/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --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 language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 16:46:38,784 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 16:46:38,787 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 16:46:38,836 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 16:46:38,837 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 16:46:38,843 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 16:46:38,845 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 16:46:38,850 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 16:46:38,854 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 16:46:38,861 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 16:46:38,863 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 16:46:38,864 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 16:46:38,865 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 16:46:38,868 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 16:46:38,872 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 16:46:38,874 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 16:46:38,875 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 16:46:38,879 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 16:46:38,888 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 16:46:38,895 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 16:46:38,898 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 16:46:38,899 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 16:46:38,901 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 16:46:38,903 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 16:46:38,924 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 16:46:38,925 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 16:46:38,929 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 16:46:38,931 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 16:46:38,932 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 16:46:38,933 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 16:46:38,934 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 16:46:38,935 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 16:46:38,937 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 16:46:38,937 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 16:46:38,939 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 16:46:38,939 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 16:46:38,940 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 16:46:38,940 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 16:46:38,940 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 16:46:38,941 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 16:46:38,942 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 16:46:38,950 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 [2020-10-28 16:46:39,003 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 16:46:39,003 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 16:46:39,008 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 16:46:39,008 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 16:46:39,008 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 16:46:39,009 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 16:46:39,009 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 16:46:39,009 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 16:46:39,009 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 16:46:39,009 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 16:46:39,011 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 16:46:39,011 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 16:46:39,011 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 16:46:39,011 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 16:46:39,011 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 16:46:39,012 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 16:46:39,012 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 16:46:39,012 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 16:46:39,012 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 16:46:39,013 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 16:46:39,013 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 16:46:39,013 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:46:39,013 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 16:46:39,013 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 16:46:39,014 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 16:46:39,014 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 16:46:39,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 16:46:39,014 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 16:46:39,015 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 16:46:39,015 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 16:46:39,455 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 16:46:39,503 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 16:46:39,506 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 16:46:39,508 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 16:46:39,509 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 16:46:39,510 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product29.cil.c [2020-10-28 16:46:39,589 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/807f91e9d/b6cfa01c8cf14b31aaf510759492586b/FLAG2fb9624c4 [2020-10-28 16:46:40,365 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 16:46:40,365 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product29.cil.c [2020-10-28 16:46:40,393 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/807f91e9d/b6cfa01c8cf14b31aaf510759492586b/FLAG2fb9624c4 [2020-10-28 16:46:40,584 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/807f91e9d/b6cfa01c8cf14b31aaf510759492586b [2020-10-28 16:46:40,587 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 16:46:40,594 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 16:46:40,596 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 16:46:40,596 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 16:46:40,600 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 16:46:40,601 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:46:40" (1/1) ... [2020-10-28 16:46:40,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44bc2b26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:40, skipping insertion in model container [2020-10-28 16:46:40,606 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:46:40" (1/1) ... [2020-10-28 16:46:40,615 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 16:46:40,661 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 16:46:41,083 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:46:41,117 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 16:46:41,291 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:46:41,357 INFO L208 MainTranslator]: Completed translation [2020-10-28 16:46:41,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:41 WrapperNode [2020-10-28 16:46:41,359 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 16:46:41,361 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 16:46:41,361 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 16:46:41,361 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 16:46:41,376 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:41" (1/1) ... [2020-10-28 16:46:41,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:41" (1/1) ... [2020-10-28 16:46:41,420 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:41" (1/1) ... [2020-10-28 16:46:41,421 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:41" (1/1) ... [2020-10-28 16:46:41,509 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:41" (1/1) ... [2020-10-28 16:46:41,521 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:41" (1/1) ... [2020-10-28 16:46:41,526 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:41" (1/1) ... [2020-10-28 16:46:41,534 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 16:46:41,535 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 16:46:41,535 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 16:46:41,535 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 16:46:41,536 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:41" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:46:41,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 16:46:41,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 16:46:41,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 16:46:41,630 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 16:46:41,630 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 16:46:41,630 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 16:46:41,630 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-28 16:46:41,630 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 16:46:41,631 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 16:46:41,631 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 16:46:41,631 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 16:46:41,631 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 16:46:41,631 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 16:46:41,632 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 16:46:41,632 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-28 16:46:41,632 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 16:46:41,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 16:46:41,632 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 16:46:41,632 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 16:46:41,633 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 16:46:41,633 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 16:46:41,633 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 16:46:41,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-28 16:46:41,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-28 16:46:41,634 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 16:46:41,634 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 16:46:41,634 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 16:46:41,634 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 16:46:41,634 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 16:46:41,634 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 16:46:41,635 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 16:46:41,635 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 16:46:41,635 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 16:46:41,635 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 16:46:41,635 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-28 16:46:41,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 16:46:41,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 16:46:41,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 16:46:41,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 16:46:41,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 16:46:41,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 16:46:41,636 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 16:46:41,637 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 16:46:41,637 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 16:46:41,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 16:46:41,637 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 16:46:41,637 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 16:46:41,638 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 16:46:41,638 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 16:46:41,638 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 16:46:41,638 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-28 16:46:41,638 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 16:46:41,638 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 16:46:41,639 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 16:46:41,639 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 16:46:41,639 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 16:46:41,639 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-28 16:46:41,639 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 16:46:41,640 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 16:46:41,640 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-28 16:46:41,640 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-28 16:46:41,640 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 16:46:41,640 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 16:46:41,640 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 16:46:41,641 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 16:46:41,641 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 16:46:41,641 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 16:46:41,641 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 16:46:41,641 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 16:46:41,642 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 16:46:41,642 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-28 16:46:41,642 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 16:46:41,642 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 16:46:41,642 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 16:46:41,642 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 16:46:41,643 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 16:46:41,643 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 16:46:41,643 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 16:46:41,643 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 16:46:41,643 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 16:46:41,644 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 16:46:41,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 16:46:41,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 16:46:41,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 16:46:41,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 16:46:41,644 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 16:46:41,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 16:46:41,645 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 16:46:41,645 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 16:46:41,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 16:46:41,645 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 16:46:41,645 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 16:46:41,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 16:46:41,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 16:46:41,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 16:46:41,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 16:46:43,007 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 16:46:43,008 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 16:46:43,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:46:43 BoogieIcfgContainer [2020-10-28 16:46:43,011 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 16:46:43,013 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 16:46:43,013 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 16:46:43,024 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 16:46:43,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:46:40" (1/3) ... [2020-10-28 16:46:43,025 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cd578ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:46:43, skipping insertion in model container [2020-10-28 16:46:43,025 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:46:41" (2/3) ... [2020-10-28 16:46:43,026 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cd578ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:46:43, skipping insertion in model container [2020-10-28 16:46:43,026 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:46:43" (3/3) ... [2020-10-28 16:46:43,028 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product29.cil.c [2020-10-28 16:46:43,041 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 16:46:43,047 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 16:46:43,062 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 16:46:43,097 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 16:46:43,098 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 16:46:43,098 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 16:46:43,098 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 16:46:43,099 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 16:46:43,099 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 16:46:43,099 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 16:46:43,100 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 16:46:43,131 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states. [2020-10-28 16:46:43,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-28 16:46:43,145 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:46:43,147 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] [2020-10-28 16:46:43,147 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:46:43,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:46:43,156 INFO L82 PathProgramCache]: Analyzing trace with hash 337926149, now seen corresponding path program 1 times [2020-10-28 16:46:43,168 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:46:43,169 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1169229310] [2020-10-28 16:46:43,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:46:43,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:43,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:43,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:44,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:45,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:45,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:48,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:48,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-28 16:46:48,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:46:48,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-28 16:46:48,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:48,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:48,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:48,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-28 16:46:48,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:48,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 11 [2020-10-28 16:46:49,079 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:46:49,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:46:49,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:49,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:49,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:49,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:49,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:49,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-28 16:46:49,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:49,147 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:49,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:49,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:49,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:49,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:49,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:46:49,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:49,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:49,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:49,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:49,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:49,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:49,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:49,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:49,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:49,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:49,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:49,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:49,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:46:49,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:49,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:49,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:49,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:49,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:49,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:49,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:49,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:49,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:49,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:49,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:49,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:49,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:46:49,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:49,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:49,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:49,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:49,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:49,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:49,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:49,197 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:49,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:49,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:49,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:49,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:49,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:46:49,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:49,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:49,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:49,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:49,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:49,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:49,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:49,207 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:49,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:49,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:49,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:49,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:49,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:46:49,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:49,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:49,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:49,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:49,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:49,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:49,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:49,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:49,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:49,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:49,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:49,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:49,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:46:49,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:49,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:49,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:49,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:49,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:49,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:49,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:49,236 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:49,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:49,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:46:49,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:49,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:49,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 16:46:49,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:49,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:49,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:49,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:49,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:49,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:49,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:49,243 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:49,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:49,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:46:49,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:49,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:49,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:46:49,259 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1169229310] [2020-10-28 16:46:49,262 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:46:49,262 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 16:46:49,263 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947951273] [2020-10-28 16:46:49,269 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 16:46:49,269 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:46:49,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 16:46:49,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:46:49,289 INFO L87 Difference]: Start difference. First operand 179 states. Second operand 4 states. [2020-10-28 16:46:50,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:46:50,675 INFO L93 Difference]: Finished difference Result 283 states and 373 transitions. [2020-10-28 16:46:50,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-28 16:46:50,677 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 52 [2020-10-28 16:46:50,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:46:50,692 INFO L225 Difference]: With dead ends: 283 [2020-10-28 16:46:50,692 INFO L226 Difference]: Without dead ends: 156 [2020-10-28 16:46:50,697 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:46:50,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2020-10-28 16:46:50,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 125. [2020-10-28 16:46:50,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2020-10-28 16:46:50,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 148 transitions. [2020-10-28 16:46:50,841 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 148 transitions. Word has length 52 [2020-10-28 16:46:50,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:46:50,842 INFO L481 AbstractCegarLoop]: Abstraction has 125 states and 148 transitions. [2020-10-28 16:46:50,842 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 16:46:50,842 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 148 transitions. [2020-10-28 16:46:50,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-28 16:46:50,855 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:46:50,855 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] [2020-10-28 16:46:50,856 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 16:46:50,856 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:46:50,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:46:50,857 INFO L82 PathProgramCache]: Analyzing trace with hash -1133319837, now seen corresponding path program 1 times [2020-10-28 16:46:50,857 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:46:50,857 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [582753530] [2020-10-28 16:46:50,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:46:50,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:50,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:50,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:51,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:52,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:52,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:55,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:55,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 16:46:55,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:46:55,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-28 16:46:55,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:55,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:55,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:46:55,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:46:55,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-28 16:46:55,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:56,271 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:46:56,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:46:56,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:56,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:56,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:56,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:56,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:56,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-28 16:46:56,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:56,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:56,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:46:56,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:56,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:46:56,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:56,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:46:56,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:56,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:56,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:56,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:56,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:56,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:56,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:56,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:56,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:46:56,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:56,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:46:56,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:56,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:46:56,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:56,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:56,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:56,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:56,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:56,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:56,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:56,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:56,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:46:56,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:56,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:46:56,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:56,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:46:56,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:56,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:56,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:56,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:56,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:56,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:46:56,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:56,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:56,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:46:56,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:56,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:46:56,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:56,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:46:56,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:56,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:56,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:56,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:46:56,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:56,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:56,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:56,417 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:56,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:46:56,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:56,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:46:56,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:46:56,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:46:56,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:56,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:56,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:56,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:56,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:56,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:46:56,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:56,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:56,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:46:56,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:46:56,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:46:56,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:56,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:46:56,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:56,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:56,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:56,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:56,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:56,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:56,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:56,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:56,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:56,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:46:56,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:56,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:56,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 16:46:56,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:56,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:56,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:46:56,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:46:56,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:46:56,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:46:56,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:46:56,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:46:56,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:46:56,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:46:56,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:46:56,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:46:56,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:46:56,455 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [582753530] [2020-10-28 16:46:56,455 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:46:56,455 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 16:46:56,456 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168045601] [2020-10-28 16:46:56,457 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 16:46:56,458 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:46:56,458 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 16:46:56,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:46:56,459 INFO L87 Difference]: Start difference. First operand 125 states and 148 transitions. Second operand 5 states. [2020-10-28 16:46:56,899 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:46:57,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:46:57,954 INFO L93 Difference]: Finished difference Result 253 states and 323 transitions. [2020-10-28 16:46:57,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-28 16:46:57,955 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2020-10-28 16:46:57,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:46:57,958 INFO L225 Difference]: With dead ends: 253 [2020-10-28 16:46:57,958 INFO L226 Difference]: Without dead ends: 156 [2020-10-28 16:46:57,960 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 16:46:57,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2020-10-28 16:46:58,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 125. [2020-10-28 16:46:58,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2020-10-28 16:46:58,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 147 transitions. [2020-10-28 16:46:58,020 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 147 transitions. Word has length 53 [2020-10-28 16:46:58,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:46:58,020 INFO L481 AbstractCegarLoop]: Abstraction has 125 states and 147 transitions. [2020-10-28 16:46:58,020 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 16:46:58,020 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 147 transitions. [2020-10-28 16:46:58,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-10-28 16:46:58,022 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:46:58,023 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] [2020-10-28 16:46:58,023 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 16:46:58,023 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:46:58,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:46:58,024 INFO L82 PathProgramCache]: Analyzing trace with hash 1643509629, now seen corresponding path program 1 times [2020-10-28 16:46:58,024 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:46:58,024 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [97970657] [2020-10-28 16:46:58,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:46:58,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:46:58,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:58,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:59,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:59,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:59,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:46:59,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:01,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:03,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:03,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 106 [2020-10-28 16:47:03,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 16:47:03,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-28 16:47:03,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:03,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:03,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:03,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-28 16:47:03,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:47:03,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:03,499 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:47:03,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:47:03,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:03,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:03,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:03,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:03,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:03,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-28 16:47:03,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:03,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:03,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:03,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:03,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:03,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:03,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:47:03,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:03,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:03,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:03,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:03,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:03,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:03,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:03,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:03,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:03,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:03,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:03,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:03,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:47:03,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:03,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:03,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:03,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:03,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:03,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:03,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:03,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:03,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:03,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:03,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:03,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:03,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:47:03,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:03,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:03,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:03,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:03,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:03,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:03,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:03,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:03,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:03,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:03,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:03,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:03,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:47:03,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:03,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:03,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:03,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:03,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:03,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:03,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:03,585 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:03,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:03,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:03,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:03,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:03,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:47:03,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:03,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:03,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:03,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:03,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:03,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:03,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:03,608 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:03,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:03,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:03,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:03,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:03,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 16:47:03,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:03,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:03,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:03,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 16:47:03,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:03,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:47:03,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:03,628 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:03,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:03,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-28 16:47:03,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:03,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:03,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:47:03,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:03,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:03,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:03,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:47:03,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:03,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:03,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:03,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:03,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:03,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:03,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:03,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:03,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:47:03,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:03,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:03,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:03,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:03,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:03,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:03,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:03,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:03,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:03,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:03,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:03,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:03,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:47:03,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:03,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:03,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:03,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:03,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:03,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:03,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:03,651 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:03,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:03,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:03,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:03,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:03,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 16:47:03,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:03,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:03,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:03,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:03,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:03,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:03,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:03,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:03,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:03,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:03,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:03,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:03,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:47:03,671 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [97970657] [2020-10-28 16:47:03,671 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:47:03,671 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 16:47:03,671 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663871606] [2020-10-28 16:47:03,672 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 16:47:03,672 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:47:03,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 16:47:03,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-28 16:47:03,673 INFO L87 Difference]: Start difference. First operand 125 states and 147 transitions. Second operand 6 states. [2020-10-28 16:47:04,400 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:47:05,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:47:05,764 INFO L93 Difference]: Finished difference Result 240 states and 305 transitions. [2020-10-28 16:47:05,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 16:47:05,764 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 66 [2020-10-28 16:47:05,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:47:05,767 INFO L225 Difference]: With dead ends: 240 [2020-10-28 16:47:05,767 INFO L226 Difference]: Without dead ends: 161 [2020-10-28 16:47:05,768 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2020-10-28 16:47:05,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2020-10-28 16:47:05,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 116. [2020-10-28 16:47:05,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2020-10-28 16:47:05,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 135 transitions. [2020-10-28 16:47:05,827 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 135 transitions. Word has length 66 [2020-10-28 16:47:05,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:47:05,829 INFO L481 AbstractCegarLoop]: Abstraction has 116 states and 135 transitions. [2020-10-28 16:47:05,829 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 16:47:05,829 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 135 transitions. [2020-10-28 16:47:05,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-10-28 16:47:05,831 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:47:05,831 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] [2020-10-28 16:47:05,831 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 16:47:05,832 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:47:05,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:47:05,832 INFO L82 PathProgramCache]: Analyzing trace with hash -1375931061, now seen corresponding path program 1 times [2020-10-28 16:47:05,833 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:47:05,833 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1946117530] [2020-10-28 16:47:05,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:47:05,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:05,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:06,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:06,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:06,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:06,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:08,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:10,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:10,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-10-28 16:47:10,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 16:47:10,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-28 16:47:10,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:10,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:10,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:47:10,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 16:47:10,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-28 16:47:10,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:11,243 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:47:11,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:47:11,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:11,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:11,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:11,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:11,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:11,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 16:47:11,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:11,282 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:11,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:11,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:11,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:11,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:11,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:47:11,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:11,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:11,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:11,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:11,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:11,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:47:11,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:11,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:11,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:11,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:11,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:11,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:11,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:47:11,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:11,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:11,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:11,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:11,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:11,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:47:11,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:11,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:11,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:11,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:11,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:11,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 16:47:11,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:47:11,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:11,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:11,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:11,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:11,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:11,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:47:11,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:11,307 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:11,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:11,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:11,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:11,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:11,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:47:11,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:11,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:11,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:11,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:11,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:11,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:11,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:11,313 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:11,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:11,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:11,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:11,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:11,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:47:11,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:11,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:11,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:11,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:11,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:11,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:11,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:11,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:11,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:11,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:11,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:47:11,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:11,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 16:47:11,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:11,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:11,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:11,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 16:47:11,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:11,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:47:11,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:11,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:11,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:11,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:11,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-28 16:47:11,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:11,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:47:11,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:11,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:11,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:11,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:47:11,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:11,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:11,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:11,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:11,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:11,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:11,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:11,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:11,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:47:11,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:11,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:11,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:11,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:11,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:11,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:47:11,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:11,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:11,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:11,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:11,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:11,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:11,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 16:47:11,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:11,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:11,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:11,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:11,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:11,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:11,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:11,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:11,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:11,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:11,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:47:11,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:11,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-28 16:47:11,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:11,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:11,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:11,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:11,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:11,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:11,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:11,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:11,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:11,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:11,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:47:11,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:11,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:47:11,389 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1946117530] [2020-10-28 16:47:11,390 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:47:11,390 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 16:47:11,390 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110784948] [2020-10-28 16:47:11,390 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 16:47:11,391 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:47:11,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 16:47:11,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-28 16:47:11,392 INFO L87 Difference]: Start difference. First operand 116 states and 135 transitions. Second operand 6 states. [2020-10-28 16:47:11,927 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:47:14,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:47:14,549 INFO L93 Difference]: Finished difference Result 300 states and 414 transitions. [2020-10-28 16:47:14,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 16:47:14,549 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2020-10-28 16:47:14,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:47:14,553 INFO L225 Difference]: With dead ends: 300 [2020-10-28 16:47:14,554 INFO L226 Difference]: Without dead ends: 296 [2020-10-28 16:47:14,555 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:47:14,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2020-10-28 16:47:14,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 204. [2020-10-28 16:47:14,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2020-10-28 16:47:14,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 244 transitions. [2020-10-28 16:47:14,645 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 244 transitions. Word has length 70 [2020-10-28 16:47:14,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:47:14,646 INFO L481 AbstractCegarLoop]: Abstraction has 204 states and 244 transitions. [2020-10-28 16:47:14,646 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 16:47:14,646 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 244 transitions. [2020-10-28 16:47:14,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-10-28 16:47:14,648 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:47:14,649 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:47:14,649 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 16:47:14,650 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:47:14,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:47:14,650 INFO L82 PathProgramCache]: Analyzing trace with hash 2015058099, now seen corresponding path program 1 times [2020-10-28 16:47:14,650 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:47:14,651 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1983504357] [2020-10-28 16:47:14,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:47:14,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:14,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:14,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:15,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:15,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:15,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:15,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:16,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:17,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:19,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:19,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:19,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 165 [2020-10-28 16:47:19,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 16:47:19,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-28 16:47:19,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:19,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:19,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:47:19,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 65 [2020-10-28 16:47:19,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-28 16:47:19,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,096 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:47:20,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:47:20,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:20,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 16:47:20,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,130 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:20,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:20,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:20,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:20,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:47:20,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:20,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:20,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:20,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:20,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:20,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:20,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:47:20,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:20,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:20,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,152 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:20,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:20,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:20,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:47:20,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:20,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:20,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,157 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:20,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:20,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:20,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:20,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:47:20,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:20,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:47:20,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:20,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:20,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:20,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 16:47:20,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:20,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:20,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,175 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:20,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:20,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:20,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:47:20,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 16:47:20,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:47:20,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-28 16:47:20,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:47:20,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 16:47:20,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-28 16:47:20,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:47:20,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 16:47:20,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:47:20,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 16:47:20,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,323 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:20,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:20,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 16:47:20,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:47:20,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:47:20,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:20,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:20,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:20,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:47:20,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:47:20,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:20,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:20,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:47:20,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:20,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:47:20,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:47:20,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 16:47:20,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 16:47:20,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 16:47:20,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,360 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:47:20,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 16:47:20,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 16:47:20,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:47:20,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:20,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:20,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:20,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:20,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:20,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:47:20,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:20,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:47:20,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,479 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:47:20,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:20,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:47:20,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 16:47:20,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 16:47:20,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:47:20,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:20,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-28 16:47:20,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:20,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:47:20,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:47:20,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:20,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:20,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:20,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:20,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:47:20,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:47:20,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:47:20,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,517 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:20,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:47:20,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:20,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-28 16:47:20,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:20,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:47:20,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:20,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:20,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:20,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-28 16:47:20,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:47:20,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:47:20,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:47:20,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:47:20,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:47:20,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:47:20,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:47:20,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:47:20,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:47:20,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:47:20,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:47:20,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:47:20,557 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 21 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-28 16:47:20,557 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1983504357] [2020-10-28 16:47:20,558 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:47:20,558 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 16:47:20,558 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335669728] [2020-10-28 16:47:20,559 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 16:47:20,561 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:47:20,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 16:47:20,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:47:20,562 INFO L87 Difference]: Start difference. First operand 204 states and 244 transitions. Second operand 11 states. [2020-10-28 16:47:21,191 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:47:22,484 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:47:23,318 WARN L193 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 209 [2020-10-28 16:47:24,152 WARN L193 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 213 [2020-10-28 16:47:24,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:47:24,424 INFO L93 Difference]: Finished difference Result 282 states and 360 transitions. [2020-10-28 16:47:24,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-28 16:47:24,425 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 113 [2020-10-28 16:47:24,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:47:24,426 INFO L225 Difference]: With dead ends: 282 [2020-10-28 16:47:24,426 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 16:47:24,428 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=96, Invalid=246, Unknown=0, NotChecked=0, Total=342 [2020-10-28 16:47:24,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 16:47:24,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 16:47:24,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 16:47:24,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 16:47:24,429 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 113 [2020-10-28 16:47:24,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:47:24,430 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 16:47:24,430 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 16:47:24,430 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 16:47:24,430 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 16:47:24,430 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 16:47:24,432 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 16:47:24,713 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 219 [2020-10-28 16:47:25,400 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 220 [2020-10-28 16:47:26,541 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 20 [2020-10-28 16:47:26,801 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 14 [2020-10-28 16:47:27,117 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 20 [2020-10-28 16:47:27,427 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-28 16:47:27,796 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-28 16:47:28,101 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-28 16:47:28,460 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:47:28,634 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 20 [2020-10-28 16:47:28,939 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 20 [2020-10-28 16:47:29,265 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-28 16:47:29,591 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 15 [2020-10-28 16:47:29,909 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 14 [2020-10-28 16:47:30,209 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 15 [2020-10-28 16:47:30,579 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 20 [2020-10-28 16:47:30,891 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-28 16:47:31,196 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 20 [2020-10-28 16:47:31,493 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 14 [2020-10-28 16:47:31,812 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-28 16:47:32,134 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-28 16:47:32,434 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 14 [2020-10-28 16:47:32,747 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-28 16:47:33,114 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 20 [2020-10-28 16:47:33,427 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 14 [2020-10-28 16:47:33,747 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-28 16:47:34,048 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 14 [2020-10-28 16:47:34,363 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 14 [2020-10-28 16:47:34,660 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 14 [2020-10-28 16:47:34,665 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 16:47:34,666 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 16:47:34,666 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 16:47:34,666 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 16:47:34,666 INFO L274 CegarLoopResult]: For program point L672(lines 672 676) no Hoare annotation was computed. [2020-10-28 16:47:34,667 INFO L274 CegarLoopResult]: For program point L672-1(lines 672 676) no Hoare annotation was computed. [2020-10-28 16:47:34,667 INFO L274 CegarLoopResult]: For program point L667(line 667) no Hoare annotation was computed. [2020-10-28 16:47:34,667 INFO L274 CegarLoopResult]: For program point L666-2(lines 666 687) no Hoare annotation was computed. [2020-10-28 16:47:34,667 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 641 696) no Hoare annotation was computed. [2020-10-28 16:47:34,667 INFO L274 CegarLoopResult]: For program point L688(lines 665 689) no Hoare annotation was computed. [2020-10-28 16:47:34,668 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 641 696) no Hoare annotation was computed. [2020-10-28 16:47:34,668 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 641 696) no Hoare annotation was computed. [2020-10-28 16:47:34,668 INFO L274 CegarLoopResult]: For program point L729(lines 729 733) no Hoare annotation was computed. [2020-10-28 16:47:34,668 INFO L274 CegarLoopResult]: For program point L729-1(lines 729 733) no Hoare annotation was computed. [2020-10-28 16:47:34,668 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 697 756) no Hoare annotation was computed. [2020-10-28 16:47:34,668 INFO L274 CegarLoopResult]: For program point L724(line 724) no Hoare annotation was computed. [2020-10-28 16:47:34,668 INFO L274 CegarLoopResult]: For program point L723-2(lines 723 748) no Hoare annotation was computed. [2020-10-28 16:47:34,668 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 697 756) no Hoare annotation was computed. [2020-10-28 16:47:34,668 INFO L274 CegarLoopResult]: For program point L749(lines 722 750) no Hoare annotation was computed. [2020-10-28 16:47:34,668 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 697 756) no Hoare annotation was computed. [2020-10-28 16:47:34,668 INFO L274 CegarLoopResult]: For program point L742(line 742) no Hoare annotation was computed. [2020-10-28 16:47:34,669 INFO L274 CegarLoopResult]: For program point L742-1(line 742) no Hoare annotation was computed. [2020-10-28 16:47:34,669 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 482 488) the Hoare annotation is: true [2020-10-28 16:47:34,669 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 482 488) no Hoare annotation was computed. [2020-10-28 16:47:34,669 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 489 497) no Hoare annotation was computed. [2020-10-28 16:47:34,669 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 489 497) the Hoare annotation is: true [2020-10-28 16:47:34,669 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 489 497) no Hoare annotation was computed. [2020-10-28 16:47:34,669 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 401 423) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,670 INFO L270 CegarLoopResult]: At program point L413(line 413) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,670 INFO L270 CegarLoopResult]: At program point L413-1(line 413) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,670 INFO L274 CegarLoopResult]: For program point L411(lines 411 418) no Hoare annotation was computed. [2020-10-28 16:47:34,670 INFO L274 CegarLoopResult]: For program point L411-1(lines 411 418) no Hoare annotation was computed. [2020-10-28 16:47:34,670 INFO L274 CegarLoopResult]: For program point L409(line 409) no Hoare annotation was computed. [2020-10-28 16:47:34,670 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 401 423) no Hoare annotation was computed. [2020-10-28 16:47:34,670 INFO L270 CegarLoopResult]: At program point L408(line 408) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,671 INFO L270 CegarLoopResult]: At program point L407(line 407) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,671 INFO L270 CegarLoopResult]: At program point L407-1(line 407) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,671 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 401 423) no Hoare annotation was computed. [2020-10-28 16:47:34,671 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 355 378) no Hoare annotation was computed. [2020-10-28 16:47:34,671 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 355 378) no Hoare annotation was computed. [2020-10-28 16:47:34,671 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 355 378) no Hoare annotation was computed. [2020-10-28 16:47:34,671 INFO L274 CegarLoopResult]: For program point L373(line 373) no Hoare annotation was computed. [2020-10-28 16:47:34,671 INFO L274 CegarLoopResult]: For program point L372(line 372) no Hoare annotation was computed. [2020-10-28 16:47:34,671 INFO L274 CegarLoopResult]: For program point L371(line 371) no Hoare annotation was computed. [2020-10-28 16:47:34,672 INFO L274 CegarLoopResult]: For program point L370(line 370) no Hoare annotation was computed. [2020-10-28 16:47:34,672 INFO L274 CegarLoopResult]: For program point L369(line 369) no Hoare annotation was computed. [2020-10-28 16:47:34,672 INFO L274 CegarLoopResult]: For program point L368(line 368) no Hoare annotation was computed. [2020-10-28 16:47:34,672 INFO L274 CegarLoopResult]: For program point L367(line 367) no Hoare annotation was computed. [2020-10-28 16:47:34,672 INFO L274 CegarLoopResult]: For program point L366(line 366) no Hoare annotation was computed. [2020-10-28 16:47:34,672 INFO L274 CegarLoopResult]: For program point L365(line 365) no Hoare annotation was computed. [2020-10-28 16:47:34,672 INFO L274 CegarLoopResult]: For program point L364(line 364) no Hoare annotation was computed. [2020-10-28 16:47:34,672 INFO L274 CegarLoopResult]: For program point L363(line 363) no Hoare annotation was computed. [2020-10-28 16:47:34,672 INFO L274 CegarLoopResult]: For program point L362(line 362) no Hoare annotation was computed. [2020-10-28 16:47:34,672 INFO L274 CegarLoopResult]: For program point L361(line 361) no Hoare annotation was computed. [2020-10-28 16:47:34,672 INFO L274 CegarLoopResult]: For program point L360(line 360) no Hoare annotation was computed. [2020-10-28 16:47:34,673 INFO L270 CegarLoopResult]: At program point L97(line 97) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= ~methAndRunningLastTime~0 0))) [2020-10-28 16:47:34,673 INFO L274 CegarLoopResult]: For program point L95(lines 95 103) no Hoare annotation was computed. [2020-10-28 16:47:34,673 INFO L270 CegarLoopResult]: At program point L93(line 93) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= ~methAndRunningLastTime~0 0))) [2020-10-28 16:47:34,673 INFO L274 CegarLoopResult]: For program point L93-1(line 93) no Hoare annotation was computed. [2020-10-28 16:47:34,673 INFO L274 CegarLoopResult]: For program point L91(lines 91 108) no Hoare annotation was computed. [2020-10-28 16:47:34,673 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 87 111) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 16:47:34,673 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 87 111) no Hoare annotation was computed. [2020-10-28 16:47:34,674 INFO L270 CegarLoopResult]: At program point L106(line 106) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 16:47:34,674 INFO L274 CegarLoopResult]: For program point L106-1(lines 87 111) no Hoare annotation was computed. [2020-10-28 16:47:34,674 INFO L270 CegarLoopResult]: At program point L101(line 101) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= ~methAndRunningLastTime~0 0))) [2020-10-28 16:47:34,674 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 182 190) no Hoare annotation was computed. [2020-10-28 16:47:34,674 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 182 190) the Hoare annotation is: true [2020-10-28 16:47:34,674 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 182 190) no Hoare annotation was computed. [2020-10-28 16:47:34,674 INFO L274 CegarLoopResult]: For program point L236(lines 236 240) no Hoare annotation was computed. [2020-10-28 16:47:34,674 INFO L277 CegarLoopResult]: At program point L234(line 234) the Hoare annotation is: true [2020-10-28 16:47:34,675 INFO L274 CegarLoopResult]: For program point L236-2(lines 236 240) no Hoare annotation was computed. [2020-10-28 16:47:34,675 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 227 245) the Hoare annotation is: true [2020-10-28 16:47:34,675 INFO L274 CegarLoopResult]: For program point L234-1(line 234) no Hoare annotation was computed. [2020-10-28 16:47:34,675 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 227 245) no Hoare annotation was computed. [2020-10-28 16:47:34,675 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 227 245) no Hoare annotation was computed. [2020-10-28 16:47:34,675 INFO L274 CegarLoopResult]: For program point L221(line 221) no Hoare annotation was computed. [2020-10-28 16:47:34,675 INFO L274 CegarLoopResult]: For program point L221-1(line 221) no Hoare annotation was computed. [2020-10-28 16:47:34,675 INFO L274 CegarLoopResult]: For program point L210(lines 210 218) no Hoare annotation was computed. [2020-10-28 16:47:34,675 INFO L274 CegarLoopResult]: For program point L210-2(lines 210 218) no Hoare annotation was computed. [2020-10-28 16:47:34,675 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 191 226) no Hoare annotation was computed. [2020-10-28 16:47:34,675 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 191 226) no Hoare annotation was computed. [2020-10-28 16:47:34,675 INFO L274 CegarLoopResult]: For program point L198(lines 198 206) no Hoare annotation was computed. [2020-10-28 16:47:34,675 INFO L274 CegarLoopResult]: For program point L198-2(lines 198 206) no Hoare annotation was computed. [2020-10-28 16:47:34,675 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 191 226) no Hoare annotation was computed. [2020-10-28 16:47:34,676 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 475 481) no Hoare annotation was computed. [2020-10-28 16:47:34,676 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 475 481) the Hoare annotation is: true [2020-10-28 16:47:34,676 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 595 640) no Hoare annotation was computed. [2020-10-28 16:47:34,676 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 595 640) no Hoare annotation was computed. [2020-10-28 16:47:34,676 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 595 640) no Hoare annotation was computed. [2020-10-28 16:47:34,676 INFO L274 CegarLoopResult]: For program point L928(lines 928 935) no Hoare annotation was computed. [2020-10-28 16:47:34,676 INFO L274 CegarLoopResult]: For program point L922(lines 922 942) no Hoare annotation was computed. [2020-10-28 16:47:34,676 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 908 953) no Hoare annotation was computed. [2020-10-28 16:47:34,676 INFO L274 CegarLoopResult]: For program point L922-1(lines 922 942) no Hoare annotation was computed. [2020-10-28 16:47:34,677 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 932 933) no Hoare annotation was computed. [2020-10-28 16:47:34,677 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 939 940) no Hoare annotation was computed. [2020-10-28 16:47:34,677 INFO L274 CegarLoopResult]: For program point L939(lines 939 940) no Hoare annotation was computed. [2020-10-28 16:47:34,677 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 908 953) no Hoare annotation was computed. [2020-10-28 16:47:34,677 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 908 953) no Hoare annotation was computed. [2020-10-28 16:47:34,677 INFO L274 CegarLoopResult]: For program point L932(lines 932 933) no Hoare annotation was computed. [2020-10-28 16:47:34,677 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 387 397) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,677 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 387 397) no Hoare annotation was computed. [2020-10-28 16:47:34,677 INFO L270 CegarLoopResult]: At program point L392(line 392) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,677 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 387 397) no Hoare annotation was computed. [2020-10-28 16:47:34,677 INFO L277 CegarLoopResult]: At program point L176(line 176) the Hoare annotation is: true [2020-10-28 16:47:34,678 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 171 181) the Hoare annotation is: true [2020-10-28 16:47:34,678 INFO L274 CegarLoopResult]: For program point L176-1(line 176) no Hoare annotation was computed. [2020-10-28 16:47:34,678 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 171 181) no Hoare annotation was computed. [2020-10-28 16:47:34,678 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 171 181) no Hoare annotation was computed. [2020-10-28 16:47:34,678 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 163 170) the Hoare annotation is: true [2020-10-28 16:47:34,678 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 163 170) no Hoare annotation was computed. [2020-10-28 16:47:34,678 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 163 170) no Hoare annotation was computed. [2020-10-28 16:47:34,678 INFO L270 CegarLoopResult]: At program point L127(line 127) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= ~methAndRunningLastTime~0 0))) [2020-10-28 16:47:34,678 INFO L270 CegarLoopResult]: At program point L123(line 123) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= ~methAndRunningLastTime~0 0))) [2020-10-28 16:47:34,678 INFO L274 CegarLoopResult]: For program point L121(lines 121 129) no Hoare annotation was computed. [2020-10-28 16:47:34,678 INFO L270 CegarLoopResult]: At program point L119(line 119) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= ~methAndRunningLastTime~0 0))) [2020-10-28 16:47:34,678 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 113 137) no Hoare annotation was computed. [2020-10-28 16:47:34,678 INFO L274 CegarLoopResult]: For program point L119-1(line 119) no Hoare annotation was computed. [2020-10-28 16:47:34,678 INFO L274 CegarLoopResult]: For program point L117(lines 117 134) no Hoare annotation was computed. [2020-10-28 16:47:34,679 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 113 137) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 16:47:34,679 INFO L270 CegarLoopResult]: At program point L132(line 132) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-28 16:47:34,679 INFO L274 CegarLoopResult]: For program point L132-1(lines 113 137) no Hoare annotation was computed. [2020-10-28 16:47:34,679 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 79 85) no Hoare annotation was computed. [2020-10-28 16:47:34,679 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 79 85) the Hoare annotation is: true [2020-10-28 16:47:34,679 INFO L270 CegarLoopResult]: At program point testENTRY(lines 250 313) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,679 INFO L274 CegarLoopResult]: For program point testFINAL(lines 250 313) no Hoare annotation was computed. [2020-10-28 16:47:34,679 INFO L270 CegarLoopResult]: At program point L306(lines 259 307) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,679 INFO L274 CegarLoopResult]: For program point L296(lines 296 300) no Hoare annotation was computed. [2020-10-28 16:47:34,679 INFO L270 CegarLoopResult]: At program point L296-2(lines 290 301) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,679 INFO L274 CegarLoopResult]: For program point L261(lines 260 305) no Hoare annotation was computed. [2020-10-28 16:47:34,679 INFO L274 CegarLoopResult]: For program point L290(lines 290 301) no Hoare annotation was computed. [2020-10-28 16:47:34,680 INFO L270 CegarLoopResult]: At program point L282(line 282) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,680 INFO L274 CegarLoopResult]: For program point L280(lines 280 286) no Hoare annotation was computed. [2020-10-28 16:47:34,680 INFO L274 CegarLoopResult]: For program point L280-1(lines 280 286) no Hoare annotation was computed. [2020-10-28 16:47:34,680 INFO L270 CegarLoopResult]: At program point L272(line 272) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,680 INFO L270 CegarLoopResult]: At program point L303(lines 260 305) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (<= test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,680 INFO L274 CegarLoopResult]: For program point L270(lines 270 276) no Hoare annotation was computed. [2020-10-28 16:47:34,680 INFO L274 CegarLoopResult]: For program point L270-1(lines 270 276) no Hoare annotation was computed. [2020-10-28 16:47:34,680 INFO L274 CegarLoopResult]: For program point L262(lines 262 266) no Hoare annotation was computed. [2020-10-28 16:47:34,680 INFO L274 CegarLoopResult]: For program point testEXIT(lines 250 313) no Hoare annotation was computed. [2020-10-28 16:47:34,680 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 886 887) no Hoare annotation was computed. [2020-10-28 16:47:34,680 INFO L274 CegarLoopResult]: For program point L893(lines 893 894) no Hoare annotation was computed. [2020-10-28 16:47:34,680 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 893 894) no Hoare annotation was computed. [2020-10-28 16:47:34,681 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 862 907) no Hoare annotation was computed. [2020-10-28 16:47:34,681 INFO L274 CegarLoopResult]: For program point L886(lines 886 887) no Hoare annotation was computed. [2020-10-28 16:47:34,681 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 862 907) no Hoare annotation was computed. [2020-10-28 16:47:34,681 INFO L274 CegarLoopResult]: For program point L882(lines 882 889) no Hoare annotation was computed. [2020-10-28 16:47:34,681 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 862 907) no Hoare annotation was computed. [2020-10-28 16:47:34,681 INFO L274 CegarLoopResult]: For program point L876(lines 876 896) no Hoare annotation was computed. [2020-10-28 16:47:34,681 INFO L274 CegarLoopResult]: For program point L876-1(lines 876 896) no Hoare annotation was computed. [2020-10-28 16:47:34,681 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 138 145) no Hoare annotation was computed. [2020-10-28 16:47:34,681 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 138 145) no Hoare annotation was computed. [2020-10-28 16:47:34,681 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 138 145) no Hoare annotation was computed. [2020-10-28 16:47:34,681 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 579 587) no Hoare annotation was computed. [2020-10-28 16:47:34,681 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 579 587) the Hoare annotation is: true [2020-10-28 16:47:34,681 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 579 587) no Hoare annotation was computed. [2020-10-28 16:47:34,681 INFO L270 CegarLoopResult]: At program point L449(line 449) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,682 INFO L274 CegarLoopResult]: For program point L447(lines 447 453) no Hoare annotation was computed. [2020-10-28 16:47:34,682 INFO L274 CegarLoopResult]: For program point L446(lines 446 456) no Hoare annotation was computed. [2020-10-28 16:47:34,682 INFO L270 CegarLoopResult]: At program point L444(line 444) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,682 INFO L274 CegarLoopResult]: For program point L444-1(line 444) no Hoare annotation was computed. [2020-10-28 16:47:34,682 INFO L274 CegarLoopResult]: For program point L442(lines 442 459) no Hoare annotation was computed. [2020-10-28 16:47:34,682 INFO L274 CegarLoopResult]: For program point L442-1(lines 434 462) no Hoare annotation was computed. [2020-10-28 16:47:34,682 INFO L270 CegarLoopResult]: At program point L440(line 440) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,682 INFO L274 CegarLoopResult]: For program point L440-1(line 440) no Hoare annotation was computed. [2020-10-28 16:47:34,682 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 434 462) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,682 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 434 462) no Hoare annotation was computed. [2020-10-28 16:47:34,682 INFO L274 CegarLoopResult]: For program point L555(lines 555 563) no Hoare annotation was computed. [2020-10-28 16:47:34,683 INFO L274 CegarLoopResult]: For program point L555-2(lines 555 563) no Hoare annotation was computed. [2020-10-28 16:47:34,683 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 547 569) no Hoare annotation was computed. [2020-10-28 16:47:34,683 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 547 569) no Hoare annotation was computed. [2020-10-28 16:47:34,683 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 547 569) no Hoare annotation was computed. [2020-10-28 16:47:34,683 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 426 433) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,683 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 426 433) no Hoare annotation was computed. [2020-10-28 16:47:34,683 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 426 433) no Hoare annotation was computed. [2020-10-28 16:47:34,683 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 465 474) no Hoare annotation was computed. [2020-10-28 16:47:34,683 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 465 474) no Hoare annotation was computed. [2020-10-28 16:47:34,683 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 465 474) no Hoare annotation was computed. [2020-10-28 16:47:34,684 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 759 861) no Hoare annotation was computed. [2020-10-28 16:47:34,684 INFO L274 CegarLoopResult]: For program point L824(line 824) no Hoare annotation was computed. [2020-10-28 16:47:34,684 INFO L274 CegarLoopResult]: For program point L824-1(line 824) no Hoare annotation was computed. [2020-10-28 16:47:34,684 INFO L274 CegarLoopResult]: For program point L783(lines 783 787) no Hoare annotation was computed. [2020-10-28 16:47:34,684 INFO L274 CegarLoopResult]: For program point L847(lines 847 858) no Hoare annotation was computed. [2020-10-28 16:47:34,684 INFO L274 CegarLoopResult]: For program point L810(lines 810 814) no Hoare annotation was computed. [2020-10-28 16:47:34,684 INFO L274 CegarLoopResult]: For program point L808-2(lines 808 828) no Hoare annotation was computed. [2020-10-28 16:47:34,684 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 759 861) no Hoare annotation was computed. [2020-10-28 16:47:34,684 INFO L274 CegarLoopResult]: For program point L829(lines 807 830) no Hoare annotation was computed. [2020-10-28 16:47:34,684 INFO L274 CegarLoopResult]: For program point L788(lines 788 804) no Hoare annotation was computed. [2020-10-28 16:47:34,684 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 759 861) no Hoare annotation was computed. [2020-10-28 16:47:34,684 INFO L274 CegarLoopResult]: For program point L848(lines 848 855) no Hoare annotation was computed. [2020-10-28 16:47:34,684 INFO L274 CegarLoopResult]: For program point L809(lines 808 828) no Hoare annotation was computed. [2020-10-28 16:47:34,684 INFO L274 CegarLoopResult]: For program point L840(line 840) no Hoare annotation was computed. [2020-10-28 16:47:34,684 INFO L274 CegarLoopResult]: For program point L840-1(line 840) no Hoare annotation was computed. [2020-10-28 16:47:34,685 INFO L274 CegarLoopResult]: For program point L805(lines 805 846) no Hoare annotation was computed. [2020-10-28 16:47:34,685 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:47:34,685 INFO L270 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)|) (= |old(#length)| |#length|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string77.base| |old(#t~string77.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 16:47:34,685 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:47:34,685 INFO L274 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-10-28 16:47:34,686 INFO L274 CegarLoopResult]: For program point L157-1(lines 146 162) no Hoare annotation was computed. [2020-10-28 16:47:34,686 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 146 162) no Hoare annotation was computed. [2020-10-28 16:47:34,686 INFO L274 CegarLoopResult]: For program point L153(lines 153 159) no Hoare annotation was computed. [2020-10-28 16:47:34,686 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 146 162) no Hoare annotation was computed. [2020-10-28 16:47:34,686 INFO L274 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-10-28 16:47:34,686 INFO L274 CegarLoopResult]: For program point L151-1(line 151) no Hoare annotation was computed. [2020-10-28 16:47:34,686 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 570 578) no Hoare annotation was computed. [2020-10-28 16:47:34,686 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 570 578) no Hoare annotation was computed. [2020-10-28 16:47:34,686 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 570 578) no Hoare annotation was computed. [2020-10-28 16:47:34,686 INFO L274 CegarLoopResult]: For program point L530-1(lines 526 537) no Hoare annotation was computed. [2020-10-28 16:47:34,687 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 526 537) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-28 16:47:34,687 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 526 537) no Hoare annotation was computed. [2020-10-28 16:47:34,687 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:47:34,687 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 16:47:34,687 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:47:34,687 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 538 546) the Hoare annotation is: true [2020-10-28 16:47:34,687 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 538 546) no Hoare annotation was computed. [2020-10-28 16:47:34,687 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 538 546) no Hoare annotation was computed. [2020-10-28 16:47:34,687 INFO L270 CegarLoopResult]: At program point L61(line 61) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,688 INFO L274 CegarLoopResult]: For program point L59(lines 58 77) no Hoare annotation was computed. [2020-10-28 16:47:34,688 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 55 78) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,688 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 55 78) no Hoare annotation was computed. [2020-10-28 16:47:34,688 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 55 78) no Hoare annotation was computed. [2020-10-28 16:47:34,688 INFO L270 CegarLoopResult]: At program point L68(line 68) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,688 INFO L270 CegarLoopResult]: At program point L66(lines 66 72) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-28 16:47:34,688 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 325 354) no Hoare annotation was computed. [2020-10-28 16:47:34,689 INFO L277 CegarLoopResult]: At program point L350(lines 325 354) the Hoare annotation is: true [2020-10-28 16:47:34,689 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 325 354) the Hoare annotation is: true [2020-10-28 16:47:34,689 INFO L274 CegarLoopResult]: For program point L346(line 346) no Hoare annotation was computed. [2020-10-28 16:47:34,689 INFO L274 CegarLoopResult]: For program point L339(lines 339 343) no Hoare annotation was computed. [2020-10-28 16:47:34,689 INFO L277 CegarLoopResult]: At program point L339-1(lines 339 343) the Hoare annotation is: true [2020-10-28 16:47:34,689 INFO L274 CegarLoopResult]: For program point L336(line 336) no Hoare annotation was computed. [2020-10-28 16:47:34,689 INFO L277 CegarLoopResult]: At program point L335-2(lines 335 349) the Hoare annotation is: true [2020-10-28 16:47:34,689 INFO L277 CegarLoopResult]: At program point L331(line 331) the Hoare annotation is: true [2020-10-28 16:47:34,689 INFO L274 CegarLoopResult]: For program point L331-1(line 331) no Hoare annotation was computed. [2020-10-28 16:47:34,689 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 502 513) the Hoare annotation is: true [2020-10-28 16:47:34,690 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 502 513) no Hoare annotation was computed. [2020-10-28 16:47:34,690 INFO L274 CegarLoopResult]: For program point L506-1(lines 502 513) no Hoare annotation was computed. [2020-10-28 16:47:34,690 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 379 385) no Hoare annotation was computed. [2020-10-28 16:47:34,690 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 379 385) the Hoare annotation is: true [2020-10-28 16:47:34,690 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:47:34,690 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-10-28 16:47:34,690 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 16:47:34,690 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:47:34,690 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 514 525) no Hoare annotation was computed. [2020-10-28 16:47:34,691 INFO L274 CegarLoopResult]: For program point L518-1(lines 514 525) no Hoare annotation was computed. [2020-10-28 16:47:34,691 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 514 525) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-28 16:47:34,691 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 315 322) no Hoare annotation was computed. [2020-10-28 16:47:34,691 INFO L274 CegarLoopResult]: For program point L319(line 319) no Hoare annotation was computed. [2020-10-28 16:47:34,691 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 315 322) the Hoare annotation is: true [2020-10-28 16:47:34,691 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 315 322) no Hoare annotation was computed. [2020-10-28 16:47:34,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 04:47:34 BoogieIcfgContainer [2020-10-28 16:47:34,713 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 16:47:34,715 INFO L168 Benchmark]: Toolchain (without parser) took 54125.25 ms. Allocated memory was 151.0 MB in the beginning and 684.7 MB in the end (delta: 533.7 MB). Free memory was 125.5 MB in the beginning and 441.5 MB in the end (delta: -316.1 MB). Peak memory consumption was 407.1 MB. Max. memory is 8.0 GB. [2020-10-28 16:47:34,716 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 151.0 MB. Free memory is still 124.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 16:47:34,716 INFO L168 Benchmark]: CACSL2BoogieTranslator took 763.72 ms. Allocated memory is still 151.0 MB. Free memory was 124.8 MB in the beginning and 103.0 MB in the end (delta: 21.8 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-10-28 16:47:34,717 INFO L168 Benchmark]: Boogie Preprocessor took 173.53 ms. Allocated memory is still 151.0 MB. Free memory was 103.0 MB in the beginning and 132.2 MB in the end (delta: -29.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. [2020-10-28 16:47:34,718 INFO L168 Benchmark]: RCFGBuilder took 1475.64 ms. Allocated memory is still 151.0 MB. Free memory was 132.2 MB in the beginning and 122.8 MB in the end (delta: 9.4 MB). Peak memory consumption was 83.9 MB. Max. memory is 8.0 GB. [2020-10-28 16:47:34,719 INFO L168 Benchmark]: TraceAbstraction took 51700.43 ms. Allocated memory was 151.0 MB in the beginning and 684.7 MB in the end (delta: 533.7 MB). Free memory was 122.3 MB in the beginning and 441.5 MB in the end (delta: -319.3 MB). Peak memory consumption was 403.0 MB. Max. memory is 8.0 GB. [2020-10-28 16:47:34,722 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 151.0 MB. Free memory is still 124.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 763.72 ms. Allocated memory is still 151.0 MB. Free memory was 124.8 MB in the beginning and 103.0 MB in the end (delta: 21.8 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 173.53 ms. Allocated memory is still 151.0 MB. Free memory was 103.0 MB in the beginning and 132.2 MB in the end (delta: -29.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1475.64 ms. Allocated memory is still 151.0 MB. Free memory was 132.2 MB in the beginning and 122.8 MB in the end (delta: 9.4 MB). Peak memory consumption was 83.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 51700.43 ms. Allocated memory was 151.0 MB in the beginning and 684.7 MB in the end (delta: 533.7 MB). Free memory was 122.3 MB in the beginning and 441.5 MB in the end (delta: -319.3 MB). Peak memory consumption was 403.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 893]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 886]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 932]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 939]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: (!(systemActive == 1) || !(\old(pumpRunning) == 0)) || !(\old(methAndRunningLastTime) == 0) - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 260]: Loop Invariant Derived loop invariant: ((!(1 == systemActive) || !(\old(pumpRunning) == 0)) || ((splverifierCounter <= 0 && pumpRunning == 0) && methAndRunningLastTime == 0)) || !(\old(methAndRunningLastTime) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 248 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 41.3s, OverallIterations: 5, TraceHistogramMax: 2, AutomataDifference: 12.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 495 SDtfs, 880 SDslu, 254 SDs, 0 SdLazy, 1216 SolverSat, 625 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 160 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 5.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=204occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 199 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 59 LocationsWithAnnotation, 293 PreInvPairs, 314 NumberOfFragments, 909 HoareAnnotationTreeSize, 293 FomulaSimplifications, 95756 FormulaSimplificationTreeSizeReduction, 1.9s HoareSimplificationTime, 59 FomulaSimplificationsInter, 8655 FormulaSimplificationTreeSizeReductionInter, 8.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 28.2s InterpolantComputationTime, 354 NumberOfCodeBlocks, 354 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 349 ConstructedInterpolants, 0 QuantifiedInterpolants, 112215 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 32/39 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...