/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product54.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 01:44:44,871 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 01:44:44,874 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 01:44:44,909 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 01:44:44,910 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 01:44:44,918 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 01:44:44,920 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 01:44:44,923 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 01:44:44,926 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 01:44:44,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 01:44:44,930 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 01:44:44,931 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 01:44:44,931 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 01:44:44,934 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 01:44:44,936 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 01:44:44,937 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 01:44:44,938 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 01:44:44,939 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 01:44:44,941 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 01:44:44,948 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 01:44:44,951 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 01:44:44,952 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 01:44:44,953 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 01:44:44,953 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 01:44:44,966 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 01:44:44,966 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 01:44:44,966 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 01:44:44,973 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 01:44:44,973 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 01:44:44,974 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 01:44:44,974 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 01:44:44,975 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 01:44:44,978 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 01:44:44,979 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 01:44:44,980 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 01:44:44,980 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 01:44:44,983 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 01:44:44,983 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 01:44:44,983 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 01:44:44,984 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 01:44:44,985 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 01:44:44,986 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-15 01:44:45,014 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 01:44:45,014 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 01:44:45,015 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 01:44:45,015 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 01:44:45,016 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 01:44:45,016 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 01:44:45,016 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 01:44:45,016 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 01:44:45,016 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 01:44:45,017 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 01:44:45,017 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 01:44:45,017 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 01:44:45,017 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 01:44:45,017 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 01:44:45,018 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 01:44:45,018 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 01:44:45,018 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 01:44:45,018 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 01:44:45,018 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 01:44:45,019 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 01:44:45,019 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 01:44:45,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 01:44:45,019 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 01:44:45,020 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 01:44:45,020 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 01:44:45,020 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 01:44:45,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 01:44:45,020 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 01:44:45,021 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 01:44:45,021 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 01:44:45,332 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 01:44:45,350 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 01:44:45,354 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 01:44:45,356 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 01:44:45,356 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 01:44:45,357 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product54.cil.c [2020-10-15 01:44:45,423 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a58d3ea7d/53cf7871b50d4412b011f3c8045ec7d7/FLAG48b26d851 [2020-10-15 01:44:45,946 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 01:44:45,947 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec3_product54.cil.c [2020-10-15 01:44:45,958 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a58d3ea7d/53cf7871b50d4412b011f3c8045ec7d7/FLAG48b26d851 [2020-10-15 01:44:46,279 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a58d3ea7d/53cf7871b50d4412b011f3c8045ec7d7 [2020-10-15 01:44:46,289 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 01:44:46,290 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 01:44:46,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 01:44:46,291 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 01:44:46,297 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 01:44:46,297 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:44:46" (1/1) ... [2020-10-15 01:44:46,301 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49d31571 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:46, skipping insertion in model container [2020-10-15 01:44:46,301 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:44:46" (1/1) ... [2020-10-15 01:44:46,309 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 01:44:46,370 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 01:44:46,821 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:44:46,832 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 01:44:46,909 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:44:46,950 INFO L208 MainTranslator]: Completed translation [2020-10-15 01:44:46,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:46 WrapperNode [2020-10-15 01:44:46,951 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 01:44:46,952 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 01:44:46,952 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 01:44:46,952 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 01:44:46,964 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:46" (1/1) ... [2020-10-15 01:44:46,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:46" (1/1) ... [2020-10-15 01:44:46,982 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:46" (1/1) ... [2020-10-15 01:44:46,982 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:46" (1/1) ... [2020-10-15 01:44:47,031 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:46" (1/1) ... [2020-10-15 01:44:47,041 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:46" (1/1) ... [2020-10-15 01:44:47,045 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:46" (1/1) ... [2020-10-15 01:44:47,052 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 01:44:47,052 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 01:44:47,053 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 01:44:47,053 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 01:44:47,054 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:46" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 01:44:47,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 01:44:47,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 01:44:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 01:44:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-15 01:44:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-15 01:44:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-15 01:44:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-15 01:44:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-15 01:44:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-15 01:44:47,120 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-15 01:44:47,120 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-15 01:44:47,120 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 01:44:47,120 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 01:44:47,120 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 01:44:47,120 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 01:44:47,121 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 01:44:47,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 01:44:47,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-15 01:44:47,121 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 01:44:47,121 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 01:44:47,121 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 01:44:47,121 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 01:44:47,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 01:44:47,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 01:44:47,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 01:44:47,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 01:44:47,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 01:44:47,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 01:44:47,122 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 01:44:47,123 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 01:44:47,123 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-15 01:44:47,123 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-15 01:44:47,123 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-15 01:44:47,123 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-15 01:44:47,123 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-15 01:44:47,123 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-15 01:44:47,124 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-15 01:44:47,124 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-15 01:44:47,124 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-15 01:44:47,124 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-15 01:44:47,124 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-15 01:44:47,124 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-15 01:44:47,124 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 01:44:47,125 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 01:44:47,125 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 01:44:47,125 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-15 01:44:47,125 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-15 01:44:47,125 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-15 01:44:47,125 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-15 01:44:47,126 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-15 01:44:47,126 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-15 01:44:47,126 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-15 01:44:47,126 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-15 01:44:47,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 01:44:47,126 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 01:44:47,126 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 01:44:47,127 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-15 01:44:47,127 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 01:44:47,127 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 01:44:47,127 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 01:44:47,127 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 01:44:47,127 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 01:44:47,127 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 01:44:47,128 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 01:44:47,128 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 01:44:47,128 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 01:44:47,128 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-15 01:44:47,128 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-15 01:44:47,128 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 01:44:47,129 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 01:44:47,129 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 01:44:47,129 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 01:44:47,129 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 01:44:47,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 01:44:47,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 01:44:47,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 01:44:47,130 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 01:44:47,130 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 01:44:47,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 01:44:47,130 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 01:44:47,130 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 01:44:47,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 01:44:47,131 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 01:44:47,131 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 01:44:47,131 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 01:44:47,131 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-15 01:44:47,131 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-15 01:44:47,131 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-15 01:44:47,132 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-15 01:44:47,132 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-15 01:44:47,132 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-15 01:44:47,132 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-15 01:44:47,132 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-15 01:44:47,132 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-15 01:44:47,133 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-15 01:44:47,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 01:44:47,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 01:44:47,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 01:44:48,163 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 01:44:48,164 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-15 01:44:48,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:44:48 BoogieIcfgContainer [2020-10-15 01:44:48,173 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 01:44:48,176 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 01:44:48,176 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 01:44:48,179 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 01:44:48,180 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:44:46" (1/3) ... [2020-10-15 01:44:48,180 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e7e1051 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:44:48, skipping insertion in model container [2020-10-15 01:44:48,181 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:44:46" (2/3) ... [2020-10-15 01:44:48,181 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e7e1051 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:44:48, skipping insertion in model container [2020-10-15 01:44:48,182 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:44:48" (3/3) ... [2020-10-15 01:44:48,183 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product54.cil.c [2020-10-15 01:44:48,193 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 01:44:48,203 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 01:44:48,215 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 01:44:48,236 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 01:44:48,236 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 01:44:48,236 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 01:44:48,236 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 01:44:48,237 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 01:44:48,237 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 01:44:48,237 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 01:44:48,237 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 01:44:48,258 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states. [2020-10-15 01:44:48,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-15 01:44:48,267 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:44:48,268 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] [2020-10-15 01:44:48,269 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:44:48,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:44:48,275 INFO L82 PathProgramCache]: Analyzing trace with hash -1727770094, now seen corresponding path program 1 times [2020-10-15 01:44:48,283 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:44:48,284 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1116459251] [2020-10-15 01:44:48,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:44:48,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:48,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:48,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:49,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:51,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:51,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-15 01:44:51,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 01:44:51,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2462 [2020-10-15 01:44:51,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:51,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:51,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-15 01:44:51,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:51,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-15 01:44:51,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-15 01:44:51,602 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:44:51,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:44:51,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:51,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:51,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:51,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:51,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:51,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 149 [2020-10-15 01:44:51,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:51,803 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:51,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:51,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:51,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:44:51,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:51,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:44:51,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:51,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:51,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:51,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:51,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:51,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:44:51,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:51,845 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:51,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:51,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:51,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:44:51,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:51,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:44:51,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:51,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:51,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:51,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:51,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:51,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:44:51,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:51,854 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:51,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:51,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:51,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:44:51,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:51,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:44:51,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:51,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:51,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:51,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:51,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:51,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:44:51,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:51,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:51,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:51,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:51,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:51,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:51,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:44:51,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:51,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:51,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:51,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:51,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:51,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:44:51,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:51,872 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:51,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:51,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:51,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:44:51,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:51,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 01:44:51,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:51,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:51,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:51,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:51,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:51,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 01:44:51,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:51,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:51,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:51,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:51,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:51,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:51,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 01:44:51,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:51,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:51,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:51,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:51,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:51,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 01:44:51,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:51,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:51,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:44:51,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:51,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:51,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:51,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-15 01:44:51,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:51,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:51,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:51,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:51,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:51,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:44:51,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:51,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:51,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:51,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:51,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:51,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:51,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:44:51,940 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1116459251] [2020-10-15 01:44:51,942 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:44:51,945 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 01:44:51,947 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134112765] [2020-10-15 01:44:51,953 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 01:44:51,953 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:44:51,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 01:44:51,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-15 01:44:51,971 INFO L87 Difference]: Start difference. First operand 196 states. Second operand 8 states. [2020-10-15 01:44:52,409 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:44:53,212 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:44:53,729 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:44:54,155 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:44:54,449 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:44:54,753 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:44:55,162 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-15 01:44:55,484 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-15 01:44:55,893 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:44:56,527 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:44:58,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:44:58,598 INFO L93 Difference]: Finished difference Result 650 states and 910 transitions. [2020-10-15 01:44:58,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-15 01:44:58,600 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2020-10-15 01:44:58,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:44:58,618 INFO L225 Difference]: With dead ends: 650 [2020-10-15 01:44:58,618 INFO L226 Difference]: Without dead ends: 462 [2020-10-15 01:44:58,623 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=81, Invalid=225, Unknown=0, NotChecked=0, Total=306 [2020-10-15 01:44:58,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 462 states. [2020-10-15 01:44:58,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 462 to 413. [2020-10-15 01:44:58,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 413 states. [2020-10-15 01:44:58,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 535 transitions. [2020-10-15 01:44:58,777 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 535 transitions. Word has length 52 [2020-10-15 01:44:58,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:44:58,778 INFO L479 AbstractCegarLoop]: Abstraction has 413 states and 535 transitions. [2020-10-15 01:44:58,778 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 01:44:58,778 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 535 transitions. [2020-10-15 01:44:58,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-10-15 01:44:58,787 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:44:58,787 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:44:58,787 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 01:44:58,787 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:44:58,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:44:58,788 INFO L82 PathProgramCache]: Analyzing trace with hash 714565347, now seen corresponding path program 1 times [2020-10-15 01:44:58,788 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:44:58,788 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2078966182] [2020-10-15 01:44:58,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:44:58,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:58,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:59,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:59,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-15 01:44:59,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:59,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 628 [2020-10-15 01:44:59,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:59,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:59,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 01:44:59,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:59,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-15 01:44:59,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:59,784 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:44:59,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:44:59,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:59,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:59,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:59,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:59,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:59,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-15 01:44:59,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:59,854 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:59,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:59,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:59,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:44:59,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:59,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:44:59,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:59,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:59,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:59,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:59,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:59,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:59,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:59,876 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:59,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:59,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:59,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:44:59,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:59,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:44:59,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:59,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:59,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:59,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:59,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:59,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:59,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:59,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:59,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:59,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:59,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:44:59,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:59,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:44:59,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:59,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:59,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:59,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:59,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:59,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:44:59,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:59,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:59,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:59,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:59,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:59,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:59,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:44:59,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:59,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:59,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:59,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:44:59,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:59,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:59,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:59,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:59,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:59,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:59,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:44:59,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:59,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:44:59,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:59,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:59,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:59,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:59,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:59,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:44:59,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:59,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:59,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:44:59,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:44:59,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:44:59,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:59,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-15 01:44:59,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:59,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:59,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:59,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:59,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:59,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:59,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:59,913 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:59,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:59,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:59,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:59,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:59,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-15 01:44:59,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:59,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:59,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:59,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:59,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:59,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:59,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:59,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:59,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:59,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:59,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:59,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:59,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-15 01:44:59,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:44:59,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:44:59,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:44:59,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:44:59,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:44:59,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:44:59,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:44:59,924 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:44:59,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:44:59,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:44:59,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:44:59,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:44:59,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:44:59,936 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2078966182] [2020-10-15 01:44:59,936 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:44:59,936 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-15 01:44:59,936 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528219592] [2020-10-15 01:44:59,938 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-15 01:44:59,938 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:44:59,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-15 01:44:59,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-15 01:44:59,939 INFO L87 Difference]: Start difference. First operand 413 states and 535 transitions. Second operand 5 states. [2020-10-15 01:45:00,220 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:45:01,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:45:01,439 INFO L93 Difference]: Finished difference Result 861 states and 1188 transitions. [2020-10-15 01:45:01,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-15 01:45:01,440 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 62 [2020-10-15 01:45:01,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:45:01,446 INFO L225 Difference]: With dead ends: 861 [2020-10-15 01:45:01,446 INFO L226 Difference]: Without dead ends: 472 [2020-10-15 01:45:01,450 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 20 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-15 01:45:01,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 472 states. [2020-10-15 01:45:01,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 472 to 401. [2020-10-15 01:45:01,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 401 states. [2020-10-15 01:45:01,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 401 states and 506 transitions. [2020-10-15 01:45:01,538 INFO L78 Accepts]: Start accepts. Automaton has 401 states and 506 transitions. Word has length 62 [2020-10-15 01:45:01,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:45:01,539 INFO L479 AbstractCegarLoop]: Abstraction has 401 states and 506 transitions. [2020-10-15 01:45:01,539 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-15 01:45:01,539 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 506 transitions. [2020-10-15 01:45:01,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-10-15 01:45:01,544 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:45:01,544 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:45:01,544 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 01:45:01,545 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:45:01,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:45:01,545 INFO L82 PathProgramCache]: Analyzing trace with hash 1238963471, now seen corresponding path program 1 times [2020-10-15 01:45:01,545 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:45:01,545 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2064751803] [2020-10-15 01:45:01,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:45:01,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:01,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:01,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:01,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:01,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:02,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:03,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:05,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:06,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:06,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 126 [2020-10-15 01:45:06,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 01:45:06,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5034 [2020-10-15 01:45:06,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:06,611 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:06,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 01:45:06,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-15 01:45:06,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-15 01:45:06,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:06,930 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:45:06,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:45:06,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:06,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:06,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:06,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:06,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:06,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-15 01:45:06,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:06,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:06,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:06,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:06,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:06,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:06,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:45:06,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:06,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:06,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:06,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:06,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:06,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:06,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:06,976 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:06,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:06,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:06,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:06,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:06,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:45:06,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:06,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:06,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:06,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:06,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:06,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:06,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:06,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:06,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:06,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:06,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:06,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:06,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:45:06,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:06,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:06,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:06,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:06,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:06,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:06,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:06,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:06,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:06,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:06,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:06,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:06,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:45:06,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:06,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:06,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:06,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:06,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:06,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:06,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:06,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:06,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:06,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:06,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:06,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:07,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:45:07,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:07,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:07,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:07,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:07,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:07,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:45:07,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:07,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:07,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:07,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:07,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:45:07,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:07,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-15 01:45:07,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:07,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:07,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:07,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:07,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:07,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:45:07,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:07,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:07,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:45:07,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:45:07,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 01:45:07,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:07,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-15 01:45:07,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:07,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:07,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:07,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:07,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:07,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-15 01:45:07,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 01:45:07,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-15 01:45:07,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:07,084 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:07,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:07,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:07,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 01:45:07,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:07,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:45:07,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:07,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:07,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:07,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:07,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 01:45:07,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:45:07,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 01:45:07,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:07,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:07,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:45:07,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-15 01:45:07,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:45:07,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:07,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:45:07,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:07,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:07,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:07,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:45:07,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:07,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 01:45:07,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:07,134 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:07,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:45:07,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:45:07,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 01:45:07,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-15 01:45:07,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:45:07,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:07,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:07,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:07,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:07,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:07,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:45:07,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:07,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:07,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:07,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:07,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:45:07,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:07,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-15 01:45:07,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:07,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:07,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:07,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:07,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:07,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 01:45:07,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:07,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:07,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:07,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:07,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:45:07,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:07,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-15 01:45:07,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:07,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:07,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:07,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:07,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:07,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 01:45:07,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:07,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:07,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:45:07,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:07,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:45:07,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:07,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-15 01:45:07,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:07,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:07,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:07,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:07,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:07,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:07,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:07,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:07,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:07,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:45:07,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:07,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:07,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:45:07,314 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2064751803] [2020-10-15 01:45:07,314 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:45:07,314 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-15 01:45:07,315 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752253659] [2020-10-15 01:45:07,315 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-15 01:45:07,316 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:45:07,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-15 01:45:07,317 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2020-10-15 01:45:07,317 INFO L87 Difference]: Start difference. First operand 401 states and 506 transitions. Second operand 14 states. [2020-10-15 01:45:07,818 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:45:08,526 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:45:09,488 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:45:10,071 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:45:10,293 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:45:10,522 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:10,813 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:45:11,099 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:11,337 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:45:11,563 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:11,944 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:45:12,175 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:45:12,416 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:13,016 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 01:45:14,313 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-15 01:45:14,591 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-15 01:45:14,843 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-15 01:45:16,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:45:16,888 INFO L93 Difference]: Finished difference Result 1296 states and 1971 transitions. [2020-10-15 01:45:16,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2020-10-15 01:45:16,889 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 84 [2020-10-15 01:45:16,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:45:16,896 INFO L225 Difference]: With dead ends: 1296 [2020-10-15 01:45:16,896 INFO L226 Difference]: Without dead ends: 787 [2020-10-15 01:45:16,902 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 685 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=543, Invalid=2007, Unknown=0, NotChecked=0, Total=2550 [2020-10-15 01:45:16,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 787 states. [2020-10-15 01:45:17,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 787 to 593. [2020-10-15 01:45:17,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 593 states. [2020-10-15 01:45:17,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 593 states and 695 transitions. [2020-10-15 01:45:17,021 INFO L78 Accepts]: Start accepts. Automaton has 593 states and 695 transitions. Word has length 84 [2020-10-15 01:45:17,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:45:17,022 INFO L479 AbstractCegarLoop]: Abstraction has 593 states and 695 transitions. [2020-10-15 01:45:17,022 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-15 01:45:17,022 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 695 transitions. [2020-10-15 01:45:17,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-15 01:45:17,024 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:45:17,024 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:45:17,024 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 01:45:17,025 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:45:17,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:45:17,025 INFO L82 PathProgramCache]: Analyzing trace with hash 1892117019, now seen corresponding path program 1 times [2020-10-15 01:45:17,025 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:45:17,026 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [349071809] [2020-10-15 01:45:17,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:45:17,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:17,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:17,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:17,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 138 [2020-10-15 01:45:17,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:17,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 261 [2020-10-15 01:45:17,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:17,316 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:17,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:45:17,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-15 01:45:17,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:45:17,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:17,546 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:45:17,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:45:17,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:17,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:17,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:17,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:17,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:17,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-15 01:45:17,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:17,572 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:17,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:17,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:17,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:17,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:17,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:45:17,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:17,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:17,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:17,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:17,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:17,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:17,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:17,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:17,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:17,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:17,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:17,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:17,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:45:17,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:17,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:17,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:17,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:17,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:17,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:17,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:17,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:17,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:17,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:17,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:17,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:17,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:45:17,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:17,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:17,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:17,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:17,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:17,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:17,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:17,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:17,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:17,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:17,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:17,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:17,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:45:17,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:17,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:17,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:17,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:17,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:17,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:17,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:17,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:17,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:17,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:17,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:17,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:17,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:45:17,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:17,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:17,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:17,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:17,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:17,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:17,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:17,610 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:17,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:17,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:17,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:17,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:17,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-15 01:45:17,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:17,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:17,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:17,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-15 01:45:17,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:17,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 01:45:17,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:17,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:17,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:45:17,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-15 01:45:17,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:45:17,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:17,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:45:17,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:17,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:17,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:17,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-15 01:45:17,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:17,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-15 01:45:17,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:17,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:17,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:45:17,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-15 01:45:17,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:45:17,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:17,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:45:17,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:17,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:17,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:17,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-15 01:45:17,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:17,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-15 01:45:17,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:17,731 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:17,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:45:17,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-15 01:45:17,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:45:17,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:17,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:45:17,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:17,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:17,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:17,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:45:17,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:17,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 01:45:17,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:17,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:17,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:45:17,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 01:45:17,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:45:17,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:17,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:45:17,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:17,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:17,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:17,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:45:17,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:17,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:45:17,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:17,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:17,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 01:45:17,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:17,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:45:17,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:17,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:45:17,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:17,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:17,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:17,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:17,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:17,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:17,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:17,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:17,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:17,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-15 01:45:17,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:17,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:17,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-15 01:45:17,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:17,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:17,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:17,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:17,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:17,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:17,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:17,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:17,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:17,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:45:17,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:17,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:17,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-15 01:45:17,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:17,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:17,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:17,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:17,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:17,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:17,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:17,827 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:17,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:17,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:45:17,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:17,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:17,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-15 01:45:17,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:17,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:17,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:17,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:17,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:17,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:17,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:17,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:17,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:17,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:45:17,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:17,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:17,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:45:17,845 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [349071809] [2020-10-15 01:45:17,845 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:45:17,845 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 01:45:17,846 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202887285] [2020-10-15 01:45:17,847 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 01:45:17,847 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:45:17,847 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 01:45:17,848 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-15 01:45:17,848 INFO L87 Difference]: Start difference. First operand 593 states and 695 transitions. Second operand 8 states. [2020-10-15 01:45:18,687 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:18,906 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:45:19,143 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:20,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:45:20,257 INFO L93 Difference]: Finished difference Result 1103 states and 1356 transitions. [2020-10-15 01:45:20,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 01:45:20,258 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 94 [2020-10-15 01:45:20,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:45:20,266 INFO L225 Difference]: With dead ends: 1103 [2020-10-15 01:45:20,267 INFO L226 Difference]: Without dead ends: 663 [2020-10-15 01:45:20,269 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-15 01:45:20,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 663 states. [2020-10-15 01:45:20,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 663 to 593. [2020-10-15 01:45:20,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 593 states. [2020-10-15 01:45:20,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 593 states and 694 transitions. [2020-10-15 01:45:20,431 INFO L78 Accepts]: Start accepts. Automaton has 593 states and 694 transitions. Word has length 94 [2020-10-15 01:45:20,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:45:20,431 INFO L479 AbstractCegarLoop]: Abstraction has 593 states and 694 transitions. [2020-10-15 01:45:20,431 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 01:45:20,432 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 694 transitions. [2020-10-15 01:45:20,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-10-15 01:45:20,440 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:45:20,440 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:45:20,440 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 01:45:20,440 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:45:20,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:45:20,441 INFO L82 PathProgramCache]: Analyzing trace with hash -1743318755, now seen corresponding path program 1 times [2020-10-15 01:45:20,441 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:45:20,443 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1546350974] [2020-10-15 01:45:20,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:45:20,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:20,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:20,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:20,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 138 [2020-10-15 01:45:20,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:20,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 320 [2020-10-15 01:45:20,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:20,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:20,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:45:20,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 89 [2020-10-15 01:45:20,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:45:20,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:21,011 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:45:21,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:45:21,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:21,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:21,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:21,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:21,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:21,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-15 01:45:21,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:21,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:21,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:21,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:21,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:21,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:21,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:45:21,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:21,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:21,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:21,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:21,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:21,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:21,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:21,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:21,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:21,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:21,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:21,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:21,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:45:21,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:21,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:21,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:21,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:21,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:21,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:21,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:21,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:21,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:21,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:21,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:21,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:21,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:45:21,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:21,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:21,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:21,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:21,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:21,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:21,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:21,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:21,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:21,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:21,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:21,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:21,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:45:21,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:21,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:21,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:21,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:21,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:21,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:21,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:21,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:21,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:21,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:21,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:21,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:21,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:45:21,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:21,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:21,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:21,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:21,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:21,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:21,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:21,079 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:21,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:21,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:21,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:21,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:21,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-15 01:45:21,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:21,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:21,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:21,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-15 01:45:21,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:21,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-15 01:45:21,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:21,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:21,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:45:21,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-15 01:45:21,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:45:21,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:21,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:45:21,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:21,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:21,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:21,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-15 01:45:21,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:21,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-15 01:45:21,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:21,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:21,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:45:21,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-15 01:45:21,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:45:21,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:21,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:45:21,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:21,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:21,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:21,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-15 01:45:21,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:21,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 01:45:21,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:21,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:21,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:45:21,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-15 01:45:21,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:45:21,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:21,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:45:21,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:21,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:21,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:21,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:45:21,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:21,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 01:45:21,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:21,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:21,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:45:21,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:21,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 01:45:21,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:21,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:45:21,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:21,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:21,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:21,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:45:21,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:21,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:45:21,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:21,214 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:21,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:21,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:21,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:21,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:21,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:45:21,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:21,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:21,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:21,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:21,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:21,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:21,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:21,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:21,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:21,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-15 01:45:21,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:21,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:21,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-15 01:45:21,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:21,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:21,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:21,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:21,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:21,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:21,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:21,227 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:21,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:21,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:45:21,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:21,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:21,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-15 01:45:21,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:21,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:21,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:21,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:21,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:21,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:21,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:21,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:21,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:21,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:45:21,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:21,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:21,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-15 01:45:21,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:21,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:21,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:21,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:21,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:21,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:21,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:21,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:21,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:21,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:45:21,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:21,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:21,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:45:21,250 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1546350974] [2020-10-15 01:45:21,250 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:45:21,251 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 01:45:21,251 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538122619] [2020-10-15 01:45:21,251 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 01:45:21,251 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:45:21,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 01:45:21,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-15 01:45:21,253 INFO L87 Difference]: Start difference. First operand 593 states and 694 transitions. Second operand 9 states. [2020-10-15 01:45:22,372 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:45:22,586 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:45:22,819 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:45:23,061 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:24,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:45:24,282 INFO L93 Difference]: Finished difference Result 1175 states and 1432 transitions. [2020-10-15 01:45:24,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-15 01:45:24,283 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 94 [2020-10-15 01:45:24,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:45:24,288 INFO L225 Difference]: With dead ends: 1175 [2020-10-15 01:45:24,294 INFO L226 Difference]: Without dead ends: 606 [2020-10-15 01:45:24,297 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-15 01:45:24,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 606 states. [2020-10-15 01:45:24,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 606 to 553. [2020-10-15 01:45:24,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 553 states. [2020-10-15 01:45:24,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 553 states and 640 transitions. [2020-10-15 01:45:24,394 INFO L78 Accepts]: Start accepts. Automaton has 553 states and 640 transitions. Word has length 94 [2020-10-15 01:45:24,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:45:24,396 INFO L479 AbstractCegarLoop]: Abstraction has 553 states and 640 transitions. [2020-10-15 01:45:24,396 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 01:45:24,396 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 640 transitions. [2020-10-15 01:45:24,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-10-15 01:45:24,398 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:45:24,399 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:45:24,399 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 01:45:24,399 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:45:24,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:45:24,399 INFO L82 PathProgramCache]: Analyzing trace with hash -794227168, now seen corresponding path program 1 times [2020-10-15 01:45:24,400 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:45:24,401 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1956354254] [2020-10-15 01:45:24,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:45:24,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:24,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:24,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:24,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-15 01:45:24,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:24,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 285 [2020-10-15 01:45:24,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:24,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:24,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:45:24,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 98 [2020-10-15 01:45:24,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-15 01:45:24,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:24,984 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:45:24,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:45:24,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:24,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:25,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:25,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:25,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:25,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-15 01:45:25,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:25,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:25,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:25,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:25,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:25,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:25,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:45:25,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:25,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:25,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:25,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:25,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:25,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:25,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:25,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:25,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:25,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:25,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:25,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:25,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:45:25,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:25,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:25,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:25,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:25,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:25,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:25,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:25,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:25,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:25,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:25,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:25,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:25,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:45:25,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:25,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:25,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:25,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:25,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:25,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:25,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:25,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:25,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:25,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:25,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:25,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:25,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:45:25,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:25,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:25,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:25,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:25,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:25,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:45:25,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:25,040 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:25,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:25,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:25,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:25,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:25,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:45:25,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:25,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:25,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:25,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:25,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:25,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:25,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:25,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:25,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:25,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:25,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:25,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:25,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-15 01:45:25,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:25,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:25,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:25,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-15 01:45:25,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:25,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 01:45:25,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:25,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:25,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:25,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:25,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-15 01:45:25,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:25,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:45:25,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:25,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:25,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:25,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-15 01:45:25,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:25,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 01:45:25,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:25,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:25,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:25,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:25,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-15 01:45:25,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:25,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:45:25,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:25,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:25,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:25,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-15 01:45:25,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:25,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 01:45:25,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:25,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:25,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:25,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:25,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 01:45:25,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:25,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:45:25,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:25,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:25,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:25,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:45:25,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:25,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:45:25,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:25,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:25,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:25,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:25,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:25,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:25,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:45:25,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:25,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:25,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:25,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:45:25,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:25,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:25,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:25,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:25,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:25,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:25,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:25,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:25,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:45:25,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:25,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:25,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:25,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:25,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:25,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:45:25,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:25,149 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:25,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:25,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:25,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:45:25,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:25,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-15 01:45:25,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:25,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:25,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:25,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:25,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:25,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:25,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:25,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:25,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:25,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:25,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:45:25,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:25,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-15 01:45:25,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:25,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:25,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:25,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:25,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:25,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:45:25,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:25,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:25,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:25,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:25,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:45:25,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:25,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-15 01:45:25,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:25,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:25,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:25,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:25,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:25,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 01:45:25,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:25,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:25,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:45:25,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:25,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:45:25,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:25,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:45:25,222 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1956354254] [2020-10-15 01:45:25,227 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:45:25,227 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 01:45:25,228 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2004266170] [2020-10-15 01:45:25,229 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 01:45:25,229 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:45:25,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 01:45:25,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-15 01:45:25,230 INFO L87 Difference]: Start difference. First operand 553 states and 640 transitions. Second operand 9 states. [2020-10-15 01:45:26,027 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:45:26,622 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:45:27,403 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-10-15 01:45:27,747 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:28,029 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:28,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:45:28,952 INFO L93 Difference]: Finished difference Result 1115 states and 1319 transitions. [2020-10-15 01:45:28,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-15 01:45:28,956 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 95 [2020-10-15 01:45:28,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:45:28,958 INFO L225 Difference]: With dead ends: 1115 [2020-10-15 01:45:28,958 INFO L226 Difference]: Without dead ends: 0 [2020-10-15 01:45:28,961 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 32 SyntacticMatches, 4 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=98, Invalid=244, Unknown=0, NotChecked=0, Total=342 [2020-10-15 01:45:28,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-15 01:45:28,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-15 01:45:28,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-15 01:45:28,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-15 01:45:28,962 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 95 [2020-10-15 01:45:28,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:45:28,962 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-15 01:45:28,962 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 01:45:28,962 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-15 01:45:28,962 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-15 01:45:28,962 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 01:45:28,965 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-15 01:45:29,118 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-10-15 01:45:30,596 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 182 [2020-10-15 01:45:31,325 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 201 [2020-10-15 01:45:32,750 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 209 [2020-10-15 01:45:37,117 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 23 [2020-10-15 01:45:37,242 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-15 01:45:37,415 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-15 01:45:37,580 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2020-10-15 01:45:37,711 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-15 01:45:38,063 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 23 [2020-10-15 01:45:38,231 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-15 01:45:38,692 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 23 [2020-10-15 01:45:38,893 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2020-10-15 01:45:39,134 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2020-10-15 01:45:39,470 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 25 [2020-10-15 01:45:40,146 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 27 [2020-10-15 01:45:40,522 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 23 [2020-10-15 01:45:40,692 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1 [2020-10-15 01:45:41,022 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 26 [2020-10-15 01:45:42,527 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 200 DAG size of output: 38 [2020-10-15 01:45:42,815 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 26 [2020-10-15 01:45:43,280 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 21 [2020-10-15 01:45:43,468 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:45:43,843 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 23 [2020-10-15 01:45:44,501 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 27 [2020-10-15 01:45:44,674 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-15 01:45:45,132 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 22 [2020-10-15 01:45:45,311 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-15 01:45:45,641 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 17 [2020-10-15 01:45:46,017 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 23 [2020-10-15 01:45:46,368 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 23 [2020-10-15 01:45:46,810 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 25 [2020-10-15 01:45:47,160 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 23 [2020-10-15 01:45:47,491 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 25 [2020-10-15 01:45:47,655 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2020-10-15 01:45:47,822 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1 [2020-10-15 01:45:48,274 WARN L193 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 23 [2020-10-15 01:45:48,438 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2020-10-15 01:45:48,863 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 24 [2020-10-15 01:45:49,113 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 15 [2020-10-15 01:45:49,644 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 27 [2020-10-15 01:45:49,822 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1 [2020-10-15 01:45:50,144 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 23 [2020-10-15 01:45:50,314 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1 [2020-10-15 01:45:50,482 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2020-10-15 01:45:50,840 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 23 [2020-10-15 01:45:50,960 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-15 01:45:51,128 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2020-10-15 01:45:51,487 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 25 [2020-10-15 01:45:51,757 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 24 [2020-10-15 01:45:51,925 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2020-10-15 01:45:52,249 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 23 [2020-10-15 01:45:52,426 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-15 01:45:53,503 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 203 DAG size of output: 50 [2020-10-15 01:45:53,988 WARN L193 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 21 [2020-10-15 01:45:54,270 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 24 [2020-10-15 01:45:54,608 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 13 [2020-10-15 01:45:54,792 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 1 [2020-10-15 01:45:54,962 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1 [2020-10-15 01:45:55,445 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 21 [2020-10-15 01:45:55,764 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 23 [2020-10-15 01:45:55,768 INFO L268 CegarLoopResult]: For program point L415(lines 415 419) no Hoare annotation was computed. [2020-10-15 01:45:55,768 INFO L268 CegarLoopResult]: For program point L415-1(lines 415 419) no Hoare annotation was computed. [2020-10-15 01:45:55,768 INFO L268 CegarLoopResult]: For program point L410(line 410) no Hoare annotation was computed. [2020-10-15 01:45:55,769 INFO L268 CegarLoopResult]: For program point L409-2(lines 409 430) no Hoare annotation was computed. [2020-10-15 01:45:55,769 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 384 439) no Hoare annotation was computed. [2020-10-15 01:45:55,769 INFO L268 CegarLoopResult]: For program point L431(lines 408 432) no Hoare annotation was computed. [2020-10-15 01:45:55,769 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 384 439) no Hoare annotation was computed. [2020-10-15 01:45:55,769 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 384 439) no Hoare annotation was computed. [2020-10-15 01:45:55,769 INFO L268 CegarLoopResult]: For program point L472(lines 472 476) no Hoare annotation was computed. [2020-10-15 01:45:55,770 INFO L268 CegarLoopResult]: For program point L472-1(lines 472 476) no Hoare annotation was computed. [2020-10-15 01:45:55,770 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 440 499) no Hoare annotation was computed. [2020-10-15 01:45:55,770 INFO L268 CegarLoopResult]: For program point L467(line 467) no Hoare annotation was computed. [2020-10-15 01:45:55,770 INFO L268 CegarLoopResult]: For program point L466-2(lines 466 491) no Hoare annotation was computed. [2020-10-15 01:45:55,770 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 440 499) no Hoare annotation was computed. [2020-10-15 01:45:55,770 INFO L268 CegarLoopResult]: For program point L492(lines 465 493) no Hoare annotation was computed. [2020-10-15 01:45:55,770 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 440 499) no Hoare annotation was computed. [2020-10-15 01:45:55,771 INFO L268 CegarLoopResult]: For program point L485(line 485) no Hoare annotation was computed. [2020-10-15 01:45:55,771 INFO L268 CegarLoopResult]: For program point L485-1(line 485) no Hoare annotation was computed. [2020-10-15 01:45:55,771 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 315 321) the Hoare annotation is: true [2020-10-15 01:45:55,771 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 315 321) no Hoare annotation was computed. [2020-10-15 01:45:55,771 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 322 330) no Hoare annotation was computed. [2020-10-15 01:45:55,771 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 322 330) the Hoare annotation is: true [2020-10-15 01:45:55,771 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 322 330) no Hoare annotation was computed. [2020-10-15 01:45:55,772 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 229 251) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-15 01:45:55,772 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 229 251) no Hoare annotation was computed. [2020-10-15 01:45:55,772 INFO L264 CegarLoopResult]: At program point L241(line 241) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-15 01:45:55,772 INFO L264 CegarLoopResult]: At program point L241-1(line 241) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-15 01:45:55,772 INFO L268 CegarLoopResult]: For program point L239(lines 239 246) no Hoare annotation was computed. [2020-10-15 01:45:55,772 INFO L268 CegarLoopResult]: For program point L239-1(lines 239 246) no Hoare annotation was computed. [2020-10-15 01:45:55,773 INFO L268 CegarLoopResult]: For program point L237(line 237) no Hoare annotation was computed. [2020-10-15 01:45:55,773 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 229 251) no Hoare annotation was computed. [2020-10-15 01:45:55,773 INFO L264 CegarLoopResult]: At program point L236(line 236) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-15 01:45:55,773 INFO L264 CegarLoopResult]: At program point L235(line 235) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-15 01:45:55,773 INFO L264 CegarLoopResult]: At program point L235-1(line 235) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-15 01:45:55,773 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-10-15 01:45:55,773 INFO L268 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-10-15 01:45:55,774 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 184 207) no Hoare annotation was computed. [2020-10-15 01:45:55,774 INFO L268 CegarLoopResult]: For program point L191(line 191) no Hoare annotation was computed. [2020-10-15 01:45:55,774 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-10-15 01:45:55,774 INFO L268 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-10-15 01:45:55,774 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 184 207) no Hoare annotation was computed. [2020-10-15 01:45:55,774 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 184 207) no Hoare annotation was computed. [2020-10-15 01:45:55,774 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-10-15 01:45:55,774 INFO L268 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-10-15 01:45:55,775 INFO L268 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-10-15 01:45:55,775 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-10-15 01:45:55,775 INFO L268 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-10-15 01:45:55,775 INFO L268 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-10-15 01:45:55,775 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-10-15 01:45:55,775 INFO L268 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-15 01:45:55,775 INFO L268 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-10-15 01:45:55,775 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 907 915) no Hoare annotation was computed. [2020-10-15 01:45:55,775 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 907 915) the Hoare annotation is: true [2020-10-15 01:45:55,776 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 907 915) no Hoare annotation was computed. [2020-10-15 01:45:55,776 INFO L268 CegarLoopResult]: For program point L978-1(line 978) no Hoare annotation was computed. [2020-10-15 01:45:55,776 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 971 989) the Hoare annotation is: true [2020-10-15 01:45:55,776 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 971 989) no Hoare annotation was computed. [2020-10-15 01:45:55,776 INFO L268 CegarLoopResult]: For program point L980(lines 980 984) no Hoare annotation was computed. [2020-10-15 01:45:55,776 INFO L271 CegarLoopResult]: At program point L978(line 978) the Hoare annotation is: true [2020-10-15 01:45:55,776 INFO L268 CegarLoopResult]: For program point L980-2(lines 980 984) no Hoare annotation was computed. [2020-10-15 01:45:55,776 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 971 989) no Hoare annotation was computed. [2020-10-15 01:45:55,776 INFO L268 CegarLoopResult]: For program point L923(lines 923 931) no Hoare annotation was computed. [2020-10-15 01:45:55,776 INFO L268 CegarLoopResult]: For program point L923-2(lines 923 931) no Hoare annotation was computed. [2020-10-15 01:45:55,777 INFO L268 CegarLoopResult]: For program point L946(line 946) no Hoare annotation was computed. [2020-10-15 01:45:55,777 INFO L268 CegarLoopResult]: For program point L946-1(line 946) no Hoare annotation was computed. [2020-10-15 01:45:55,777 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 916 951) no Hoare annotation was computed. [2020-10-15 01:45:55,777 INFO L268 CegarLoopResult]: For program point L935(lines 935 943) no Hoare annotation was computed. [2020-10-15 01:45:55,777 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 916 951) no Hoare annotation was computed. [2020-10-15 01:45:55,777 INFO L268 CegarLoopResult]: For program point L935-2(lines 935 943) no Hoare annotation was computed. [2020-10-15 01:45:55,777 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 916 951) no Hoare annotation was computed. [2020-10-15 01:45:55,777 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 308 314) no Hoare annotation was computed. [2020-10-15 01:45:55,777 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 308 314) the Hoare annotation is: true [2020-10-15 01:45:55,777 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 338 383) no Hoare annotation was computed. [2020-10-15 01:45:55,778 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 338 383) no Hoare annotation was computed. [2020-10-15 01:45:55,778 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 338 383) no Hoare annotation was computed. [2020-10-15 01:45:55,778 INFO L268 CegarLoopResult]: For program point L671(lines 671 678) no Hoare annotation was computed. [2020-10-15 01:45:55,778 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 651 696) no Hoare annotation was computed. [2020-10-15 01:45:55,778 INFO L268 CegarLoopResult]: For program point L665(lines 665 685) no Hoare annotation was computed. [2020-10-15 01:45:55,778 INFO L268 CegarLoopResult]: For program point L665-1(lines 665 685) no Hoare annotation was computed. [2020-10-15 01:45:55,778 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 651 696) no Hoare annotation was computed. [2020-10-15 01:45:55,778 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 651 696) no Hoare annotation was computed. [2020-10-15 01:45:55,779 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 216 225) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-15 01:45:55,779 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 216 225) no Hoare annotation was computed. [2020-10-15 01:45:55,779 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 216 225) no Hoare annotation was computed. [2020-10-15 01:45:55,779 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 896 906) the Hoare annotation is: true [2020-10-15 01:45:55,779 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 896 906) no Hoare annotation was computed. [2020-10-15 01:45:55,779 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 896 906) no Hoare annotation was computed. [2020-10-15 01:45:55,779 INFO L271 CegarLoopResult]: At program point L901(line 901) the Hoare annotation is: true [2020-10-15 01:45:55,779 INFO L268 CegarLoopResult]: For program point L901-1(line 901) no Hoare annotation was computed. [2020-10-15 01:45:55,779 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 888 895) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 1)) (not (= 1 ~systemActive~0)) (not (<= ~waterLevel~0 1))) [2020-10-15 01:45:55,779 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 888 895) no Hoare annotation was computed. [2020-10-15 01:45:55,780 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 888 895) no Hoare annotation was computed. [2020-10-15 01:45:55,780 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 127 140) no Hoare annotation was computed. [2020-10-15 01:45:55,780 INFO L268 CegarLoopResult]: For program point L131(lines 131 137) no Hoare annotation was computed. [2020-10-15 01:45:55,780 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 127 140) the Hoare annotation is: true [2020-10-15 01:45:55,780 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 127 140) no Hoare annotation was computed. [2020-10-15 01:45:55,780 INFO L264 CegarLoopResult]: At program point L865(line 865) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 1)) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2020-10-15 01:45:55,780 INFO L268 CegarLoopResult]: For program point L863(lines 863 871) no Hoare annotation was computed. [2020-10-15 01:45:55,781 INFO L264 CegarLoopResult]: At program point L861(line 861) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 1)) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2020-10-15 01:45:55,781 INFO L268 CegarLoopResult]: For program point L861-1(line 861) no Hoare annotation was computed. [2020-10-15 01:45:55,781 INFO L268 CegarLoopResult]: For program point L859(lines 859 876) no Hoare annotation was computed. [2020-10-15 01:45:55,781 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 855 879) no Hoare annotation was computed. [2020-10-15 01:45:55,781 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 855 879) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 1)) .cse1 (not (<= ~waterLevel~0 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0 .cse1))) [2020-10-15 01:45:55,781 INFO L264 CegarLoopResult]: At program point L874(line 874) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= |old(~pumpRunning~0)| 1)) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0))) [2020-10-15 01:45:55,781 INFO L268 CegarLoopResult]: For program point L874-1(lines 855 879) no Hoare annotation was computed. [2020-10-15 01:45:55,782 INFO L264 CegarLoopResult]: At program point L869(line 869) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 1)) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2020-10-15 01:45:55,782 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 795 801) no Hoare annotation was computed. [2020-10-15 01:45:55,782 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 795 801) the Hoare annotation is: true [2020-10-15 01:45:55,782 INFO L264 CegarLoopResult]: At program point testENTRY(lines 699 764) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-15 01:45:55,782 INFO L264 CegarLoopResult]: At program point L731(line 731) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 0 ~pumpRunning~0) .cse1 (<= ~pumpRunning~0 0)) (and (= ~pumpRunning~0 1) .cse0 .cse1))) [2020-10-15 01:45:55,782 INFO L268 CegarLoopResult]: For program point L729(lines 729 735) no Hoare annotation was computed. [2020-10-15 01:45:55,782 INFO L268 CegarLoopResult]: For program point L729-1(lines 729 735) no Hoare annotation was computed. [2020-10-15 01:45:55,782 INFO L268 CegarLoopResult]: For program point testFINAL(lines 699 764) no Hoare annotation was computed. [2020-10-15 01:45:55,783 INFO L264 CegarLoopResult]: At program point L754(lines 709 756) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (<= ~waterLevel~0 1) .cse0 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 1) .cse0 (<= ~waterLevel~0 2)))) [2020-10-15 01:45:55,783 INFO L264 CegarLoopResult]: At program point L721(line 721) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (<= ~waterLevel~0 1) .cse0 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 1) .cse0 (<= ~waterLevel~0 2)))) [2020-10-15 01:45:55,783 INFO L268 CegarLoopResult]: For program point L719(lines 719 725) no Hoare annotation was computed. [2020-10-15 01:45:55,783 INFO L268 CegarLoopResult]: For program point L719-1(lines 719 725) no Hoare annotation was computed. [2020-10-15 01:45:55,783 INFO L268 CegarLoopResult]: For program point L711(lines 711 715) no Hoare annotation was computed. [2020-10-15 01:45:55,783 INFO L264 CegarLoopResult]: At program point L757(lines 708 758) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (and (<= ~waterLevel~0 1) .cse0) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 1) .cse0 (<= ~waterLevel~0 2)))) [2020-10-15 01:45:55,783 INFO L268 CegarLoopResult]: For program point L747(lines 747 751) no Hoare annotation was computed. [2020-10-15 01:45:55,783 INFO L264 CegarLoopResult]: At program point L747-2(lines 739 752) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 0 ~pumpRunning~0) .cse1 (<= ~pumpRunning~0 0)) (and (= ~pumpRunning~0 1) .cse0 .cse1))) [2020-10-15 01:45:55,784 INFO L268 CegarLoopResult]: For program point L710(lines 709 756) no Hoare annotation was computed. [2020-10-15 01:45:55,784 INFO L264 CegarLoopResult]: At program point L741(line 741) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 (<= 0 ~pumpRunning~0) .cse1 (<= ~pumpRunning~0 0)) (and (= ~pumpRunning~0 1) .cse0 .cse1))) [2020-10-15 01:45:55,784 INFO L268 CegarLoopResult]: For program point L739(lines 739 752) no Hoare annotation was computed. [2020-10-15 01:45:55,784 INFO L268 CegarLoopResult]: For program point testEXIT(lines 699 764) no Hoare annotation was computed. [2020-10-15 01:45:55,784 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 605 650) no Hoare annotation was computed. [2020-10-15 01:45:55,784 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 605 650) no Hoare annotation was computed. [2020-10-15 01:45:55,784 INFO L268 CegarLoopResult]: For program point L625(lines 625 632) no Hoare annotation was computed. [2020-10-15 01:45:55,784 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 605 650) no Hoare annotation was computed. [2020-10-15 01:45:55,785 INFO L268 CegarLoopResult]: For program point L619(lines 619 639) no Hoare annotation was computed. [2020-10-15 01:45:55,785 INFO L268 CegarLoopResult]: For program point L619-1(lines 619 639) no Hoare annotation was computed. [2020-10-15 01:45:55,785 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 141 149) no Hoare annotation was computed. [2020-10-15 01:45:55,785 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 141 149) the Hoare annotation is: true [2020-10-15 01:45:55,785 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 141 149) no Hoare annotation was computed. [2020-10-15 01:45:55,785 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 95 117) no Hoare annotation was computed. [2020-10-15 01:45:55,785 INFO L268 CegarLoopResult]: For program point L103(lines 103 111) no Hoare annotation was computed. [2020-10-15 01:45:55,785 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 95 117) no Hoare annotation was computed. [2020-10-15 01:45:55,785 INFO L268 CegarLoopResult]: For program point L103-2(lines 103 111) no Hoare annotation was computed. [2020-10-15 01:45:55,785 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 95 117) no Hoare annotation was computed. [2020-10-15 01:45:55,786 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 298 307) no Hoare annotation was computed. [2020-10-15 01:45:55,786 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 298 307) no Hoare annotation was computed. [2020-10-15 01:45:55,786 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 298 307) no Hoare annotation was computed. [2020-10-15 01:45:55,786 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 502 604) no Hoare annotation was computed. [2020-10-15 01:45:55,786 INFO L268 CegarLoopResult]: For program point L572(lines 550 573) no Hoare annotation was computed. [2020-10-15 01:45:55,786 INFO L268 CegarLoopResult]: For program point L531(lines 531 547) no Hoare annotation was computed. [2020-10-15 01:45:55,786 INFO L268 CegarLoopResult]: For program point L591(lines 591 598) no Hoare annotation was computed. [2020-10-15 01:45:55,786 INFO L268 CegarLoopResult]: For program point L552(lines 551 571) no Hoare annotation was computed. [2020-10-15 01:45:55,786 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-10-15 01:45:55,787 INFO L268 CegarLoopResult]: For program point L583-1(line 583) no Hoare annotation was computed. [2020-10-15 01:45:55,787 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 502 604) no Hoare annotation was computed. [2020-10-15 01:45:55,787 INFO L268 CegarLoopResult]: For program point L548(lines 548 589) no Hoare annotation was computed. [2020-10-15 01:45:55,787 INFO L268 CegarLoopResult]: For program point L567(line 567) no Hoare annotation was computed. [2020-10-15 01:45:55,787 INFO L268 CegarLoopResult]: For program point L567-1(line 567) no Hoare annotation was computed. [2020-10-15 01:45:55,787 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 502 604) no Hoare annotation was computed. [2020-10-15 01:45:55,787 INFO L268 CegarLoopResult]: For program point L526(lines 526 530) no Hoare annotation was computed. [2020-10-15 01:45:55,787 INFO L268 CegarLoopResult]: For program point L590(lines 590 601) no Hoare annotation was computed. [2020-10-15 01:45:55,787 INFO L268 CegarLoopResult]: For program point L553(lines 553 557) no Hoare annotation was computed. [2020-10-15 01:45:55,787 INFO L268 CegarLoopResult]: For program point L551-2(lines 551 571) no Hoare annotation was computed. [2020-10-15 01:45:55,787 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:45:55,788 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2020-10-15 01:45:55,788 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:45:55,788 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 880 887) no Hoare annotation was computed. [2020-10-15 01:45:55,788 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 880 887) no Hoare annotation was computed. [2020-10-15 01:45:55,788 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 880 887) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0))) [2020-10-15 01:45:55,788 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 118 126) the Hoare annotation is: true [2020-10-15 01:45:55,789 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 118 126) no Hoare annotation was computed. [2020-10-15 01:45:55,789 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 118 126) no Hoare annotation was computed. [2020-10-15 01:45:55,789 INFO L268 CegarLoopResult]: For program point L961(lines 961 965) no Hoare annotation was computed. [2020-10-15 01:45:55,789 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 952 970) no Hoare annotation was computed. [2020-10-15 01:45:55,789 INFO L271 CegarLoopResult]: At program point L959(line 959) the Hoare annotation is: true [2020-10-15 01:45:55,789 INFO L268 CegarLoopResult]: For program point L961-2(lines 961 965) no Hoare annotation was computed. [2020-10-15 01:45:55,789 INFO L268 CegarLoopResult]: For program point L959-1(line 959) no Hoare annotation was computed. [2020-10-15 01:45:55,789 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 952 970) the Hoare annotation is: true [2020-10-15 01:45:55,789 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 952 970) no Hoare annotation was computed. [2020-10-15 01:45:55,789 INFO L268 CegarLoopResult]: For program point L78-1(lines 74 85) no Hoare annotation was computed. [2020-10-15 01:45:55,790 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 74 85) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (not (= ~pumpRunning~0 1)) .cse0 .cse1 .cse2) (or (not (<= 0 ~pumpRunning~0)) .cse0 .cse1 (not (<= ~pumpRunning~0 0)) .cse2))) [2020-10-15 01:45:55,790 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2020-10-15 01:45:55,790 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:45:55,790 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-15 01:45:55,790 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:45:55,790 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 86 94) the Hoare annotation is: true [2020-10-15 01:45:55,790 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 86 94) no Hoare annotation was computed. [2020-10-15 01:45:55,790 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2020-10-15 01:45:55,791 INFO L264 CegarLoopResult]: At program point L784(line 784) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse0 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse2 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse3)) (.cse4 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1 (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) (or .cse2 (and .cse0 .cse3) (not (<= |old(~waterLevel~0)| 1)) .cse1) (or .cse4 (not (= |old(~pumpRunning~0)| 1)) .cse1 (and (<= ~waterLevel~0 1) .cse3)) (or .cse2 (not (<= |old(~pumpRunning~0)| 0)) .cse4 (not (<= 0 |old(~pumpRunning~0)|)) .cse1)))) [2020-10-15 01:45:55,791 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 771 794) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 1)) .cse2) (or .cse0 (not (<= |old(~waterLevel~0)| 1)) .cse2) (or .cse0 (not (<= |old(~pumpRunning~0)| 0)) .cse1 (not (<= 0 |old(~pumpRunning~0)|)) .cse2))) [2020-10-15 01:45:55,791 INFO L264 CegarLoopResult]: At program point L782(lines 782 788) the Hoare annotation is: (let ((.cse9 (<= (+ |old(~pumpRunning~0)| 1) 0)) (.cse10 (<= 1 |old(~pumpRunning~0)|))) (let ((.cse0 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse5 (<= ~waterLevel~0 1)) (.cse8 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse11 (= 1 ~systemActive~0)) (.cse12 (or .cse9 .cse10)) (.cse13 (<= 0 ~pumpRunning~0)) (.cse14 (<= ~pumpRunning~0 0))) (let ((.cse1 (not (= |old(~pumpRunning~0)| 1))) (.cse3 (and .cse5 .cse8 .cse11 .cse12 .cse13 .cse14)) (.cse7 (and .cse5 .cse0 .cse11 .cse12 .cse13 .cse14)) (.cse4 (not (<= |old(~waterLevel~0)| 2))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not .cse11))) (and (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse1 .cse2 (and .cse5 .cse6) .cse7) (or .cse3 (and .cse8 .cse6) (and (not .cse9) (not .cse10)) (and .cse0 .cse6) (not (<= |old(~waterLevel~0)| 1)) .cse2 .cse7) (or (not (<= |old(~pumpRunning~0)| 0)) .cse4 (not (<= 0 |old(~pumpRunning~0)|)) (and .cse5 .cse8 .cse6) .cse2 (and .cse8 (= ~pumpRunning~0 1))))))) [2020-10-15 01:45:55,791 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 771 794) no Hoare annotation was computed. [2020-10-15 01:45:55,792 INFO L264 CegarLoopResult]: At program point L777(line 777) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse2 .cse0 (not (= |old(~pumpRunning~0)| 1)) .cse1) (or .cse2 (not (<= |old(~waterLevel~0)| 1)) .cse1))) [2020-10-15 01:45:55,792 INFO L268 CegarLoopResult]: For program point L775(lines 774 793) no Hoare annotation was computed. [2020-10-15 01:45:55,792 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 771 794) no Hoare annotation was computed. [2020-10-15 01:45:55,792 INFO L264 CegarLoopResult]: At program point L163-2(lines 163 177) the Hoare annotation is: (let ((.cse4 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0))) (let ((.cse0 (and .cse4 (= |old(~waterLevel~0)| ~waterLevel~0) .cse3)) (.cse1 (and .cse4 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse3)) (.cse2 (not .cse3))) (and (or .cse0 (not (<= |old(~waterLevel~0)| 1)) .cse1 .cse2) (or .cse0 (not (<= |old(~waterLevel~0)| 2)) (not (= |old(~pumpRunning~0)| 1)) .cse1 .cse2)))) [2020-10-15 01:45:55,792 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 153 182) no Hoare annotation was computed. [2020-10-15 01:45:55,792 INFO L264 CegarLoopResult]: At program point L159(line 159) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= |old(~waterLevel~0)| 2)) (not (= |old(~pumpRunning~0)| 1)) .cse1) (or .cse0 (not (<= |old(~waterLevel~0)| 1)) .cse1))) [2020-10-15 01:45:55,792 INFO L268 CegarLoopResult]: For program point L159-1(line 159) no Hoare annotation was computed. [2020-10-15 01:45:55,793 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 153 182) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= |old(~waterLevel~0)| 2)) (not (= |old(~pumpRunning~0)| 1)) .cse1) (or .cse0 (not (<= |old(~waterLevel~0)| 1)) .cse1))) [2020-10-15 01:45:55,793 INFO L271 CegarLoopResult]: At program point L178(lines 153 182) the Hoare annotation is: true [2020-10-15 01:45:55,793 INFO L268 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-10-15 01:45:55,793 INFO L268 CegarLoopResult]: For program point L167(lines 167 171) no Hoare annotation was computed. [2020-10-15 01:45:55,793 INFO L264 CegarLoopResult]: At program point L167-1(lines 167 171) the Hoare annotation is: (let ((.cse4 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0))) (let ((.cse0 (and .cse4 (= |old(~waterLevel~0)| ~waterLevel~0) .cse3)) (.cse1 (and .cse4 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse3)) (.cse2 (not .cse3))) (and (or .cse0 (not (<= |old(~waterLevel~0)| 1)) .cse1 .cse2) (or .cse0 (not (<= |old(~waterLevel~0)| 2)) (not (= |old(~pumpRunning~0)| 1)) .cse1 .cse2)))) [2020-10-15 01:45:55,793 INFO L268 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-10-15 01:45:55,793 INFO L264 CegarLoopResult]: At program point L286(line 286) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (<= 0 ~pumpRunning~0)) .cse0 (not (<= ~pumpRunning~0 0)) (not (<= ~waterLevel~0 1))) (or (not (= ~pumpRunning~0 1)) (not (<= ~waterLevel~0 2)) .cse0))) [2020-10-15 01:45:55,794 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification3_spec__1EXIT(lines 263 295) no Hoare annotation was computed. [2020-10-15 01:45:55,794 INFO L268 CegarLoopResult]: For program point L282(lines 282 288) no Hoare annotation was computed. [2020-10-15 01:45:55,794 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 263 295) the Hoare annotation is: true [2020-10-15 01:45:55,794 INFO L264 CegarLoopResult]: At program point L280(line 280) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= ~waterLevel~0 1)))) (and (or (not (= ~pumpRunning~0 1)) .cse0 .cse1) (or (not (<= 0 ~pumpRunning~0)) .cse0 (not (<= ~pumpRunning~0 0)) .cse1))) [2020-10-15 01:45:55,794 INFO L268 CegarLoopResult]: For program point L280-1(line 280) no Hoare annotation was computed. [2020-10-15 01:45:55,794 INFO L268 CegarLoopResult]: For program point L278(lines 278 291) no Hoare annotation was computed. [2020-10-15 01:45:55,794 INFO L268 CegarLoopResult]: For program point L278-1(lines 263 295) no Hoare annotation was computed. [2020-10-15 01:45:55,794 INFO L271 CegarLoopResult]: At program point L276(line 276) the Hoare annotation is: true [2020-10-15 01:45:55,795 INFO L268 CegarLoopResult]: For program point L276-1(line 276) no Hoare annotation was computed. [2020-10-15 01:45:55,795 INFO L268 CegarLoopResult]: For program point L272(lines 272 292) no Hoare annotation was computed. [2020-10-15 01:45:55,795 INFO L271 CegarLoopResult]: At program point L270(line 270) the Hoare annotation is: true [2020-10-15 01:45:55,795 INFO L268 CegarLoopResult]: For program point L270-1(line 270) no Hoare annotation was computed. [2020-10-15 01:45:55,795 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 50 61) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 2)) (not (= ~pumpRunning~0 1)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 1 ~systemActive~0))) [2020-10-15 01:45:55,795 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2020-10-15 01:45:55,795 INFO L268 CegarLoopResult]: For program point L54-1(lines 50 61) no Hoare annotation was computed. [2020-10-15 01:45:55,795 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 208 214) no Hoare annotation was computed. [2020-10-15 01:45:55,796 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 208 214) the Hoare annotation is: true [2020-10-15 01:45:55,796 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:45:55,796 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-10-15 01:45:55,796 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-15 01:45:55,796 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:45:55,796 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 990 997) no Hoare annotation was computed. [2020-10-15 01:45:55,796 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 990 997) the Hoare annotation is: (let ((.cse0 (not (= |old(~systemActive~0)| 1))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 1 ~systemActive~0))) (and (or .cse0 (not (<= 0 ~pumpRunning~0)) .cse1 .cse2 (not (<= ~pumpRunning~0 0))) (or .cse0 (not (= ~pumpRunning~0 1)) .cse1 .cse2))) [2020-10-15 01:45:55,796 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 990 997) no Hoare annotation was computed. [2020-10-15 01:45:55,797 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 803 827) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 1)) .cse1 (not (<= ~waterLevel~0 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0 .cse1))) [2020-10-15 01:45:55,797 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 803 827) no Hoare annotation was computed. [2020-10-15 01:45:55,797 INFO L264 CegarLoopResult]: At program point L822(line 822) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 1)) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2020-10-15 01:45:55,797 INFO L268 CegarLoopResult]: For program point L822-1(lines 803 827) no Hoare annotation was computed. [2020-10-15 01:45:55,797 INFO L264 CegarLoopResult]: At program point L817(line 817) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (<= ~waterLevel~0 1))) (and (or (not (= |old(~pumpRunning~0)| 1)) .cse0 (not .cse1)) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0 (and .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))))) [2020-10-15 01:45:55,797 INFO L264 CegarLoopResult]: At program point L813(line 813) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= |old(~pumpRunning~0)| 1)) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (and (not (= processEnvironment__wrappee__highWaterSensor_~tmp~6 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse0))) [2020-10-15 01:45:55,798 INFO L268 CegarLoopResult]: For program point L811(lines 811 819) no Hoare annotation was computed. [2020-10-15 01:45:55,798 INFO L264 CegarLoopResult]: At program point L809(line 809) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= |old(~pumpRunning~0)| 1)) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0))) [2020-10-15 01:45:55,798 INFO L268 CegarLoopResult]: For program point L809-1(line 809) no Hoare annotation was computed. [2020-10-15 01:45:55,798 INFO L268 CegarLoopResult]: For program point L807(lines 807 824) no Hoare annotation was computed. [2020-10-15 01:45:55,798 INFO L268 CegarLoopResult]: For program point L66-1(lines 62 73) no Hoare annotation was computed. [2020-10-15 01:45:55,798 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2020-10-15 01:45:55,798 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 62 73) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 0 ~pumpRunning~0)) (not (<= |old(~waterLevel~0)| 1)) .cse1 (not (<= ~pumpRunning~0 0))) (or (not (<= |old(~waterLevel~0)| 2)) (not (= ~pumpRunning~0 1)) .cse0 .cse1))) [2020-10-15 01:45:55,798 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 253 260) no Hoare annotation was computed. [2020-10-15 01:45:55,799 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 257) no Hoare annotation was computed. [2020-10-15 01:45:55,799 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 253 260) the Hoare annotation is: true [2020-10-15 01:45:55,799 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 253 260) no Hoare annotation was computed. [2020-10-15 01:45:55,799 INFO L268 CegarLoopResult]: For program point L833(lines 833 850) no Hoare annotation was computed. [2020-10-15 01:45:55,799 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 829 853) no Hoare annotation was computed. [2020-10-15 01:45:55,799 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 829 853) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 1)) .cse1 (not (<= ~waterLevel~0 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0 .cse1))) [2020-10-15 01:45:55,799 INFO L264 CegarLoopResult]: At program point L848(line 848) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= |old(~pumpRunning~0)| 1)) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0))) [2020-10-15 01:45:55,799 INFO L268 CegarLoopResult]: For program point L848-1(lines 829 853) no Hoare annotation was computed. [2020-10-15 01:45:55,800 INFO L264 CegarLoopResult]: At program point L843(line 843) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 1)) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2020-10-15 01:45:55,800 INFO L264 CegarLoopResult]: At program point L839(line 839) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 1)) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2020-10-15 01:45:55,800 INFO L268 CegarLoopResult]: For program point L837(lines 837 845) no Hoare annotation was computed. [2020-10-15 01:45:55,800 INFO L264 CegarLoopResult]: At program point L835(line 835) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 1)) .cse0 (not (<= ~waterLevel~0 1))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) .cse0))) [2020-10-15 01:45:55,800 INFO L268 CegarLoopResult]: For program point L835-1(line 835) no Hoare annotation was computed. [2020-10-15 01:45:55,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:45:55 BoogieIcfgContainer [2020-10-15 01:45:55,820 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-15 01:45:55,821 INFO L168 Benchmark]: Toolchain (without parser) took 69531.48 ms. Allocated memory was 147.8 MB in the beginning and 1.1 GB in the end (delta: 902.3 MB). Free memory was 103.2 MB in the beginning and 591.9 MB in the end (delta: -488.7 MB). Peak memory consumption was 915.5 MB. Max. memory is 7.1 GB. [2020-10-15 01:45:55,822 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.0 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. [2020-10-15 01:45:55,823 INFO L168 Benchmark]: CACSL2BoogieTranslator took 660.60 ms. Allocated memory was 147.8 MB in the beginning and 203.9 MB in the end (delta: 56.1 MB). Free memory was 103.2 MB in the beginning and 169.6 MB in the end (delta: -66.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. [2020-10-15 01:45:55,823 INFO L168 Benchmark]: Boogie Preprocessor took 100.02 ms. Allocated memory is still 203.9 MB. Free memory was 169.6 MB in the beginning and 165.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2020-10-15 01:45:55,824 INFO L168 Benchmark]: RCFGBuilder took 1120.38 ms. Allocated memory was 203.9 MB in the beginning and 232.8 MB in the end (delta: 28.8 MB). Free memory was 165.7 MB in the beginning and 183.7 MB in the end (delta: -18.0 MB). Peak memory consumption was 78.2 MB. Max. memory is 7.1 GB. [2020-10-15 01:45:55,824 INFO L168 Benchmark]: TraceAbstraction took 67643.69 ms. Allocated memory was 232.8 MB in the beginning and 1.1 GB in the end (delta: 817.4 MB). Free memory was 183.7 MB in the beginning and 591.9 MB in the end (delta: -408.1 MB). Peak memory consumption was 911.1 MB. Max. memory is 7.1 GB. [2020-10-15 01:45:55,827 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.0 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 660.60 ms. Allocated memory was 147.8 MB in the beginning and 203.9 MB in the end (delta: 56.1 MB). Free memory was 103.2 MB in the beginning and 169.6 MB in the end (delta: -66.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 100.02 ms. Allocated memory is still 203.9 MB. Free memory was 169.6 MB in the beginning and 165.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1120.38 ms. Allocated memory was 203.9 MB in the beginning and 232.8 MB in the end (delta: 28.8 MB). Free memory was 165.7 MB in the beginning and 183.7 MB in the end (delta: -18.0 MB). Peak memory consumption was 78.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 67643.69 ms. Allocated memory was 232.8 MB in the beginning and 1.1 GB in the end (delta: 817.4 MB). Free memory was 183.7 MB in the beginning and 591.9 MB in the end (delta: -408.1 MB). Peak memory consumption was 911.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 257]: 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: 163]: Loop Invariant Derived loop invariant: (((((waterLevel <= 1 && \old(waterLevel) == waterLevel) && 1 == systemActive) || !(\old(waterLevel) <= 1)) || ((waterLevel <= 1 && waterLevel + 1 <= \old(waterLevel)) && 1 == systemActive)) || !(1 == systemActive)) && ((((((waterLevel <= 1 && \old(waterLevel) == waterLevel) && 1 == systemActive) || !(\old(waterLevel) <= 2)) || !(\old(pumpRunning) == 1)) || ((waterLevel <= 1 && waterLevel + 1 <= \old(waterLevel)) && 1 == systemActive)) || !(1 == systemActive)) - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: ((((!(\old(systemActive) == 1) || !(\old(pumpRunning) <= 0)) || (((waterLevel <= 1 && 1 == systemActive) && 0 <= pumpRunning) && pumpRunning <= 0)) || !(\old(waterLevel) == 1)) || !(0 <= \old(pumpRunning))) || ((pumpRunning == 1 && 1 == systemActive) && waterLevel <= 2) - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: ((((!(\old(systemActive) == 1) || (waterLevel <= 1 && 1 == systemActive)) || !(\old(pumpRunning) <= 0)) || !(\old(waterLevel) == 1)) || !(0 <= \old(pumpRunning))) || ((pumpRunning == 1 && 1 == systemActive) && waterLevel <= 2) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 252 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 40.7s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 26.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 26.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 966 SDtfs, 2687 SDslu, 1478 SDs, 0 SdLazy, 6607 SolverSat, 2157 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 13.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 297 GetRequests, 182 SyntacticMatches, 5 SemanticMatches, 110 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 788 ImplicationChecksByTransitivity, 11.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=593occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 6 MinimizatonAttempts, 437 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 1656 PreInvPairs, 2478 NumberOfFragments, 2073 HoareAnnotationTreeSize, 1656 FomulaSimplifications, 687467 FormulaSimplificationTreeSizeReduction, 7.6s HoareSimplificationTime, 69 FomulaSimplificationsInter, 55313 FormulaSimplificationTreeSizeReductionInter, 18.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 12.5s InterpolantComputationTime, 481 NumberOfCodeBlocks, 481 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 475 ConstructedInterpolants, 0 QuantifiedInterpolants, 153824 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 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...