,415 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-14 07:00:41,415 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-14 07:00:41,415 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-14 07:00:41,415 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-14 07:00:41,415 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-14 07:00:41,416 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-14 07:00:41,416 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-14 07:00:41,417 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 07:00:41,417 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 07:00:41,417 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 07:00:41,417 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 07:00:41,418 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 07:00:41,418 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 07:00:41,418 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 07:00:41,419 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 07:00:41,419 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 07:00:41,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 07:00:41,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-14 07:00:41,420 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-14 07:00:41,420 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-14 07:00:41,420 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-14 07:00:41,421 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-14 07:00:41,421 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-14 07:00:41,421 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-14 07:00:41,421 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-14 07:00:41,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 07:00:41,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 07:00:41,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 07:00:41,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 07:00:41,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 07:00:41,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 07:00:41,423 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 07:00:41,423 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 07:00:41,423 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 07:00:41,423 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-14 07:00:41,423 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-14 07:00:41,423 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-14 07:00:41,423 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 07:00:41,424 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 07:00:41,424 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 07:00:41,424 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-14 07:00:41,424 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-14 07:00:41,425 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-14 07:00:41,425 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-14 07:00:41,425 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-14 07:00:41,425 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-14 07:00:41,426 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-14 07:00:41,426 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-14 07:00:41,426 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-14 07:00:41,426 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-14 07:00:41,426 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-14 07:00:41,426 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-14 07:00:41,426 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-14 07:00:41,427 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-14 07:00:41,427 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-10-14 07:00:41,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 07:00:41,427 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 07:00:41,427 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 07:00:41,427 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 07:00:41,428 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 07:00:41,428 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 07:00:41,428 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 07:00:41,430 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 07:00:41,430 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 07:00:41,430 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 07:00:41,431 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-14 07:00:41,431 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 07:00:41,431 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 07:00:41,431 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 07:00:41,431 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 07:00:41,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 07:00:41,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 07:00:41,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 07:00:41,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 07:00:41,433 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 07:00:41,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 07:00:41,433 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 07:00:41,433 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 07:00:41,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 07:00:41,434 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 07:00:41,434 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 07:00:41,434 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 07:00:41,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 07:00:41,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 07:00:41,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 07:00:42,529 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 07:00:42,530 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-14 07:00:42,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:00:42 BoogieIcfgContainer [2020-10-14 07:00:42,535 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 07:00:42,537 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 07:00:42,537 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 07:00:42,540 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 07:00:42,541 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 07:00:40" (1/3) ... [2020-10-14 07:00:42,541 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75c888df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:00:42, skipping insertion in model container [2020-10-14 07:00:42,542 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:00:41" (2/3) ... [2020-10-14 07:00:42,542 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75c888df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:00:42, skipping insertion in model container [2020-10-14 07:00:42,542 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:00:42" (3/3) ... [2020-10-14 07:00:42,544 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product46.cil.c [2020-10-14 07:00:42,556 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 07:00:42,564 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 07:00:42,579 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 07:00:42,605 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 07:00:42,606 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 07:00:42,606 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 07:00:42,606 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 07:00:42,606 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 07:00:42,606 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 07:00:42,606 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 07:00:42,607 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 07:00:42,631 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states. [2020-10-14 07:00:42,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-14 07:00:42,641 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:00:42,643 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] [2020-10-14 07:00:42,643 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:00:42,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:00:42,650 INFO L82 PathProgramCache]: Analyzing trace with hash 1417441614, now seen corresponding path program 1 times [2020-10-14 07:00:42,659 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:00:42,660 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [575781149] [2020-10-14 07:00:42,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:00:42,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:00:43,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:00:43,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:00:43,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:00:44,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:00:44,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:00:47,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:00:47,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-14 07:00:47,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:00:47,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4778 [2020-10-14 07:00:47,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:00:47,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:00:47,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:00:47,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-14 07:00:47,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:00:47,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 07:00:48,147 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:00:48,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:00:48,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:00:48,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:00:48,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:00:48,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:00:48,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:00:48,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-14 07:00:48,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:00:48,189 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:00:48,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:00:48,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:00:48,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:00:48,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:00:48,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:00:48,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:00:48,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:00:48,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:00:48,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:00:48,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:00:48,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:00:48,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:00:48,211 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:00:48,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:00:48,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:00:48,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:00:48,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:00:48,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:00:48,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:00:48,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:00:48,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:00:48,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:00:48,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:00:48,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:00:48,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:00:48,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:00:48,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:00:48,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:00:48,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:00:48,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:00:48,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:00:48,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:00:48,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:00:48,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:00:48,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:00:48,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:00:48,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:00:48,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:00:48,224 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:00:48,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:00:48,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:00:48,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:00:48,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:00:48,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:00:48,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:00:48,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:00:48,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:00:48,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:00:48,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:00:48,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:00:48,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:00:48,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:00:48,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:00:48,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:00:48,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:00:48,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:00:48,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:00:48,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:00:48,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:00:48,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:00:48,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:00:48,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:00:48,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:00:48,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:00:48,236 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:00:48,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:00:48,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:00:48,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:00:48,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:00:48,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:00:48,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:00:48,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:00:48,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:00:48,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:00:48,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:00:48,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:00:48,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:00:48,243 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:00:48,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:00:48,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:00:48,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:00:48,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:00:48,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:00:48,254 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [575781149] [2020-10-14 07:00:48,256 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:00:48,256 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-14 07:00:48,257 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498809046] [2020-10-14 07:00:48,263 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-14 07:00:48,263 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:00:48,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-14 07:00:48,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 07:00:48,282 INFO L87 Difference]: Start difference. First operand 177 states. Second operand 3 states. [2020-10-14 07:00:49,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:00:49,550 INFO L93 Difference]: Finished difference Result 312 states and 408 transitions. [2020-10-14 07:00:49,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-14 07:00:49,552 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-10-14 07:00:49,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:00:49,567 INFO L225 Difference]: With dead ends: 312 [2020-10-14 07:00:49,567 INFO L226 Difference]: Without dead ends: 169 [2020-10-14 07:00:49,572 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 07:00:49,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2020-10-14 07:00:49,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 134. [2020-10-14 07:00:49,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2020-10-14 07:00:49,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 158 transitions. [2020-10-14 07:00:49,691 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 158 transitions. Word has length 46 [2020-10-14 07:00:49,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:00:49,692 INFO L479 AbstractCegarLoop]: Abstraction has 134 states and 158 transitions. [2020-10-14 07:00:49,693 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-14 07:00:49,693 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 158 transitions. [2020-10-14 07:00:49,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-14 07:00:49,702 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:00:49,702 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] [2020-10-14 07:00:49,703 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 07:00:49,703 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:00:49,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:00:49,703 INFO L82 PathProgramCache]: Analyzing trace with hash -1689810546, now seen corresponding path program 1 times [2020-10-14 07:00:49,704 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:00:49,711 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1489826677] [2020-10-14 07:00:49,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:00:49,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:00:49,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:00:49,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:00:50,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:00:51,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:00:51,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:00:54,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:00:54,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-14 07:00:54,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:00:54,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-14 07:00:54,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:00:54,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:00:54,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:00:54,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-14 07:00:54,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:00:54,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:00:55,017 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:00:55,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:00:55,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:00:55,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:00:55,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:00:55,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:00:55,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:00:55,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-14 07:00:55,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:00:55,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:00:55,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:00:55,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:00:55,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:00:55,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:00:55,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:00:55,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:00:55,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:00:55,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:00:55,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:00:55,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:00:55,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:00:55,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:00:55,079 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:00:55,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:00:55,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:00:55,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:00:55,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:00:55,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:00:55,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:00:55,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:00:55,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:00:55,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:00:55,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:00:55,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:00:55,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:00:55,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:00:55,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:00:55,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:00:55,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:00:55,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:00:55,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:00:55,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:00:55,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:00:55,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:00:55,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:00:55,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:00:55,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:00:55,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:00:55,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:00:55,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:00:55,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:00:55,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:00:55,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:00:55,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:00:55,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:00:55,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:00:55,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:00:55,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:00:55,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:00:55,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:00:55,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:00:55,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:00:55,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:00:55,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:00:55,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:00:55,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:00:55,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 07:00:55,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:00:55,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:00:55,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:00:55,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:00:55,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:00:55,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:00:55,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:00:55,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:00:55,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:00:55,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:00:55,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:00:55,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:00:55,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 07:00:55,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:00:55,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:00:55,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:00:55,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:00:55,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:00:55,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:00:55,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:00:55,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:00:55,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:00:55,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:00:55,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:00:55,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:00:55,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:00:55,119 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1489826677] [2020-10-14 07:00:55,119 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:00:55,119 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 07:00:55,120 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982066047] [2020-10-14 07:00:55,121 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 07:00:55,122 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:00:55,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 07:00:55,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-14 07:00:55,122 INFO L87 Difference]: Start difference. First operand 134 states and 158 transitions. Second operand 4 states. [2020-10-14 07:00:55,586 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:00:56,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:00:56,396 INFO L93 Difference]: Finished difference Result 241 states and 295 transitions. [2020-10-14 07:00:56,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 07:00:56,397 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-14 07:00:56,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:00:56,399 INFO L225 Difference]: With dead ends: 241 [2020-10-14 07:00:56,399 INFO L226 Difference]: Without dead ends: 153 [2020-10-14 07:00:56,401 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-14 07:00:56,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2020-10-14 07:00:56,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 125. [2020-10-14 07:00:56,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2020-10-14 07:00:56,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 146 transitions. [2020-10-14 07:00:56,461 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 146 transitions. Word has length 47 [2020-10-14 07:00:56,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:00:56,462 INFO L479 AbstractCegarLoop]: Abstraction has 125 states and 146 transitions. [2020-10-14 07:00:56,462 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 07:00:56,462 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 146 transitions. [2020-10-14 07:00:56,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-14 07:00:56,467 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:00:56,467 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] [2020-10-14 07:00:56,467 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 07:00:56,467 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:00:56,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:00:56,468 INFO L82 PathProgramCache]: Analyzing trace with hash -1011180464, now seen corresponding path program 1 times [2020-10-14 07:00:56,468 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:00:56,468 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [749780432] [2020-10-14 07:00:56,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:00:56,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:00:56,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:00:56,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:00:57,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:00:57,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:00,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:00,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-14 07:01:00,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 07:01:00,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4354 [2020-10-14 07:01:00,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:00,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:00,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:01:00,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-14 07:01:00,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 07:01:00,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:01,213 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:01:01,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:01:01,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:01,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:01,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:01,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:01,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:01,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-14 07:01:01,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:01,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:01,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:01,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:01,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:01,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:01,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:01:01,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:01,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:01,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:01,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:01:01,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:01,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:01:01,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:01,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:01,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:01,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:01,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:01,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:01,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:01:01,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:01,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:01,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:01,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:01:01,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:01,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:01,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:01,303 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:01,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:01,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:01,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:01,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:01,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:01:01,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:01,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:01,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:01,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:01,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:01,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:01,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:01,307 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:01,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:01,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:01,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:01,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:01,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:01:01,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:01,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:01,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:01,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:01:01,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:01,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:01:01,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:01,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:01,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:01,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:01,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:01,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:01,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:01:01,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:01,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:01,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:01,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:01,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:01,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:01:01,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:01,320 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:01,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:01:01,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:01,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:01:01,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:01,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-14 07:01:01,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:01,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:01,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:01,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:01,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:01,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:01:01,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:01,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:01,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:01:01,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:01,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:01:01,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:01,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:01:01,348 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [749780432] [2020-10-14 07:01:01,348 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:01:01,348 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 07:01:01,349 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817547467] [2020-10-14 07:01:01,350 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 07:01:01,350 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:01:01,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 07:01:01,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-14 07:01:01,352 INFO L87 Difference]: Start difference. First operand 125 states and 146 transitions. Second operand 7 states. [2020-10-14 07:01:01,835 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 07:01:02,868 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:01:03,168 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:01:03,454 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:01:04,076 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 07:01:04,367 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:01:04,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:01:04,945 INFO L93 Difference]: Finished difference Result 323 states and 407 transitions. [2020-10-14 07:01:04,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 07:01:04,946 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2020-10-14 07:01:04,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:01:04,950 INFO L225 Difference]: With dead ends: 323 [2020-10-14 07:01:04,950 INFO L226 Difference]: Without dead ends: 222 [2020-10-14 07:01:04,952 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-14 07:01:04,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2020-10-14 07:01:05,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 201. [2020-10-14 07:01:05,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 201 states. [2020-10-14 07:01:05,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 241 transitions. [2020-10-14 07:01:05,011 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 241 transitions. Word has length 52 [2020-10-14 07:01:05,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:01:05,011 INFO L479 AbstractCegarLoop]: Abstraction has 201 states and 241 transitions. [2020-10-14 07:01:05,011 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 07:01:05,011 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 241 transitions. [2020-10-14 07:01:05,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-10-14 07:01:05,013 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:01:05,013 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:01:05,013 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 07:01:05,013 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:01:05,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:01:05,014 INFO L82 PathProgramCache]: Analyzing trace with hash -1946971748, now seen corresponding path program 1 times [2020-10-14 07:01:05,014 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:01:05,014 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1626641005] [2020-10-14 07:01:05,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:01:05,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:05,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:05,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:05,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:10,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:10,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-14 07:01:10,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:01:10,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-14 07:01:10,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:10,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:10,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:01:10,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-10-14 07:01:10,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:01:10,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:10,292 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:01:10,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:01:10,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:10,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:10,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:10,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:10,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:10,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-14 07:01:10,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:10,321 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:10,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:10,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:10,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:10,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:10,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:01:10,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:10,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:10,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:10,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:01:10,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:10,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:10,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:10,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:10,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:10,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:10,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:10,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:10,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:01:10,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:10,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:10,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:10,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:01:10,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:10,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:10,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:10,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:10,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:10,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:10,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:10,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:10,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:01:10,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:10,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:10,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:10,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:10,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:10,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:01:10,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:10,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:10,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:10,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:10,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:10,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:10,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:01:10,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:10,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:10,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:10,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:01:10,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:10,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:10,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:10,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:10,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:10,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:10,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:10,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:10,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 07:01:10,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:10,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:10,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:10,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 07:01:10,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:10,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-14 07:01:10,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:10,406 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:10,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:01:10,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-14 07:01:10,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:01:10,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:10,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:01:10,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:10,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:10,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:10,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-14 07:01:10,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:10,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-14 07:01:10,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:10,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:10,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:01:10,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-14 07:01:10,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:01:10,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:10,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:01:10,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:10,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:10,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:10,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:01:10,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:10,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 07:01:10,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:10,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:10,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:01:10,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:10,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-14 07:01:10,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:10,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:01:10,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:10,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:10,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:10,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:01:10,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:10,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:01:10,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:10,510 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:10,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:10,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:10,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:10,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:10,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:01:10,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:10,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:10,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:10,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-14 07:01:10,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:10,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:01:10,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:10,520 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:10,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:10,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-14 07:01:10,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:10,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:10,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:01:10,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:10,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:10,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:10,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 07:01:10,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:10,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:01:10,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:10,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:10,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:10,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:10,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:10,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:10,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:01:10,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:10,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:10,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:10,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:10,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:10,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:01:10,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:10,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:10,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:10,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:10,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:10,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:10,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:01:10,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:10,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:10,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:10,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:10,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:10,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:01:10,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:10,539 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:10,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:10,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:10,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:10,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:10,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-14 07:01:10,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:10,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:10,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:10,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:10,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:10,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:01:10,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:10,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:10,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:10,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:01:10,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:10,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:10,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 07:01:10,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:10,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:10,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:10,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:10,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:10,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:10,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:10,555 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:10,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:10,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:01:10,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:10,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:10,569 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:01:10,570 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1626641005] [2020-10-14 07:01:10,570 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:01:10,571 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 07:01:10,571 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189757565] [2020-10-14 07:01:10,571 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 07:01:10,572 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:01:10,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 07:01:10,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-14 07:01:10,572 INFO L87 Difference]: Start difference. First operand 201 states and 241 transitions. Second operand 8 states. [2020-10-14 07:01:11,629 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:01:11,873 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:01:12,125 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:01:12,365 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:01:13,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:01:13,170 INFO L93 Difference]: Finished difference Result 421 states and 544 transitions. [2020-10-14 07:01:13,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-14 07:01:13,171 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 95 [2020-10-14 07:01:13,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:01:13,178 INFO L225 Difference]: With dead ends: 421 [2020-10-14 07:01:13,178 INFO L226 Difference]: Without dead ends: 244 [2020-10-14 07:01:13,181 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-14 07:01:13,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2020-10-14 07:01:13,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 206. [2020-10-14 07:01:13,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 206 states. [2020-10-14 07:01:13,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 246 transitions. [2020-10-14 07:01:13,231 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 246 transitions. Word has length 95 [2020-10-14 07:01:13,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:01:13,232 INFO L479 AbstractCegarLoop]: Abstraction has 206 states and 246 transitions. [2020-10-14 07:01:13,232 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 07:01:13,232 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 246 transitions. [2020-10-14 07:01:13,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-10-14 07:01:13,233 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:01:13,234 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:01:13,234 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 07:01:13,234 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:01:13,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:01:13,235 INFO L82 PathProgramCache]: Analyzing trace with hash -1053485410, now seen corresponding path program 1 times [2020-10-14 07:01:13,235 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:01:13,235 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2045503715] [2020-10-14 07:01:13,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:01:13,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:13,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:13,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:13,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:18,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:18,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-14 07:01:18,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:01:18,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-14 07:01:18,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:18,271 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:18,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:01:18,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-14 07:01:18,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:01:18,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:18,499 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:01:18,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:01:18,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:18,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:18,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:18,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:18,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:18,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 07:01:18,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:18,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:18,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:18,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:18,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:18,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:18,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:01:18,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:18,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:18,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:18,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:01:18,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:18,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:18,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:18,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:18,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:18,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:18,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:18,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:18,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:01:18,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:18,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:18,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:18,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:01:18,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:18,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:18,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:18,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:18,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:18,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:18,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:18,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:18,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:01:18,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:18,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:18,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:18,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:18,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:18,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:18,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:18,549 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:18,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:18,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:18,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:18,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:18,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:01:18,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:18,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:18,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:18,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:01:18,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:18,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:18,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:18,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:18,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:18,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:18,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:18,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:18,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 07:01:18,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:18,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:18,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:18,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 07:01:18,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:18,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-14 07:01:18,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:18,589 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:18,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:01:18,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-14 07:01:18,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:01:18,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:18,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:01:18,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:18,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:18,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:18,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-14 07:01:18,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:18,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-14 07:01:18,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:18,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:18,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:01:18,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 07:01:18,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:01:18,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:18,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:01:18,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:18,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:18,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:18,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:01:18,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:18,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 07:01:18,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:18,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:18,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:01:18,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 07:01:18,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:01:18,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:18,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:01:18,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:18,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:18,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:18,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:01:18,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:18,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:01:18,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:18,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:18,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 07:01:18,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:18,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:01:18,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:18,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:01:18,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:18,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:18,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:18,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-14 07:01:18,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:18,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:01:18,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:18,678 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:18,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:18,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-14 07:01:18,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:18,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:18,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:01:18,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:18,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:18,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:18,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 07:01:18,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:18,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:01:18,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:18,685 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:18,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:18,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:18,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:18,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:18,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:01:18,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:18,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:18,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:18,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:18,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:18,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:01:18,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:18,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:18,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:18,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:18,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:18,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:18,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:01:18,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:18,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:18,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:18,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:18,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:18,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:18,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:18,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:18,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:18,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:18,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:18,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:18,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-14 07:01:18,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:18,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:18,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:18,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:18,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:18,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:18,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:18,706 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:18,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:18,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:01:18,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:18,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:18,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 07:01:18,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:18,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:18,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:18,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:18,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:18,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:01:18,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:18,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:18,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:18,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:01:18,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:18,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:18,724 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:01:18,725 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2045503715] [2020-10-14 07:01:18,725 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:01:18,725 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 07:01:18,725 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [642660273] [2020-10-14 07:01:18,726 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 07:01:18,726 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:01:18,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 07:01:18,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-14 07:01:18,727 INFO L87 Difference]: Start difference. First operand 206 states and 246 transitions. Second operand 7 states. [2020-10-14 07:01:19,640 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:01:19,924 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:01:20,170 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:01:20,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:01:20,941 INFO L93 Difference]: Finished difference Result 431 states and 554 transitions. [2020-10-14 07:01:20,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 07:01:20,948 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 95 [2020-10-14 07:01:20,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:01:20,951 INFO L225 Difference]: With dead ends: 431 [2020-10-14 07:01:20,951 INFO L226 Difference]: Without dead ends: 249 [2020-10-14 07:01:20,953 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-14 07:01:20,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2020-10-14 07:01:20,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 210. [2020-10-14 07:01:20,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 210 states. [2020-10-14 07:01:20,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 250 transitions. [2020-10-14 07:01:20,999 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 250 transitions. Word has length 95 [2020-10-14 07:01:20,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:01:20,999 INFO L479 AbstractCegarLoop]: Abstraction has 210 states and 250 transitions. [2020-10-14 07:01:21,000 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 07:01:21,000 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 250 transitions. [2020-10-14 07:01:21,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-10-14 07:01:21,001 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:01:21,001 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:01:21,001 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 07:01:21,002 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:01:21,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:01:21,002 INFO L82 PathProgramCache]: Analyzing trace with hash -1061244769, now seen corresponding path program 1 times [2020-10-14 07:01:21,002 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:01:21,003 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [265413809] [2020-10-14 07:01:21,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:01:21,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:21,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:21,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:21,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:24,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:24,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-14 07:01:24,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:01:24,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3632 [2020-10-14 07:01:24,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:24,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:24,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-14 07:01:24,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:01:24,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 122 [2020-10-14 07:01:24,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:25,007 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:01:25,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:01:25,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:25,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:25,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:25,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:25,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:25,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-14 07:01:25,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:25,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:25,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:01:25,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:25,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:01:25,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:25,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:01:25,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:25,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:25,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:25,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:01:25,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:25,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:01:25,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:25,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:25,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:01:25,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:25,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:01:25,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:25,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:01:25,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:25,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:25,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:25,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:01:25,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:25,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:01:25,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:25,116 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:25,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:01:25,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:25,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:01:25,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:25,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:01:25,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:25,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:25,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:25,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:25,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:25,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:01:25,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:25,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:25,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:01:25,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:25,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:01:25,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:25,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:01:25,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:25,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:25,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:25,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:01:25,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:25,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:01:25,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:25,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:25,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:01:25,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:25,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:01:25,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:25,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-14 07:01:25,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:25,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:25,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:25,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:25,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 07:01:25,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:01:25,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-14 07:01:25,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:25,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:25,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:01:25,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:25,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-14 07:01:25,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:25,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:01:25,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:25,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:25,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:25,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-14 07:01:25,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:25,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:01:25,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:25,195 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:25,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:25,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:25,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:25,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:25,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:01:25,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:25,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:25,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:25,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:01:25,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:25,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:01:25,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:25,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:25,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:25,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:25,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:25,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:25,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:01:25,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:25,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:25,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:25,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:01:25,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:25,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:01:25,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:25,211 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:25,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:25,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:25,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:25,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:25,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:01:25,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:25,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:25,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:25,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-14 07:01:25,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:25,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:01:25,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:25,219 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:25,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:25,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:25,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:25,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:25,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:01:25,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:25,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:25,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:25,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 07:01:25,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:25,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:01:25,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:25,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:25,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:25,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:25,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:25,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:25,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:01:25,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:25,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:25,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:25,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:25,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:25,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:25,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:25,236 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:25,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:25,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:25,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:25,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:25,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:01:25,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:25,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:25,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:25,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:25,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:25,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:25,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:25,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:25,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:25,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:25,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:25,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:25,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-14 07:01:25,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:25,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:25,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:25,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:25,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:25,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:01:25,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:25,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:25,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:01:25,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:25,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:01:25,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:25,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-14 07:01:25,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:25,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:25,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:25,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:25,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:25,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:25,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:25,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:25,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:25,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:01:25,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:25,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:25,281 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 07:01:25,282 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [265413809] [2020-10-14 07:01:25,282 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:01:25,282 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 07:01:25,282 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034032315] [2020-10-14 07:01:25,283 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 07:01:25,283 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:01:25,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 07:01:25,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-14 07:01:25,284 INFO L87 Difference]: Start difference. First operand 210 states and 250 transitions. Second operand 8 states. [2020-10-14 07:01:25,666 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 07:01:26,346 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:01:26,616 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:01:26,874 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:01:27,102 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 07:01:27,440 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:01:29,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:01:29,078 INFO L93 Difference]: Finished difference Result 630 states and 811 transitions. [2020-10-14 07:01:29,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 07:01:29,079 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 95 [2020-10-14 07:01:29,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:01:29,084 INFO L225 Difference]: With dead ends: 630 [2020-10-14 07:01:29,084 INFO L226 Difference]: Without dead ends: 444 [2020-10-14 07:01:29,085 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-14 07:01:29,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 444 states. [2020-10-14 07:01:29,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 444 to 381. [2020-10-14 07:01:29,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 381 states. [2020-10-14 07:01:29,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 459 transitions. [2020-10-14 07:01:29,160 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 459 transitions. Word has length 95 [2020-10-14 07:01:29,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:01:29,161 INFO L479 AbstractCegarLoop]: Abstraction has 381 states and 459 transitions. [2020-10-14 07:01:29,161 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 07:01:29,161 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 459 transitions. [2020-10-14 07:01:29,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-10-14 07:01:29,163 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:01:29,163 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:01:29,163 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 07:01:29,163 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:01:29,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:01:29,164 INFO L82 PathProgramCache]: Analyzing trace with hash -213048221, now seen corresponding path program 1 times [2020-10-14 07:01:29,164 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:01:29,164 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1859552914] [2020-10-14 07:01:29,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:01:29,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:29,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:29,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:30,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:32,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:32,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 145 [2020-10-14 07:01:32,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:01:32,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3018 [2020-10-14 07:01:32,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:32,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:32,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:01:32,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-14 07:01:32,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-14 07:01:32,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:32,488 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:01:32,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:01:32,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:32,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:32,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:32,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:32,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:32,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-14 07:01:32,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:32,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:32,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:32,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:32,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:32,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:32,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:01:32,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:32,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:32,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:32,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:01:32,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:32,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:32,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:32,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:32,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:32,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:32,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:32,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:32,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:01:32,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:32,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:32,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:32,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:01:32,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:32,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:32,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:32,549 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:32,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:32,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:32,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:32,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 07:01:32,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:01:32,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:32,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:32,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:32,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:32,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:32,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:32,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:32,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:32,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:32,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:32,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:32,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:32,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:01:32,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:32,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:32,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:32,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:01:32,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:32,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:01:32,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:32,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:32,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:32,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:32,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:32,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:32,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-14 07:01:32,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:32,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:32,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:32,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:32,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:32,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:01:32,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:32,582 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:32,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:01:32,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:32,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:01:32,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:32,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-14 07:01:32,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:32,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:32,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:32,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 07:01:32,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:32,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-14 07:01:32,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:32,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:32,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:01:32,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-14 07:01:32,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-14 07:01:32,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:32,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:01:32,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:32,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:32,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:32,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-14 07:01:32,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:32,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-14 07:01:32,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:32,720 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:32,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:01:32,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:32,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-14 07:01:32,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:32,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:01:32,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:32,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:32,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:32,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:01:32,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:32,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:01:32,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:32,743 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:32,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:32,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:32,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:32,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:32,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:01:32,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:32,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:32,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:32,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:01:32,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:32,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:01:32,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:32,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:32,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:32,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:32,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:32,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:32,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:01:32,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:32,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:32,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:32,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-14 07:01:32,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:32,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 07:01:32,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:32,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:32,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:01:32,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:32,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-14 07:01:32,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:32,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:01:32,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:32,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:32,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:32,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 07:01:32,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:32,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 07:01:32,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:32,854 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:32,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:01:32,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:32,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 07:01:32,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:32,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:01:32,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:32,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:32,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:32,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:32,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:32,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:01:32,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:32,897 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:32,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 07:01:32,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:32,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:01:32,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:32,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:01:32,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:32,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:32,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:32,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:32,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:32,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:01:32,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:32,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:32,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:01:32,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:32,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:01:32,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:32,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-14 07:01:32,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:32,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:32,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:32,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:32,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:32,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:01:32,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:32,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:32,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:32,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:01:32,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:32,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:32,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-14 07:01:32,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:32,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:32,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:32,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:32,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:32,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:01:32,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:32,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:32,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:32,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:01:32,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:32,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:32,986 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 07:01:32,987 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1859552914] [2020-10-14 07:01:32,993 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:01:32,994 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-14 07:01:32,994 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881365699] [2020-10-14 07:01:32,995 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-14 07:01:32,995 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:01:32,995 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-14 07:01:32,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2020-10-14 07:01:32,996 INFO L87 Difference]: Start difference. First operand 381 states and 459 transitions. Second operand 12 states. [2020-10-14 07:01:33,625 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 07:01:34,322 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 07:01:34,684 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:01:35,015 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:01:36,151 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:01:36,387 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:01:36,659 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:01:37,591 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:01:37,815 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:01:38,268 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190 [2020-10-14 07:01:38,733 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190 [2020-10-14 07:01:39,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:01:39,295 INFO L93 Difference]: Finished difference Result 823 states and 1051 transitions. [2020-10-14 07:01:39,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-14 07:01:39,296 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 99 [2020-10-14 07:01:39,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:01:39,300 INFO L225 Difference]: With dead ends: 823 [2020-10-14 07:01:39,300 INFO L226 Difference]: Without dead ends: 466 [2020-10-14 07:01:39,302 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 177 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=194, Invalid=736, Unknown=0, NotChecked=0, Total=930 [2020-10-14 07:01:39,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 466 states. [2020-10-14 07:01:39,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 466 to 368. [2020-10-14 07:01:39,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 368 states. [2020-10-14 07:01:39,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 436 transitions. [2020-10-14 07:01:39,365 INFO L78 Accepts]: Start accepts. Automaton has 368 states and 436 transitions. Word has length 99 [2020-10-14 07:01:39,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:01:39,365 INFO L479 AbstractCegarLoop]: Abstraction has 368 states and 436 transitions. [2020-10-14 07:01:39,365 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-14 07:01:39,365 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 436 transitions. [2020-10-14 07:01:39,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-10-14 07:01:39,368 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:01:39,368 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:01:39,368 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 07:01:39,369 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:01:39,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:01:39,369 INFO L82 PathProgramCache]: Analyzing trace with hash -1337926378, now seen corresponding path program 1 times [2020-10-14 07:01:39,369 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:01:39,369 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1538043970] [2020-10-14 07:01:39,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:01:39,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:39,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:39,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:39,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:40,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:40,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 181 [2020-10-14 07:01:40,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:01:40,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1185 [2020-10-14 07:01:40,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:40,586 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:40,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:01:40,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-14 07:01:40,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-10-14 07:01:40,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:40,851 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:01:40,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:01:40,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:40,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:40,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:40,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:40,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:40,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 07:01:40,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:40,876 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:40,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:40,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:40,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:40,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:40,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:01:40,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:40,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:40,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:40,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:01:40,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:40,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:40,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:40,889 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:40,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:40,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:40,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:40,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:40,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:01:40,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:40,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:40,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:40,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:01:40,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:40,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:40,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:40,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:40,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:40,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:40,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:40,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:40,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:01:40,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:40,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:40,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:40,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:40,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:40,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:40,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:40,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:40,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:40,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:40,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:40,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:40,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:01:40,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:40,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:40,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:40,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:01:40,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:40,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:40,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:40,899 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:40,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:40,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:40,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:40,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:40,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 07:01:40,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:40,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:40,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:40,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-14 07:01:40,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:40,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 07:01:40,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:40,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:40,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:01:40,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:40,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:01:40,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:40,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:01:40,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:40,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:40,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:40,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 07:01:40,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:40,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 07:01:40,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:40,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:40,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:01:40,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:40,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-14 07:01:40,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:40,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:01:40,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:40,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:40,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:40,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-14 07:01:40,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:40,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:01:40,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:40,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:40,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:40,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:40,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:40,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:40,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:01:40,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:40,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:40,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:40,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:01:40,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:40,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:01:40,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:40,976 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:40,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:40,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:40,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:40,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:40,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:01:40,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:40,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:40,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:40,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:01:40,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:40,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:40,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:40,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:40,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:40,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:40,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:40,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:40,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:01:40,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:40,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:40,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:40,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-14 07:01:40,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:40,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:01:40,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:40,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:40,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:40,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:40,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:40,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:40,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:01:40,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:40,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:40,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:40,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 07:01:40,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:40,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:01:40,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:40,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:40,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:40,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:40,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:40,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:40,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:01:40,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:40,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:40,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:40,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:40,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:40,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:40,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:41,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:41,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:41,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:41,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:41,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:41,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:01:41,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:41,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:41,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:41,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:41,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:41,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:41,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:41,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:41,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:41,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:41,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:41,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:41,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-14 07:01:41,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:41,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:41,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:41,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 07:01:41,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:41,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:01:41,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:41,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:41,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:01:41,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:41,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-14 07:01:41,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:41,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:01:41,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:41,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:41,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:41,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:41,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:41,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:41,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:41,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:41,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:41,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:41,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:41,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:41,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-14 07:01:41,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:41,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:41,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:41,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:41,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:41,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:01:41,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:41,036 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:41,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:01:41,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:41,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:01:41,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:41,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-14 07:01:41,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:41,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:41,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:41,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:41,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:41,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:01:41,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:41,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:41,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:01:41,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:41,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:01:41,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:41,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-14 07:01:41,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:41,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:41,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:41,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:41,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:41,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:41,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:41,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:41,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:41,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:01:41,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:41,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:41,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-14 07:01:41,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:41,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:41,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:41,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:41,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:41,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:41,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:41,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:41,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:41,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:01:41,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:41,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:41,083 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-14 07:01:41,083 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1538043970] [2020-10-14 07:01:41,083 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:01:41,083 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-14 07:01:41,084 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72777361] [2020-10-14 07:01:41,084 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 07:01:41,084 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:01:41,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 07:01:41,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-10-14 07:01:41,085 INFO L87 Difference]: Start difference. First operand 368 states and 436 transitions. Second operand 8 states. [2020-10-14 07:01:41,426 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:01:42,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:01:42,791 INFO L93 Difference]: Finished difference Result 936 states and 1273 transitions. [2020-10-14 07:01:42,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 07:01:42,791 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 127 [2020-10-14 07:01:42,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:01:42,797 INFO L225 Difference]: With dead ends: 936 [2020-10-14 07:01:42,798 INFO L226 Difference]: Without dead ends: 592 [2020-10-14 07:01:42,799 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=81, Invalid=159, Unknown=0, NotChecked=0, Total=240 [2020-10-14 07:01:42,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2020-10-14 07:01:42,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 368. [2020-10-14 07:01:42,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 368 states. [2020-10-14 07:01:42,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 430 transitions. [2020-10-14 07:01:42,875 INFO L78 Accepts]: Start accepts. Automaton has 368 states and 430 transitions. Word has length 127 [2020-10-14 07:01:42,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:01:42,876 INFO L479 AbstractCegarLoop]: Abstraction has 368 states and 430 transitions. [2020-10-14 07:01:42,876 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 07:01:42,876 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 430 transitions. [2020-10-14 07:01:42,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-10-14 07:01:42,879 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:01:42,879 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:01:42,879 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 07:01:42,879 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:01:42,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:01:42,880 INFO L82 PathProgramCache]: Analyzing trace with hash 891731886, now seen corresponding path program 1 times [2020-10-14 07:01:42,880 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:01:42,880 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1532647191] [2020-10-14 07:01:42,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:01:42,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:42,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:42,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:44,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:45,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:45,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 215 [2020-10-14 07:01:45,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:01:45,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2843 [2020-10-14 07:01:45,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:45,747 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:45,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:01:45,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 140 [2020-10-14 07:01:45,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-14 07:01:45,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:45,976 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:01:45,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:01:45,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:45,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:46,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:46,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:46,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:46,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-14 07:01:46,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:46,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:46,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:46,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:46,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:46,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:46,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:01:46,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:46,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:46,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:46,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:01:46,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:46,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:46,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:46,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:46,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:46,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:46,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:46,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:46,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:01:46,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:46,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:46,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:46,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:01:46,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:46,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:46,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:46,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:46,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:46,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:46,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:46,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:46,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:01:46,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:46,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:46,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:46,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:46,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:46,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:46,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:46,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:46,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:46,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:46,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:46,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:46,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:01:46,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:46,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:46,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:46,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:01:46,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:46,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:46,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:46,026 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:46,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:46,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:46,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:46,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:46,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 07:01:46,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:46,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:46,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:46,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-14 07:01:46,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:46,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:01:46,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:46,043 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:46,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:46,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:46,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:46,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:46,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:01:46,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:46,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:46,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:46,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-14 07:01:46,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:46,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:01:46,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:46,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:46,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:46,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:46,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:46,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:46,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:01:46,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:46,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:46,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:46,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-14 07:01:46,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:46,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:01:46,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:46,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:46,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:46,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:46,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:46,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:46,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:01:46,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:46,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:46,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:46,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:01:46,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:46,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:01:46,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:46,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:46,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:46,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:46,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:46,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:46,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:01:46,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:46,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:46,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:46,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:01:46,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:46,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:46,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:46,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:46,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:46,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:46,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:46,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:46,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:01:46,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:46,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:46,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:46,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-14 07:01:46,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:46,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:01:46,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:46,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:46,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:46,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:46,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:46,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:46,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:01:46,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:46,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:46,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:46,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 07:01:46,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:46,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:01:46,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:46,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:46,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:46,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:46,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:46,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:46,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:01:46,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:46,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:46,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:46,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:46,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:46,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:46,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:46,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:46,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:46,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:46,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:46,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:46,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:01:46,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:46,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:46,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:46,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:46,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:46,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:01:46,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:46,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:46,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:46,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:46,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:46,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 07:01:46,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-14 07:01:46,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:46,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:46,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:46,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 07:01:46,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:46,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:01:46,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:46,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:46,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:46,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:46,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:46,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:46,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:01:46,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:46,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:46,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:46,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:46,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:46,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:46,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:46,120 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:46,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:46,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:46,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:46,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:46,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-14 07:01:46,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:46,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:46,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:46,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:46,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:46,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:01:46,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:46,135 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:46,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:01:46,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:46,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:01:46,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:46,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-14 07:01:46,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:46,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:46,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:46,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:46,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:46,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:01:46,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:46,153 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:46,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:01:46,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:46,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:01:46,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:46,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-14 07:01:46,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:46,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:46,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:46,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-14 07:01:46,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:46,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 07:01:46,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:46,166 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:46,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:01:46,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 07:01:46,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-14 07:01:46,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:46,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:01:46,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:46,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:46,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:46,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 07:01:46,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:46,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:01:46,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:46,211 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:46,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:01:46,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:46,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 07:01:46,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:46,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:01:46,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:46,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:46,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:46,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:46,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:46,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:01:46,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:46,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:46,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 07:01:46,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:46,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:01:46,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:46,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 07:01:46,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:46,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:46,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:46,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:01:46,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:46,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:01:46,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:46,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:46,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:01:46,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:46,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 07:01:46,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:01:46,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:01:46,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:46,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:46,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:46,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:01:46,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:46,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:46,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:46,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:46,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:46,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:01:46,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:46,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:46,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-14 07:01:46,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:46,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:46,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:46,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:46,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:46,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:01:46,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:46,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:46,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:46,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:01:46,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:46,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:46,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-14 07:01:46,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:01:46,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:01:46,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:01:46,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:01:46,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:01:46,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:01:46,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:01:46,302 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:01:46,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:01:46,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:01:46,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:01:46,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:01:46,328 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 20 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-10-14 07:01:46,328 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1532647191] [2020-10-14 07:01:46,328 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:01:46,328 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-14 07:01:46,329 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186349671] [2020-10-14 07:01:46,329 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-14 07:01:46,329 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:01:46,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-14 07:01:46,330 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2020-10-14 07:01:46,330 INFO L87 Difference]: Start difference. First operand 368 states and 430 transitions. Second operand 14 states. [2020-10-14 07:01:46,705 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:01:47,333 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 07:01:48,064 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:01:48,369 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-14 07:01:48,630 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-14 07:01:48,874 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:01:49,412 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2020-10-14 07:01:49,866 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2020-10-14 07:01:51,046 WARN L193 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190 [2020-10-14 07:01:51,518 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 190 [2020-10-14 07:01:52,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:01:52,754 INFO L93 Difference]: Finished difference Result 881 states and 1175 transitions. [2020-10-14 07:01:52,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-14 07:01:52,755 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 151 [2020-10-14 07:01:52,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:01:52,756 INFO L225 Difference]: With dead ends: 881 [2020-10-14 07:01:52,756 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 07:01:52,760 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 416 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=346, Invalid=1294, Unknown=0, NotChecked=0, Total=1640 [2020-10-14 07:01:52,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 07:01:52,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 07:01:52,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 07:01:52,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 07:01:52,761 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 151 [2020-10-14 07:01:52,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:01:52,761 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 07:01:52,761 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-14 07:01:52,761 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 07:01:52,761 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 07:01:52,761 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-14 07:01:52,763 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 07:01:54,125 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 225 [2020-10-14 07:01:55,480 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 227 [2020-10-14 07:01:56,397 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 227 [2020-10-14 07:01:56,856 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 225 [2020-10-14 07:01:57,049 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 225 [2020-10-14 07:01:57,245 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 12 [2020-10-14 07:01:57,721 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 15 [2020-10-14 07:01:58,227 WARN L193 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 23 [2020-10-14 07:01:58,392 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-10-14 07:01:58,573 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 20 [2020-10-14 07:01:58,745 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 1 [2020-10-14 07:01:59,279 WARN L193 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 19 [2020-10-14 07:01:59,872 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 22 [2020-10-14 07:02:00,384 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 19 [2020-10-14 07:02:00,642 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 23 [2020-10-14 07:02:00,811 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-14 07:02:00,990 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 20 [2020-10-14 07:02:01,472 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 14 [2020-10-14 07:02:01,687 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:02:02,171 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 19 [2020-10-14 07:02:02,805 WARN L193 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 23 [2020-10-14 07:02:03,021 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 17 [2020-10-14 07:02:03,517 WARN L193 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 18 [2020-10-14 07:02:04,020 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 17 [2020-10-14 07:02:04,211 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 18 [2020-10-14 07:02:04,377 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-10-14 07:02:04,635 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 21 [2020-10-14 07:02:05,113 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 18 [2020-10-14 07:02:05,590 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 17 [2020-10-14 07:02:05,783 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 18 [2020-10-14 07:02:06,274 WARN L193 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 15 [2020-10-14 07:02:06,450 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 20 [2020-10-14 07:02:06,615 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-14 07:02:06,791 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 20 [2020-10-14 07:02:06,964 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 20 [2020-10-14 07:02:07,129 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 1 [2020-10-14 07:02:07,440 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 22 [2020-10-14 07:02:07,607 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 1 [2020-10-14 07:02:07,783 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 20 [2020-10-14 07:02:08,293 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 19 [2020-10-14 07:02:08,800 WARN L193 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 19 [2020-10-14 07:02:09,052 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 21 [2020-10-14 07:02:09,214 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-14 07:02:09,800 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 22 [2020-10-14 07:02:10,272 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 15 [2020-10-14 07:02:10,435 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 1 [2020-10-14 07:02:10,642 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 20 [2020-10-14 07:02:10,899 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 23 [2020-10-14 07:02:11,075 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 20 [2020-10-14 07:02:11,333 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 23 [2020-10-14 07:02:11,820 WARN L193 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 17 [2020-10-14 07:02:11,825 INFO L268 CegarLoopResult]: For program point L671(lines 671 675) no Hoare annotation was computed. [2020-10-14 07:02:11,825 INFO L268 CegarLoopResult]: For program point L671-1(lines 671 675) no Hoare annotation was computed. [2020-10-14 07:02:11,825 INFO L268 CegarLoopResult]: For program point L666(line 666) no Hoare annotation was computed. [2020-10-14 07:02:11,826 INFO L268 CegarLoopResult]: For program point L665-2(lines 665 686) no Hoare annotation was computed. [2020-10-14 07:02:11,826 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 640 695) no Hoare annotation was computed. [2020-10-14 07:02:11,826 INFO L268 CegarLoopResult]: For program point L687(lines 664 688) no Hoare annotation was computed. [2020-10-14 07:02:11,826 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 640 695) no Hoare annotation was computed. [2020-10-14 07:02:11,827 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 640 695) no Hoare annotation was computed. [2020-10-14 07:02:11,827 INFO L268 CegarLoopResult]: For program point L728(lines 728 732) no Hoare annotation was computed. [2020-10-14 07:02:11,827 INFO L268 CegarLoopResult]: For program point L728-1(lines 728 732) no Hoare annotation was computed. [2020-10-14 07:02:11,827 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 696 755) no Hoare annotation was computed. [2020-10-14 07:02:11,827 INFO L268 CegarLoopResult]: For program point L723(line 723) no Hoare annotation was computed. [2020-10-14 07:02:11,827 INFO L268 CegarLoopResult]: For program point L722-2(lines 722 747) no Hoare annotation was computed. [2020-10-14 07:02:11,828 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 696 755) no Hoare annotation was computed. [2020-10-14 07:02:11,828 INFO L268 CegarLoopResult]: For program point L748(lines 721 749) no Hoare annotation was computed. [2020-10-14 07:02:11,828 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 696 755) no Hoare annotation was computed. [2020-10-14 07:02:11,828 INFO L268 CegarLoopResult]: For program point L741(line 741) no Hoare annotation was computed. [2020-10-14 07:02:11,828 INFO L268 CegarLoopResult]: For program point L741-1(line 741) no Hoare annotation was computed. [2020-10-14 07:02:11,828 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 441 447) the Hoare annotation is: true [2020-10-14 07:02:11,828 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 441 447) no Hoare annotation was computed. [2020-10-14 07:02:11,828 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 448 456) no Hoare annotation was computed. [2020-10-14 07:02:11,828 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 448 456) the Hoare annotation is: true [2020-10-14 07:02:11,828 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 448 456) no Hoare annotation was computed. [2020-10-14 07:02:11,829 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 399 421) the Hoare annotation is: (or (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-14 07:02:11,829 INFO L264 CegarLoopResult]: At program point L411(line 411) the Hoare annotation is: (or (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-14 07:02:11,829 INFO L264 CegarLoopResult]: At program point L411-1(line 411) the Hoare annotation is: (or (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-14 07:02:11,829 INFO L268 CegarLoopResult]: For program point L409(lines 409 416) no Hoare annotation was computed. [2020-10-14 07:02:11,829 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 399 421) no Hoare annotation was computed. [2020-10-14 07:02:11,829 INFO L268 CegarLoopResult]: For program point L409-1(lines 409 416) no Hoare annotation was computed. [2020-10-14 07:02:11,829 INFO L268 CegarLoopResult]: For program point L407(line 407) no Hoare annotation was computed. [2020-10-14 07:02:11,830 INFO L264 CegarLoopResult]: At program point L406(line 406) the Hoare annotation is: (or (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-14 07:02:11,830 INFO L264 CegarLoopResult]: At program point L405(line 405) the Hoare annotation is: (or (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-14 07:02:11,830 INFO L264 CegarLoopResult]: At program point L405-1(line 405) the Hoare annotation is: (or (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-14 07:02:11,830 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 399 421) no Hoare annotation was computed. [2020-10-14 07:02:11,830 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 355 378) no Hoare annotation was computed. [2020-10-14 07:02:11,830 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 355 378) no Hoare annotation was computed. [2020-10-14 07:02:11,830 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 355 378) no Hoare annotation was computed. [2020-10-14 07:02:11,831 INFO L268 CegarLoopResult]: For program point L373(line 373) no Hoare annotation was computed. [2020-10-14 07:02:11,831 INFO L268 CegarLoopResult]: For program point L372(line 372) no Hoare annotation was computed. [2020-10-14 07:02:11,831 INFO L268 CegarLoopResult]: For program point L371(line 371) no Hoare annotation was computed. [2020-10-14 07:02:11,831 INFO L268 CegarLoopResult]: For program point L370(line 370) no Hoare annotation was computed. [2020-10-14 07:02:11,831 INFO L268 CegarLoopResult]: For program point L369(line 369) no Hoare annotation was computed. [2020-10-14 07:02:11,831 INFO L268 CegarLoopResult]: For program point L368(line 368) no Hoare annotation was computed. [2020-10-14 07:02:11,831 INFO L268 CegarLoopResult]: For program point L367(line 367) no Hoare annotation was computed. [2020-10-14 07:02:11,831 INFO L268 CegarLoopResult]: For program point L366(line 366) no Hoare annotation was computed. [2020-10-14 07:02:11,831 INFO L268 CegarLoopResult]: For program point L365(line 365) no Hoare annotation was computed. [2020-10-14 07:02:11,832 INFO L268 CegarLoopResult]: For program point L364(line 364) no Hoare annotation was computed. [2020-10-14 07:02:11,832 INFO L268 CegarLoopResult]: For program point L363(line 363) no Hoare annotation was computed. [2020-10-14 07:02:11,832 INFO L268 CegarLoopResult]: For program point L362(line 362) no Hoare annotation was computed. [2020-10-14 07:02:11,832 INFO L268 CegarLoopResult]: For program point L361(line 361) no Hoare annotation was computed. [2020-10-14 07:02:11,832 INFO L268 CegarLoopResult]: For program point L360(line 360) no Hoare annotation was computed. [2020-10-14 07:02:11,832 INFO L268 CegarLoopResult]: For program point L162-1(line 162) no Hoare annotation was computed. [2020-10-14 07:02:11,832 INFO L268 CegarLoopResult]: For program point L160(lines 160 177) no Hoare annotation was computed. [2020-10-14 07:02:11,833 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 156 180) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-14 07:02:11,833 INFO L264 CegarLoopResult]: At program point L175(line 175) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2) (or .cse0 .cse1 .cse2))) [2020-10-14 07:02:11,833 INFO L268 CegarLoopResult]: For program point L175-1(lines 156 180) no Hoare annotation was computed. [2020-10-14 07:02:11,833 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 156 180) no Hoare annotation was computed. [2020-10-14 07:02:11,833 INFO L264 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= processEnvironment__wrappee__methaneQuery_~tmp~1 0)) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 (not (= |old(~pumpRunning~0)| 0)) (and .cse1 .cse2)) (or (not (= ~methaneLevelCritical~0 0)) .cse0 (and .cse1 .cse2 (= ~pumpRunning~0 0))))) [2020-10-14 07:02:11,833 INFO L264 CegarLoopResult]: At program point L166(line 166) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 (and .cse1 (= ~pumpRunning~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-14 07:02:11,834 INFO L268 CegarLoopResult]: For program point L164(lines 164 172) no Hoare annotation was computed. [2020-10-14 07:02:11,834 INFO L264 CegarLoopResult]: At program point L162(line 162) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 (and .cse1 (= ~pumpRunning~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-14 07:02:11,834 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 251 259) no Hoare annotation was computed. [2020-10-14 07:02:11,834 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 251 259) the Hoare annotation is: true [2020-10-14 07:02:11,834 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 251 259) no Hoare annotation was computed. [2020-10-14 07:02:11,834 INFO L268 CegarLoopResult]: For program point L290-1(line 290) no Hoare annotation was computed. [2020-10-14 07:02:11,834 INFO L268 CegarLoopResult]: For program point L279(lines 279 287) no Hoare annotation was computed. [2020-10-14 07:02:11,834 INFO L268 CegarLoopResult]: For program point L279-2(lines 279 287) no Hoare annotation was computed. [2020-10-14 07:02:11,834 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 260 295) no Hoare annotation was computed. [2020-10-14 07:02:11,835 INFO L268 CegarLoopResult]: For program point L267(lines 267 275) no Hoare annotation was computed. [2020-10-14 07:02:11,835 INFO L268 CegarLoopResult]: For program point L267-2(lines 267 275) no Hoare annotation was computed. [2020-10-14 07:02:11,835 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 260 295) no Hoare annotation was computed. [2020-10-14 07:02:11,835 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 260 295) no Hoare annotation was computed. [2020-10-14 07:02:11,835 INFO L268 CegarLoopResult]: For program point L290(line 290) no Hoare annotation was computed. [2020-10-14 07:02:11,835 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 434 440) no Hoare annotation was computed. [2020-10-14 07:02:11,835 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 434 440) the Hoare annotation is: true [2020-10-14 07:02:11,835 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 594 639) no Hoare annotation was computed. [2020-10-14 07:02:11,835 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 594 639) no Hoare annotation was computed. [2020-10-14 07:02:11,835 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 594 639) no Hoare annotation was computed. [2020-10-14 07:02:11,835 INFO L268 CegarLoopResult]: For program point L927(lines 927 934) no Hoare annotation was computed. [2020-10-14 07:02:11,835 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 907 952) no Hoare annotation was computed. [2020-10-14 07:02:11,835 INFO L268 CegarLoopResult]: For program point L921(lines 921 941) no Hoare annotation was computed. [2020-10-14 07:02:11,835 INFO L268 CegarLoopResult]: For program point L921-1(lines 921 941) no Hoare annotation was computed. [2020-10-14 07:02:11,836 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 907 952) no Hoare annotation was computed. [2020-10-14 07:02:11,836 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 907 952) no Hoare annotation was computed. [2020-10-14 07:02:11,836 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 386 395) the Hoare annotation is: (or (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-14 07:02:11,836 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 386 395) no Hoare annotation was computed. [2020-10-14 07:02:11,836 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 386 395) no Hoare annotation was computed. [2020-10-14 07:02:11,836 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 240 250) the Hoare annotation is: true [2020-10-14 07:02:11,836 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 240 250) no Hoare annotation was computed. [2020-10-14 07:02:11,836 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 240 250) no Hoare annotation was computed. [2020-10-14 07:02:11,836 INFO L271 CegarLoopResult]: At program point L245(line 245) the Hoare annotation is: true [2020-10-14 07:02:11,836 INFO L268 CegarLoopResult]: For program point L245-1(line 245) no Hoare annotation was computed. [2020-10-14 07:02:11,836 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 232 239) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1))) [2020-10-14 07:02:11,837 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 232 239) no Hoare annotation was computed. [2020-10-14 07:02:11,837 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 232 239) no Hoare annotation was computed. [2020-10-14 07:02:11,837 INFO L268 CegarLoopResult]: For program point L577(lines 577 583) no Hoare annotation was computed. [2020-10-14 07:02:11,837 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 573 586) no Hoare annotation was computed. [2020-10-14 07:02:11,837 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 573 586) the Hoare annotation is: true [2020-10-14 07:02:11,837 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 573 586) no Hoare annotation was computed. [2020-10-14 07:02:11,837 INFO L264 CegarLoopResult]: At program point L192(line 192) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= 0 ~systemActive~0)) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or (and (not (= 0 processEnvironment_~tmp~2)) .cse1) .cse3 .cse2) (or .cse3 .cse2 .cse4) (or .cse0 .cse2 .cse4))) [2020-10-14 07:02:11,838 INFO L268 CegarLoopResult]: For program point L190(lines 190 198) no Hoare annotation was computed. [2020-10-14 07:02:11,838 INFO L264 CegarLoopResult]: At program point L188(line 188) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= 0 ~systemActive~0)) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2) (or .cse0 .cse2 .cse4) (or .cse3 .cse2 .cse4))) [2020-10-14 07:02:11,838 INFO L268 CegarLoopResult]: For program point L188-1(line 188) no Hoare annotation was computed. [2020-10-14 07:02:11,838 INFO L268 CegarLoopResult]: For program point L186(lines 186 203) no Hoare annotation was computed. [2020-10-14 07:02:11,838 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 182 206) no Hoare annotation was computed. [2020-10-14 07:02:11,838 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 182 206) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1))) [2020-10-14 07:02:11,838 INFO L264 CegarLoopResult]: At program point L201(line 201) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0))) (let ((.cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not .cse1) (= ~pumpRunning~0 0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1)))) [2020-10-14 07:02:11,838 INFO L268 CegarLoopResult]: For program point L201-1(lines 182 206) no Hoare annotation was computed. [2020-10-14 07:02:11,838 INFO L264 CegarLoopResult]: At program point L196(line 196) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1))) [2020-10-14 07:02:11,838 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 148 154) no Hoare annotation was computed. [2020-10-14 07:02:11,838 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 148 154) the Hoare annotation is: true [2020-10-14 07:02:11,839 INFO L264 CegarLoopResult]: At program point testENTRY(lines 45 110) the Hoare annotation is: (or (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-14 07:02:11,839 INFO L268 CegarLoopResult]: For program point L93(lines 93 97) no Hoare annotation was computed. [2020-10-14 07:02:11,839 INFO L264 CegarLoopResult]: At program point L93-2(lines 85 98) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (not (= 0 ~systemActive~0)))) (or (= |old(~systemActive~0)| 0) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1))) [2020-10-14 07:02:11,839 INFO L268 CegarLoopResult]: For program point L56(lines 55 102) no Hoare annotation was computed. [2020-10-14 07:02:11,839 INFO L264 CegarLoopResult]: At program point L87(line 87) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (not (= 0 ~systemActive~0)))) (or (= |old(~systemActive~0)| 0) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1))) [2020-10-14 07:02:11,839 INFO L268 CegarLoopResult]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2020-10-14 07:02:11,839 INFO L268 CegarLoopResult]: For program point L85(lines 85 98) no Hoare annotation was computed. [2020-10-14 07:02:11,839 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (not (= 0 ~systemActive~0)))) (or (= |old(~systemActive~0)| 0) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1))) [2020-10-14 07:02:11,840 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-10-14 07:02:11,840 INFO L268 CegarLoopResult]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2020-10-14 07:02:11,840 INFO L264 CegarLoopResult]: At program point L100(lines 55 102) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (not (= 0 ~systemActive~0)))) (or (= |old(~systemActive~0)| 0) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1))) [2020-10-14 07:02:11,840 INFO L264 CegarLoopResult]: At program point L67(line 67) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (not (= 0 ~systemActive~0)))) (or (= |old(~systemActive~0)| 0) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1))) [2020-10-14 07:02:11,840 INFO L268 CegarLoopResult]: For program point L65(lines 65 71) no Hoare annotation was computed. [2020-10-14 07:02:11,840 INFO L268 CegarLoopResult]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2020-10-14 07:02:11,840 INFO L268 CegarLoopResult]: For program point L57(lines 57 61) no Hoare annotation was computed. [2020-10-14 07:02:11,841 INFO L264 CegarLoopResult]: At program point L103(lines 54 104) the Hoare annotation is: (or (= |old(~systemActive~0)| 0) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-14 07:02:11,841 INFO L268 CegarLoopResult]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2020-10-14 07:02:11,841 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 861 906) no Hoare annotation was computed. [2020-10-14 07:02:11,841 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 861 906) no Hoare annotation was computed. [2020-10-14 07:02:11,841 INFO L268 CegarLoopResult]: For program point L881(lines 881 888) no Hoare annotation was computed. [2020-10-14 07:02:11,841 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 861 906) no Hoare annotation was computed. [2020-10-14 07:02:11,841 INFO L268 CegarLoopResult]: For program point L875(lines 875 895) no Hoare annotation was computed. [2020-10-14 07:02:11,841 INFO L268 CegarLoopResult]: For program point L875-1(lines 875 895) no Hoare annotation was computed. [2020-10-14 07:02:11,841 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 207 214) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-14 07:02:11,841 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 207 214) no Hoare annotation was computed. [2020-10-14 07:02:11,841 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 207 214) no Hoare annotation was computed. [2020-10-14 07:02:11,841 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 541 563) no Hoare annotation was computed. [2020-10-14 07:02:11,841 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 541 563) no Hoare annotation was computed. [2020-10-14 07:02:11,841 INFO L268 CegarLoopResult]: For program point L549(lines 549 557) no Hoare annotation was computed. [2020-10-14 07:02:11,842 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 541 563) no Hoare annotation was computed. [2020-10-14 07:02:11,842 INFO L268 CegarLoopResult]: For program point L549-2(lines 549 557) no Hoare annotation was computed. [2020-10-14 07:02:11,842 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 424 433) no Hoare annotation was computed. [2020-10-14 07:02:11,842 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 424 433) no Hoare annotation was computed. [2020-10-14 07:02:11,842 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 424 433) no Hoare annotation was computed. [2020-10-14 07:02:11,842 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 758 860) no Hoare annotation was computed. [2020-10-14 07:02:11,842 INFO L268 CegarLoopResult]: For program point L828(lines 806 829) no Hoare annotation was computed. [2020-10-14 07:02:11,842 INFO L268 CegarLoopResult]: For program point L787(lines 787 803) no Hoare annotation was computed. [2020-10-14 07:02:11,842 INFO L268 CegarLoopResult]: For program point L847(lines 847 854) no Hoare annotation was computed. [2020-10-14 07:02:11,842 INFO L268 CegarLoopResult]: For program point L808(lines 807 827) no Hoare annotation was computed. [2020-10-14 07:02:11,842 INFO L268 CegarLoopResult]: For program point L839(line 839) no Hoare annotation was computed. [2020-10-14 07:02:11,842 INFO L268 CegarLoopResult]: For program point L839-1(line 839) no Hoare annotation was computed. [2020-10-14 07:02:11,842 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 758 860) no Hoare annotation was computed. [2020-10-14 07:02:11,842 INFO L268 CegarLoopResult]: For program point L804(lines 804 845) no Hoare annotation was computed. [2020-10-14 07:02:11,843 INFO L268 CegarLoopResult]: For program point L823(line 823) no Hoare annotation was computed. [2020-10-14 07:02:11,843 INFO L268 CegarLoopResult]: For program point L823-1(line 823) no Hoare annotation was computed. [2020-10-14 07:02:11,843 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 758 860) no Hoare annotation was computed. [2020-10-14 07:02:11,843 INFO L268 CegarLoopResult]: For program point L782(lines 782 786) no Hoare annotation was computed. [2020-10-14 07:02:11,843 INFO L268 CegarLoopResult]: For program point L846(lines 846 857) no Hoare annotation was computed. [2020-10-14 07:02:11,843 INFO L268 CegarLoopResult]: For program point L809(lines 809 813) no Hoare annotation was computed. [2020-10-14 07:02:11,843 INFO L268 CegarLoopResult]: For program point L807-2(lines 807 827) no Hoare annotation was computed. [2020-10-14 07:02:11,843 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:02:11,843 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |old(#length)| |#length|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-14 07:02:11,844 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:02:11,844 INFO L268 CegarLoopResult]: For program point L226-1(lines 215 231) no Hoare annotation was computed. [2020-10-14 07:02:11,844 INFO L268 CegarLoopResult]: For program point L222(lines 222 228) no Hoare annotation was computed. [2020-10-14 07:02:11,844 INFO L264 CegarLoopResult]: At program point L220(line 220) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2020-10-14 07:02:11,844 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 215 231) no Hoare annotation was computed. [2020-10-14 07:02:11,844 INFO L268 CegarLoopResult]: For program point L220-1(line 220) no Hoare annotation was computed. [2020-10-14 07:02:11,844 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 215 231) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2020-10-14 07:02:11,845 INFO L264 CegarLoopResult]: At program point L226(line 226) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2020-10-14 07:02:11,845 INFO L268 CegarLoopResult]: For program point L305(lines 305 309) no Hoare annotation was computed. [2020-10-14 07:02:11,845 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 296 314) no Hoare annotation was computed. [2020-10-14 07:02:11,845 INFO L271 CegarLoopResult]: At program point L303(line 303) the Hoare annotation is: true [2020-10-14 07:02:11,845 INFO L268 CegarLoopResult]: For program point L305-2(lines 305 309) no Hoare annotation was computed. [2020-10-14 07:02:11,845 INFO L268 CegarLoopResult]: For program point L303-1(line 303) no Hoare annotation was computed. [2020-10-14 07:02:11,845 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 296 314) the Hoare annotation is: true [2020-10-14 07:02:11,845 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 296 314) no Hoare annotation was computed. [2020-10-14 07:02:11,845 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 564 572) no Hoare annotation was computed. [2020-10-14 07:02:11,846 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 564 572) no Hoare annotation was computed. [2020-10-14 07:02:11,846 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 564 572) no Hoare annotation was computed. [2020-10-14 07:02:11,846 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 520 531) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (= ~methaneLevelCritical~0 0) .cse0 (not (= |old(~methaneLevelCritical~0)| 0))) (or (not (= ~pumpRunning~0 0)) .cse0 (not (= |old(~methaneLevelCritical~0)| 1)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)))) [2020-10-14 07:02:11,846 INFO L268 CegarLoopResult]: For program point L524-1(lines 520 531) no Hoare annotation was computed. [2020-10-14 07:02:11,846 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 520 531) no Hoare annotation was computed. [2020-10-14 07:02:11,846 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:02:11,846 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-14 07:02:11,846 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:02:11,846 INFO L268 CegarLoopResult]: For program point L128(lines 127 146) no Hoare annotation was computed. [2020-10-14 07:02:11,846 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 124 147) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-14 07:02:11,847 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 124 147) no Hoare annotation was computed. [2020-10-14 07:02:11,847 INFO L264 CegarLoopResult]: At program point L137(line 137) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse1 (= 0 ~systemActive~0)) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1 .cse4) (or .cse5 .cse1 .cse2) (or .cse3 .cse5 .cse1 .cse4))) [2020-10-14 07:02:11,847 INFO L264 CegarLoopResult]: At program point L135(lines 135 141) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2) (or .cse0 .cse3 .cse1 .cse2) (or .cse3 .cse1 (= ~pumpRunning~0 0)))) [2020-10-14 07:02:11,847 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 124 147) no Hoare annotation was computed. [2020-10-14 07:02:11,847 INFO L264 CegarLoopResult]: At program point L130(line 130) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse2 .cse3) (or .cse4 .cse2 .cse3) (or .cse0 .cse4 .cse2))) [2020-10-14 07:02:11,847 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 325 354) no Hoare annotation was computed. [2020-10-14 07:02:11,847 INFO L271 CegarLoopResult]: At program point L350(lines 325 354) the Hoare annotation is: true [2020-10-14 07:02:11,847 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 325 354) the Hoare annotation is: true [2020-10-14 07:02:11,847 INFO L268 CegarLoopResult]: For program point L346(line 346) no Hoare annotation was computed. [2020-10-14 07:02:11,848 INFO L268 CegarLoopResult]: For program point L339(lines 339 343) no Hoare annotation was computed. [2020-10-14 07:02:11,848 INFO L271 CegarLoopResult]: At program point L339-1(lines 339 343) the Hoare annotation is: true [2020-10-14 07:02:11,848 INFO L268 CegarLoopResult]: For program point L336(line 336) no Hoare annotation was computed. [2020-10-14 07:02:11,848 INFO L271 CegarLoopResult]: At program point L335-2(lines 335 349) the Hoare annotation is: true [2020-10-14 07:02:11,848 INFO L271 CegarLoopResult]: At program point L331(line 331) the Hoare annotation is: true [2020-10-14 07:02:11,848 INFO L268 CegarLoopResult]: For program point L331-1(line 331) no Hoare annotation was computed. [2020-10-14 07:02:11,848 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 532 540) the Hoare annotation is: true [2020-10-14 07:02:11,848 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 532 540) no Hoare annotation was computed. [2020-10-14 07:02:11,849 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 532 540) no Hoare annotation was computed. [2020-10-14 07:02:11,849 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 496 507) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1))) [2020-10-14 07:02:11,849 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 496 507) no Hoare annotation was computed. [2020-10-14 07:02:11,849 INFO L268 CegarLoopResult]: For program point L500-1(lines 496 507) no Hoare annotation was computed. [2020-10-14 07:02:11,849 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 379 385) no Hoare annotation was computed. [2020-10-14 07:02:11,849 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 379 385) the Hoare annotation is: true [2020-10-14 07:02:11,849 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:02:11,849 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) [2020-10-14 07:02:11,849 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 07:02:11,849 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:02:11,850 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 315 322) no Hoare annotation was computed. [2020-10-14 07:02:11,850 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 315 322) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| ~systemActive~0)) (.cse1 (= |old(~systemActive~0)| 0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 1))))) [2020-10-14 07:02:11,850 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 315 322) no Hoare annotation was computed. [2020-10-14 07:02:11,850 INFO L268 CegarLoopResult]: For program point L512-1(lines 508 519) no Hoare annotation was computed. [2020-10-14 07:02:11,850 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 508 519) no Hoare annotation was computed. [2020-10-14 07:02:11,851 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 508 519) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 1)) (not (= ~pumpRunning~0 0)) .cse1))) [2020-10-14 07:02:11,851 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 458 465) no Hoare annotation was computed. [2020-10-14 07:02:11,851 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 462) no Hoare annotation was computed. [2020-10-14 07:02:11,851 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 458 465) the Hoare annotation is: true [2020-10-14 07:02:11,851 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 458 465) no Hoare annotation was computed. [2020-10-14 07:02:11,851 INFO L264 CegarLoopResult]: At program point L481(line 481) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or (not (= ~methaneLevelCritical~0 1)) (not (= ~pumpRunning~0 0)) .cse0))) [2020-10-14 07:02:11,851 INFO L268 CegarLoopResult]: For program point L479(lines 479 485) no Hoare annotation was computed. [2020-10-14 07:02:11,851 INFO L264 CegarLoopResult]: At program point L477(line 477) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 0)) (= 0 ~systemActive~0)) [2020-10-14 07:02:11,851 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 467 491) the Hoare annotation is: true [2020-10-14 07:02:11,852 INFO L268 CegarLoopResult]: For program point L477-1(line 477) no Hoare annotation was computed. [2020-10-14 07:02:11,852 INFO L268 CegarLoopResult]: For program point L475(lines 475 488) no Hoare annotation was computed. [2020-10-14 07:02:11,852 INFO L268 CegarLoopResult]: For program point L475-1(lines 467 491) no Hoare annotation was computed. [2020-10-14 07:02:11,852 INFO L271 CegarLoopResult]: At program point L473(line 473) the Hoare annotation is: true [2020-10-14 07:02:11,852 INFO L268 CegarLoopResult]: For program point L473-1(line 473) no Hoare annotation was computed. [2020-10-14 07:02:11,852 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 467 491) no Hoare annotation was computed. [2020-10-14 07:02:11,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 07:02:11 BoogieIcfgContainer [2020-10-14 07:02:11,873 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 07:02:11,875 INFO L168 Benchmark]: Toolchain (without parser) took 91488.17 ms. Allocated memory was 145.8 MB in the beginning and 1.1 GB in the end (delta: 974.1 MB). Free memory was 101.1 MB in the beginning and 303.8 MB in the end (delta: -202.7 MB). Peak memory consumption was 974.6 MB. Max. memory is 7.1 GB. [2020-10-14 07:02:11,875 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 145.8 MB. Free memory was 120.3 MB in the beginning and 119.9 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. [2020-10-14 07:02:11,876 INFO L168 Benchmark]: CACSL2BoogieTranslator took 790.07 ms. Allocated memory was 145.8 MB in the beginning and 201.3 MB in the end (delta: 55.6 MB). Free memory was 101.1 MB in the beginning and 164.7 MB in the end (delta: -63.6 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. [2020-10-14 07:02:11,876 INFO L168 Benchmark]: Boogie Preprocessor took 135.03 ms. Allocated memory is still 201.3 MB. Free memory was 164.7 MB in the beginning and 159.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2020-10-14 07:02:11,877 INFO L168 Benchmark]: RCFGBuilder took 1221.06 ms. Allocated memory was 201.3 MB in the beginning and 233.8 MB in the end (delta: 32.5 MB). Free memory was 159.7 MB in the beginning and 190.7 MB in the end (delta: -31.0 MB). Peak memory consumption was 78.9 MB. Max. memory is 7.1 GB. [2020-10-14 07:02:11,878 INFO L168 Benchmark]: TraceAbstraction took 89336.30 ms. Allocated memory was 233.8 MB in the beginning and 1.1 GB in the end (delta: 886.0 MB). Free memory was 190.7 MB in the beginning and 303.8 MB in the end (delta: -113.1 MB). Peak memory consumption was 976.1 MB. Max. memory is 7.1 GB. [2020-10-14 07:02:11,880 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 145.8 MB. Free memory was 120.3 MB in the beginning and 119.9 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 790.07 ms. Allocated memory was 145.8 MB in the beginning and 201.3 MB in the end (delta: 55.6 MB). Free memory was 101.1 MB in the beginning and 164.7 MB in the end (delta: -63.6 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 135.03 ms. Allocated memory is still 201.3 MB. Free memory was 164.7 MB in the beginning and 159.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1221.06 ms. Allocated memory was 201.3 MB in the beginning and 233.8 MB in the end (delta: 32.5 MB). Free memory was 159.7 MB in the beginning and 190.7 MB in the end (delta: -31.0 MB). Peak memory consumption was 78.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 89336.30 ms. Allocated memory was 233.8 MB in the beginning and 1.1 GB in the end (delta: 886.0 MB). Free memory was 190.7 MB in the beginning and 303.8 MB in the end (delta: -113.1 MB). Peak memory consumption was 976.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 462]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (\old(systemActive) == 0 || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: (((\old(systemActive) == 0 || (((methaneLevelCritical == 1 && splverifierCounter <= 0) && !(0 == systemActive)) && pumpRunning == 0)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || ((splverifierCounter <= 0 && methaneLevelCritical == 0) && !(0 == systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 70.1s, OverallIterations: 9, TraceHistogramMax: 4, AutomataDifference: 29.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 19.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1167 SDtfs, 2608 SDslu, 1160 SDs, 0 SdLazy, 6656 SolverSat, 1878 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 14.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 415 GetRequests, 287 SyntacticMatches, 0 SemanticMatches, 128 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 669 ImplicationChecksByTransitivity, 14.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=381occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 9 MinimizatonAttempts, 546 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 1107 PreInvPairs, 1291 NumberOfFragments, 1401 HoareAnnotationTreeSize, 1107 FomulaSimplifications, 38433926 FormulaSimplificationTreeSizeReduction, 4.2s HoareSimplificationTime, 62 FomulaSimplificationsInter, 57092 FormulaSimplificationTreeSizeReductionInter, 14.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 39.4s InterpolantComputationTime, 807 NumberOfCodeBlocks, 807 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 798 ConstructedInterpolants, 0 QuantifiedInterpolants, 268568 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 6 PerfectInterpolantSequences, 81/87 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...