/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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_spec1_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:24:15,482 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:24:15,484 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:24:15,518 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:24:15,519 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:24:15,520 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:24:15,522 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:24:15,524 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:24:15,527 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:24:15,528 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:24:15,529 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:24:15,531 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:24:15,531 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:24:15,533 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:24:15,534 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:24:15,535 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:24:15,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:24:15,537 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:24:15,540 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:24:15,542 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:24:15,544 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:24:15,545 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:24:15,547 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:24:15,548 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:24:15,551 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:24:15,552 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:24:15,552 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:24:15,553 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:24:15,554 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:24:15,555 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:24:15,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:24:15,557 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:24:15,558 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:24:15,558 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:24:15,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:24:15,560 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:24:15,561 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:24:15,561 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:24:15,574 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:24:15,576 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:24:15,578 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:24:15,580 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 [2020-10-29 11:24:15,631 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:24:15,631 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:24:15,636 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:24:15,636 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:24:15,636 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:24:15,636 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:24:15,637 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:24:15,637 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:24:15,638 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:24:15,639 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:24:15,640 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:24:15,640 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:24:15,640 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:24:15,641 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:24:15,641 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:24:15,641 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:24:15,641 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:24:15,641 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:24:15,642 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:24:15,642 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:24:15,642 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:24:15,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:24:15,643 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:24:15,643 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:24:15,644 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:24:15,644 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:24:15,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:24:15,644 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:24:15,644 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:24:15,645 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:24:16,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:24:16,073 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:24:16,077 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:24:16,078 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:24:16,079 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:24:16,081 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product25.cil.c [2020-10-29 11:24:16,162 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/41c1c17a0/24a0e16afef54deb8c13bebfeb8ec7c4/FLAG0c67b8707 [2020-10-29 11:24:16,881 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:24:16,882 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product25.cil.c [2020-10-29 11:24:16,901 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/41c1c17a0/24a0e16afef54deb8c13bebfeb8ec7c4/FLAG0c67b8707 [2020-10-29 11:24:17,095 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/41c1c17a0/24a0e16afef54deb8c13bebfeb8ec7c4 [2020-10-29 11:24:17,098 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:24:17,106 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:24:17,109 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:24:17,109 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:24:17,113 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:24:17,115 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:24:17" (1/1) ... [2020-10-29 11:24:17,119 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28de548 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:17, skipping insertion in model container [2020-10-29 11:24:17,120 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:24:17" (1/1) ... [2020-10-29 11:24:17,130 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:24:17,205 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:24:17,590 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:24:17,601 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:24:17,690 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:24:17,740 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:24:17,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:17 WrapperNode [2020-10-29 11:24:17,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:24:17,742 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:24:17,742 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:24:17,743 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:24:17,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:17" (1/1) ... [2020-10-29 11:24:17,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:17" (1/1) ... [2020-10-29 11:24:17,777 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:17" (1/1) ... [2020-10-29 11:24:17,777 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:17" (1/1) ... [2020-10-29 11:24:17,812 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:17" (1/1) ... [2020-10-29 11:24:17,822 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:17" (1/1) ... [2020-10-29 11:24:17,828 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:17" (1/1) ... [2020-10-29 11:24:17,836 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:24:17,837 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:24:17,838 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:24:17,838 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:24:17,838 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:17" (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 [2020-10-29 11:24:17,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:24:17,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:24:17,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:24:17,957 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:24:17,957 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:24:17,958 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:24:17,958 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:24:17,958 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:24:17,959 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:24:17,959 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:24:17,959 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-29 11:24:17,960 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:24:17,960 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:24:17,960 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:24:17,960 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:24:17,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-29 11:24:17,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:24:17,961 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:24:17,961 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:24:17,961 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:24:17,962 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-29 11:24:17,962 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:24:17,962 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:24:17,962 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:24:17,962 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:24:17,962 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:24:17,962 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-29 11:24:17,963 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:24:17,963 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:24:17,963 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:24:17,963 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:24:17,963 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:24:17,963 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:24:17,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:24:17,964 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:24:17,964 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:24:17,964 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:24:17,964 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:24:17,964 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:24:17,965 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:24:17,965 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:24:17,965 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:24:17,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:24:17,965 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:24:17,965 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:24:17,965 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:24:17,965 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:24:17,966 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:24:17,966 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:24:17,966 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:24:17,966 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:24:17,966 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-29 11:24:17,967 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:24:17,967 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:24:17,967 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:24:17,967 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:24:17,968 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:24:17,968 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:24:17,968 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-29 11:24:17,968 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:24:17,968 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:24:17,968 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:24:17,969 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:24:17,969 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:24:17,969 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:24:17,969 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-29 11:24:17,969 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-29 11:24:17,969 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:24:17,969 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:24:17,969 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:24:17,970 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:24:17,970 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:24:17,972 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:24:17,972 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:24:17,972 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:24:17,973 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:24:17,973 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:24:17,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:24:17,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:24:17,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:24:17,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:24:17,973 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:24:17,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:24:17,975 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:24:17,975 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:24:17,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:24:17,975 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:24:17,975 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:24:17,975 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:24:17,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:24:17,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:24:17,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:24:19,081 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:24:19,081 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:24:19,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:24:19 BoogieIcfgContainer [2020-10-29 11:24:19,086 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:24:19,090 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:24:19,091 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:24:19,094 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:24:19,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:24:17" (1/3) ... [2020-10-29 11:24:19,117 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f7ee905 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:24:19, skipping insertion in model container [2020-10-29 11:24:19,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:24:17" (2/3) ... [2020-10-29 11:24:19,118 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f7ee905 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:24:19, skipping insertion in model container [2020-10-29 11:24:19,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:24:19" (3/3) ... [2020-10-29 11:24:19,120 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product25.cil.c [2020-10-29 11:24:19,132 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:24:19,137 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:24:19,150 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:24:19,183 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:24:19,184 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:24:19,184 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:24:19,184 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:24:19,184 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:24:19,184 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:24:19,184 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:24:19,184 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:24:19,207 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states. [2020-10-29 11:24:19,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-29 11:24:19,217 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:24:19,218 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:24:19,218 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]=== [2020-10-29 11:24:19,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:24:19,225 INFO L82 PathProgramCache]: Analyzing trace with hash 289942852, now seen corresponding path program 1 times [2020-10-29 11:24:19,234 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:24:19,235 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [97966749] [2020-10-29 11:24:19,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:24:19,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:19,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:19,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:19,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:21,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:21,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:24,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:24,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-29 11:24:24,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:24:24,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-29 11:24:24,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:24,611 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:24,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:24,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:24:24,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:24:24,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-29 11:24:25,067 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:24:25,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:24:25,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:25,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:25,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:25,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:25,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:25,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 120 [2020-10-29 11:24:25,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:25,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:25,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:25,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:25,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:24:25,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:24:25,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:24:25,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:25,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:25,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:25,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:24:25,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:25,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:24:25,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:25,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:25,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:25,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:25,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:24:25,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:24:25,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:24:25,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:25,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:25,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:25,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:24:25,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:25,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:24:25,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:25,264 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:25,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:25,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:25,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:24:25,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:25,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:24:25,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:25,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:25,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:25,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:25,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:25,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:24:25,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:25,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:25,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:25,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:25,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:24:25,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:25,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:24:25,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:25,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:25,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:25,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:24:25,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:25,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:24:25,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:25,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:25,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:25,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:25,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:24:25,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:25,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:24:25,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:25,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:25,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:25,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:25,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:25,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:24:25,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:25,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:25,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:24:25,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:24:25,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:24:25,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:25,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:24:25,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:25,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:25,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:25,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:25,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:25,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:24:25,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:25,296 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:25,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:24:25,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:24:25,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:24:25,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:25,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:24:25,316 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [97966749] [2020-10-29 11:24:25,318 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:24:25,319 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 11:24:25,320 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236933373] [2020-10-29 11:24:25,325 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 11:24:25,326 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:24:25,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 11:24:25,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 11:24:25,343 INFO L87 Difference]: Start difference. First operand 162 states. Second operand 4 states. [2020-10-29 11:24:25,808 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:24:27,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:24:27,138 INFO L93 Difference]: Finished difference Result 252 states and 333 transitions. [2020-10-29 11:24:27,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 11:24:27,140 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-29 11:24:27,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:24:27,153 INFO L225 Difference]: With dead ends: 252 [2020-10-29 11:24:27,153 INFO L226 Difference]: Without dead ends: 135 [2020-10-29 11:24:27,158 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:24:27,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2020-10-29 11:24:27,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 105. [2020-10-29 11:24:27,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-10-29 11:24:27,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 121 transitions. [2020-10-29 11:24:27,256 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 121 transitions. Word has length 47 [2020-10-29 11:24:27,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:24:27,257 INFO L481 AbstractCegarLoop]: Abstraction has 105 states and 121 transitions. [2020-10-29 11:24:27,257 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 11:24:27,257 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 121 transitions. [2020-10-29 11:24:27,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-29 11:24:27,261 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:24:27,261 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] [2020-10-29 11:24:27,261 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:24:27,262 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]=== [2020-10-29 11:24:27,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:24:27,262 INFO L82 PathProgramCache]: Analyzing trace with hash -672785528, now seen corresponding path program 1 times [2020-10-29 11:24:27,263 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:24:27,263 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1189652135] [2020-10-29 11:24:27,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:24:27,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:27,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:27,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:28,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:29,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:32,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:32,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-29 11:24:32,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:24:32,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-29 11:24:32,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:32,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:32,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 11:24:32,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:24:32,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-29 11:24:32,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:24:32,816 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:24:32,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:24:32,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:32,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:33,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:33,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:33,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:33,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 135 [2020-10-29 11:24:33,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:33,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:33,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:33,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:33,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:24:33,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:24:33,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:24:33,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:33,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:33,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:33,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:24:33,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:33,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:24:33,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:33,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:33,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:33,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:33,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:24:33,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:24:33,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:24:33,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:33,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:33,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:33,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:24:33,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:33,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:24:33,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:33,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:33,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:33,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:33,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:24:33,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:24:33,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:24:33,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:33,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:33,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:33,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:33,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:33,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:24:33,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:33,083 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:33,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:33,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:33,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:24:33,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:24:33,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:24:33,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:33,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:33,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:33,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:24:33,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:33,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:24:33,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:33,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:33,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:33,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:33,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:24:33,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:24:33,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-29 11:24:33,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:33,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:33,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:33,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:24:33,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:33,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:24:33,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:33,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:33,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:33,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:33,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:24:33,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:24:33,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:24:33,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:33,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:33,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:33,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:24:33,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:33,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:24:33,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:33,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:33,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:24:33,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:33,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:24:33,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:24:33,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-29 11:24:33,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:33,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:33,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:33,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:33,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:33,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:24:33,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:33,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:33,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:24:33,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:33,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:24:33,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 11:24:33,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-29 11:24:33,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:33,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:33,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:33,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:33,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:33,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:24:33,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:33,171 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:33,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:24:33,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:24:33,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:24:33,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:24:33,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:24:33,193 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1189652135] [2020-10-29 11:24:33,193 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:24:33,193 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:24:33,194 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946199170] [2020-10-29 11:24:33,197 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:24:33,197 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:24:33,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:24:33,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:24:33,198 INFO L87 Difference]: Start difference. First operand 105 states and 121 transitions. Second operand 8 states. [2020-10-29 11:24:33,825 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:24:35,112 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:24:35,610 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:24:36,070 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:24:36,642 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:24:37,207 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:24:38,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:24:38,715 INFO L93 Difference]: Finished difference Result 350 states and 476 transitions. [2020-10-29 11:24:38,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-29 11:24:38,719 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 60 [2020-10-29 11:24:38,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:24:38,724 INFO L225 Difference]: With dead ends: 350 [2020-10-29 11:24:38,724 INFO L226 Difference]: Without dead ends: 246 [2020-10-29 11:24:38,727 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:24:38,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2020-10-29 11:24:38,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 167. [2020-10-29 11:24:38,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167 states. [2020-10-29 11:24:38,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 195 transitions. [2020-10-29 11:24:38,808 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 195 transitions. Word has length 60 [2020-10-29 11:24:38,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:24:38,808 INFO L481 AbstractCegarLoop]: Abstraction has 167 states and 195 transitions. [2020-10-29 11:24:38,808 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:24:38,808 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 195 transitions. [2020-10-29 11:24:38,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-10-29 11:24:38,811 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:24:38,812 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] [2020-10-29 11:24:38,812 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:24:38,812 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]=== [2020-10-29 11:24:38,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:24:38,813 INFO L82 PathProgramCache]: Analyzing trace with hash -1360078140, now seen corresponding path program 1 times [2020-10-29 11:24:38,813 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:24:38,813 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [283875948] [2020-10-29 11:24:38,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:24:38,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:38,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:39,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:39,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:40,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:40,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 100 [2020-10-29 11:24:40,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:24:40,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1904 [2020-10-29 11:24:40,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:40,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:40,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:24:40,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:24:40,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-29 11:24:40,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:41,203 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:24:41,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:24:41,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:41,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:41,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:41,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:41,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:41,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-29 11:24:41,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:41,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:41,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:41,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:41,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:24:41,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:41,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:24:41,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:41,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:41,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:41,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:24:41,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:41,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:24:41,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:41,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:41,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:41,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:41,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:24:41,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:41,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:24:41,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:41,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:41,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:41,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:24:41,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:41,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:24:41,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:41,321 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:41,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:41,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:41,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:24:41,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:41,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:24:41,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:41,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:41,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:41,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:41,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:41,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:24:41,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:41,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:41,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:41,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:41,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:24:41,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:41,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:24:41,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:41,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:41,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:41,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:24:41,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:41,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:24:41,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:41,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:41,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:41,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:41,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:24:41,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:24:41,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:24:41,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:41,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:41,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:41,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:41,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:41,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:24:41,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:41,352 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:41,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:41,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:41,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:24:41,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:41,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 11:24:41,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:41,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:41,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:41,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:41,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:24:41,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:24:41,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:24:41,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:41,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:41,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:24:41,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:24:41,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:24:41,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:41,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:24:41,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:41,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:41,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:41,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:24:41,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:41,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:24:41,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:41,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:41,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:41,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:41,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:24:41,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:41,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-29 11:24:41,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:41,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:41,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:41,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:41,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:41,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:24:41,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:41,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:41,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:24:41,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:41,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:24:41,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:41,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 11:24:41,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:24:41,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:24:41,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:24:41,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:24:41,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:24:41,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 11:24:41,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:24:41,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:24:41,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:24:41,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:24:41,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:24:41,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:24:41,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:24:41,456 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [283875948] [2020-10-29 11:24:41,456 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:24:41,456 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 11:24:41,457 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270247228] [2020-10-29 11:24:41,458 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:24:41,458 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:24:41,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:24:41,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:24:41,460 INFO L87 Difference]: Start difference. First operand 167 states and 195 transitions. Second operand 10 states. [2020-10-29 11:24:42,010 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:24:43,133 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:24:43,548 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:24:43,938 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-29 11:24:44,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:24:44,258 INFO L93 Difference]: Finished difference Result 292 states and 365 transitions. [2020-10-29 11:24:44,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-29 11:24:44,258 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 64 [2020-10-29 11:24:44,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:24:44,259 INFO L225 Difference]: With dead ends: 292 [2020-10-29 11:24:44,259 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:24:44,267 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2020-10-29 11:24:44,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:24:44,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:24:44,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:24:44,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:24:44,268 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 64 [2020-10-29 11:24:44,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:24:44,268 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:24:44,269 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:24:44,269 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:24:44,269 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:24:44,269 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:24:44,272 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:24:44,409 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 9 [2020-10-29 11:24:47,787 WARN L193 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 11 [2020-10-29 11:24:48,089 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:24:48,398 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:24:48,665 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:24:48,921 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:24:49,252 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:24:49,538 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 15 [2020-10-29 11:24:50,339 WARN L193 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 20 [2020-10-29 11:24:50,923 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 12 [2020-10-29 11:24:51,520 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 15 [2020-10-29 11:24:51,818 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:24:52,390 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 12 [2020-10-29 11:24:52,692 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:24:53,613 WARN L193 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 20 [2020-10-29 11:24:53,888 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:24:54,168 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:24:54,446 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 15 [2020-10-29 11:24:54,728 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:24:55,006 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:24:55,286 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 20 [2020-10-29 11:24:55,556 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:24:56,167 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 20 [2020-10-29 11:24:56,700 WARN L193 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 11 [2020-10-29 11:24:57,496 WARN L193 SmtUtils]: Spent 792.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 20 [2020-10-29 11:24:57,746 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:24:57,789 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:24:57,790 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:24:57,790 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:24:57,790 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:24:57,790 INFO L274 CegarLoopResult]: For program point L632(lines 632 636) no Hoare annotation was computed. [2020-10-29 11:24:57,790 INFO L274 CegarLoopResult]: For program point L632-1(lines 632 636) no Hoare annotation was computed. [2020-10-29 11:24:57,790 INFO L274 CegarLoopResult]: For program point L627(line 627) no Hoare annotation was computed. [2020-10-29 11:24:57,791 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 601 656) no Hoare annotation was computed. [2020-10-29 11:24:57,791 INFO L274 CegarLoopResult]: For program point L626-2(lines 626 647) no Hoare annotation was computed. [2020-10-29 11:24:57,791 INFO L274 CegarLoopResult]: For program point L648(lines 625 649) no Hoare annotation was computed. [2020-10-29 11:24:57,791 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 601 656) no Hoare annotation was computed. [2020-10-29 11:24:57,791 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 601 656) no Hoare annotation was computed. [2020-10-29 11:24:57,791 INFO L274 CegarLoopResult]: For program point L702(line 702) no Hoare annotation was computed. [2020-10-29 11:24:57,791 INFO L274 CegarLoopResult]: For program point L702-1(line 702) no Hoare annotation was computed. [2020-10-29 11:24:57,791 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 657 716) no Hoare annotation was computed. [2020-10-29 11:24:57,791 INFO L274 CegarLoopResult]: For program point L689(lines 689 693) no Hoare annotation was computed. [2020-10-29 11:24:57,791 INFO L274 CegarLoopResult]: For program point L689-1(lines 689 693) no Hoare annotation was computed. [2020-10-29 11:24:57,792 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 657 716) no Hoare annotation was computed. [2020-10-29 11:24:57,792 INFO L274 CegarLoopResult]: For program point L684(line 684) no Hoare annotation was computed. [2020-10-29 11:24:57,792 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 657 716) no Hoare annotation was computed. [2020-10-29 11:24:57,792 INFO L274 CegarLoopResult]: For program point L683-2(lines 683 708) no Hoare annotation was computed. [2020-10-29 11:24:57,792 INFO L274 CegarLoopResult]: For program point L709(lines 682 710) no Hoare annotation was computed. [2020-10-29 11:24:57,792 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 159 165) the Hoare annotation is: true [2020-10-29 11:24:57,793 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 159 165) no Hoare annotation was computed. [2020-10-29 11:24:57,793 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 166 174) no Hoare annotation was computed. [2020-10-29 11:24:57,793 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 166 174) the Hoare annotation is: true [2020-10-29 11:24:57,793 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 166 174) no Hoare annotation was computed. [2020-10-29 11:24:57,795 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 525 547) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:24:57,795 INFO L270 CegarLoopResult]: At program point L537(line 537) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:24:57,795 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 525 547) no Hoare annotation was computed. [2020-10-29 11:24:57,797 INFO L270 CegarLoopResult]: At program point L537-1(line 537) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:24:57,797 INFO L274 CegarLoopResult]: For program point L535(lines 535 542) no Hoare annotation was computed. [2020-10-29 11:24:57,797 INFO L274 CegarLoopResult]: For program point L535-1(lines 535 542) no Hoare annotation was computed. [2020-10-29 11:24:57,797 INFO L274 CegarLoopResult]: For program point L533(line 533) no Hoare annotation was computed. [2020-10-29 11:24:57,798 INFO L270 CegarLoopResult]: At program point L532(line 532) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:24:57,798 INFO L270 CegarLoopResult]: At program point L531(line 531) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:24:57,798 INFO L270 CegarLoopResult]: At program point L531-1(line 531) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:24:57,798 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 525 547) no Hoare annotation was computed. [2020-10-29 11:24:57,799 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 484 507) no Hoare annotation was computed. [2020-10-29 11:24:57,799 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 484 507) no Hoare annotation was computed. [2020-10-29 11:24:57,799 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 484 507) no Hoare annotation was computed. [2020-10-29 11:24:57,799 INFO L274 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-10-29 11:24:57,799 INFO L274 CegarLoopResult]: For program point L501(line 501) no Hoare annotation was computed. [2020-10-29 11:24:57,800 INFO L274 CegarLoopResult]: For program point L500(line 500) no Hoare annotation was computed. [2020-10-29 11:24:57,800 INFO L274 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-10-29 11:24:57,800 INFO L274 CegarLoopResult]: For program point L498(line 498) no Hoare annotation was computed. [2020-10-29 11:24:57,800 INFO L274 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2020-10-29 11:24:57,800 INFO L274 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-10-29 11:24:57,800 INFO L274 CegarLoopResult]: For program point L495(line 495) no Hoare annotation was computed. [2020-10-29 11:24:57,800 INFO L274 CegarLoopResult]: For program point L494(line 494) no Hoare annotation was computed. [2020-10-29 11:24:57,800 INFO L274 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-10-29 11:24:57,800 INFO L274 CegarLoopResult]: For program point L492(line 492) no Hoare annotation was computed. [2020-10-29 11:24:57,800 INFO L274 CegarLoopResult]: For program point L491(line 491) no Hoare annotation was computed. [2020-10-29 11:24:57,801 INFO L274 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-10-29 11:24:57,801 INFO L274 CegarLoopResult]: For program point L489(line 489) no Hoare annotation was computed. [2020-10-29 11:24:57,801 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 322 330) no Hoare annotation was computed. [2020-10-29 11:24:57,801 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 322 330) the Hoare annotation is: true [2020-10-29 11:24:57,801 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 322 330) no Hoare annotation was computed. [2020-10-29 11:24:57,802 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 367 385) the Hoare annotation is: true [2020-10-29 11:24:57,802 INFO L274 CegarLoopResult]: For program point L376(lines 376 380) no Hoare annotation was computed. [2020-10-29 11:24:57,802 INFO L277 CegarLoopResult]: At program point L374(line 374) the Hoare annotation is: true [2020-10-29 11:24:57,802 INFO L274 CegarLoopResult]: For program point L376-2(lines 376 380) no Hoare annotation was computed. [2020-10-29 11:24:57,802 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 367 385) no Hoare annotation was computed. [2020-10-29 11:24:57,802 INFO L274 CegarLoopResult]: For program point L374-1(line 374) no Hoare annotation was computed. [2020-10-29 11:24:57,802 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 367 385) no Hoare annotation was computed. [2020-10-29 11:24:57,802 INFO L274 CegarLoopResult]: For program point L350(lines 350 358) no Hoare annotation was computed. [2020-10-29 11:24:57,802 INFO L274 CegarLoopResult]: For program point L350-2(lines 350 358) no Hoare annotation was computed. [2020-10-29 11:24:57,803 INFO L274 CegarLoopResult]: For program point L338(lines 338 346) no Hoare annotation was computed. [2020-10-29 11:24:57,803 INFO L274 CegarLoopResult]: For program point L338-2(lines 338 346) no Hoare annotation was computed. [2020-10-29 11:24:57,803 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 331 366) no Hoare annotation was computed. [2020-10-29 11:24:57,803 INFO L274 CegarLoopResult]: For program point L361(line 361) no Hoare annotation was computed. [2020-10-29 11:24:57,803 INFO L274 CegarLoopResult]: For program point L361-1(line 361) no Hoare annotation was computed. [2020-10-29 11:24:57,803 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 331 366) no Hoare annotation was computed. [2020-10-29 11:24:57,803 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 331 366) no Hoare annotation was computed. [2020-10-29 11:24:57,803 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 152 158) no Hoare annotation was computed. [2020-10-29 11:24:57,803 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 152 158) the Hoare annotation is: true [2020-10-29 11:24:57,804 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 555 600) no Hoare annotation was computed. [2020-10-29 11:24:57,804 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 555 600) no Hoare annotation was computed. [2020-10-29 11:24:57,804 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 555 600) no Hoare annotation was computed. [2020-10-29 11:24:57,804 INFO L274 CegarLoopResult]: For program point L892(lines 892 893) no Hoare annotation was computed. [2020-10-29 11:24:57,804 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 868 913) no Hoare annotation was computed. [2020-10-29 11:24:57,804 INFO L274 CegarLoopResult]: For program point L888(lines 888 895) no Hoare annotation was computed. [2020-10-29 11:24:57,804 INFO L274 CegarLoopResult]: For program point L882(lines 882 902) no Hoare annotation was computed. [2020-10-29 11:24:57,804 INFO L274 CegarLoopResult]: For program point L882-1(lines 882 902) no Hoare annotation was computed. [2020-10-29 11:24:57,805 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 892 893) no Hoare annotation was computed. [2020-10-29 11:24:57,805 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 899 900) no Hoare annotation was computed. [2020-10-29 11:24:57,805 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 868 913) no Hoare annotation was computed. [2020-10-29 11:24:57,805 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 868 913) no Hoare annotation was computed. [2020-10-29 11:24:57,805 INFO L274 CegarLoopResult]: For program point L899(lines 899 900) no Hoare annotation was computed. [2020-10-29 11:24:57,806 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 515 524) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:24:57,806 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 515 524) no Hoare annotation was computed. [2020-10-29 11:24:57,806 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 515 524) no Hoare annotation was computed. [2020-10-29 11:24:57,807 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 311 321) no Hoare annotation was computed. [2020-10-29 11:24:57,807 INFO L274 CegarLoopResult]: For program point L316(line 316) no Hoare annotation was computed. [2020-10-29 11:24:57,807 INFO L274 CegarLoopResult]: For program point L316-1(line 316) no Hoare annotation was computed. [2020-10-29 11:24:57,807 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 311 321) no Hoare annotation was computed. [2020-10-29 11:24:57,807 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 311 321) no Hoare annotation was computed. [2020-10-29 11:24:57,807 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 303 310) the Hoare annotation is: true [2020-10-29 11:24:57,807 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 303 310) no Hoare annotation was computed. [2020-10-29 11:24:57,807 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 303 310) no Hoare annotation was computed. [2020-10-29 11:24:57,808 INFO L274 CegarLoopResult]: For program point L258-1(line 258) no Hoare annotation was computed. [2020-10-29 11:24:57,808 INFO L274 CegarLoopResult]: For program point L256(lines 256 273) no Hoare annotation was computed. [2020-10-29 11:24:57,808 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 252 276) no Hoare annotation was computed. [2020-10-29 11:24:57,808 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 252 276) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:24:57,808 INFO L270 CegarLoopResult]: At program point L271(line 271) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:24:57,808 INFO L274 CegarLoopResult]: For program point L271-1(lines 252 276) no Hoare annotation was computed. [2020-10-29 11:24:57,808 INFO L270 CegarLoopResult]: At program point L266(line 266) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:24:57,809 INFO L270 CegarLoopResult]: At program point L262(line 262) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:24:57,809 INFO L274 CegarLoopResult]: For program point L260(lines 260 268) no Hoare annotation was computed. [2020-10-29 11:24:57,809 INFO L270 CegarLoopResult]: At program point L258(line 258) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:24:57,809 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 244 250) no Hoare annotation was computed. [2020-10-29 11:24:57,809 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 244 250) the Hoare annotation is: true [2020-10-29 11:24:57,809 INFO L270 CegarLoopResult]: At program point testENTRY(lines 388 451) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:24:57,809 INFO L270 CegarLoopResult]: At program point L444(lines 397 445) the Hoare annotation is: (or (= ~methaneLevelCritical~0 0) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:24:57,810 INFO L274 CegarLoopResult]: For program point testFINAL(lines 388 451) no Hoare annotation was computed. [2020-10-29 11:24:57,810 INFO L274 CegarLoopResult]: For program point L434(lines 434 438) no Hoare annotation was computed. [2020-10-29 11:24:57,810 INFO L270 CegarLoopResult]: At program point L434-2(lines 428 439) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:24:57,810 INFO L274 CegarLoopResult]: For program point L399(lines 398 443) no Hoare annotation was computed. [2020-10-29 11:24:57,810 INFO L274 CegarLoopResult]: For program point L428(lines 428 439) no Hoare annotation was computed. [2020-10-29 11:24:57,810 INFO L270 CegarLoopResult]: At program point L420(line 420) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:24:57,810 INFO L274 CegarLoopResult]: For program point L418(lines 418 424) no Hoare annotation was computed. [2020-10-29 11:24:57,810 INFO L274 CegarLoopResult]: For program point L418-1(lines 418 424) no Hoare annotation was computed. [2020-10-29 11:24:57,811 INFO L270 CegarLoopResult]: At program point L410(line 410) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:24:57,811 INFO L270 CegarLoopResult]: At program point L441(lines 398 443) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:24:57,811 INFO L274 CegarLoopResult]: For program point L408(lines 408 414) no Hoare annotation was computed. [2020-10-29 11:24:57,811 INFO L274 CegarLoopResult]: For program point L408-1(lines 408 414) no Hoare annotation was computed. [2020-10-29 11:24:57,811 INFO L274 CegarLoopResult]: For program point L400(lines 400 404) no Hoare annotation was computed. [2020-10-29 11:24:57,811 INFO L274 CegarLoopResult]: For program point testEXIT(lines 388 451) no Hoare annotation was computed. [2020-10-29 11:24:57,811 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 846 847) no Hoare annotation was computed. [2020-10-29 11:24:57,812 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 853 854) no Hoare annotation was computed. [2020-10-29 11:24:57,812 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 822 867) no Hoare annotation was computed. [2020-10-29 11:24:57,812 INFO L274 CegarLoopResult]: For program point L853(lines 853 854) no Hoare annotation was computed. [2020-10-29 11:24:57,812 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 822 867) no Hoare annotation was computed. [2020-10-29 11:24:57,812 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 822 867) no Hoare annotation was computed. [2020-10-29 11:24:57,812 INFO L274 CegarLoopResult]: For program point L846(lines 846 847) no Hoare annotation was computed. [2020-10-29 11:24:57,812 INFO L274 CegarLoopResult]: For program point L842(lines 842 849) no Hoare annotation was computed. [2020-10-29 11:24:57,812 INFO L274 CegarLoopResult]: For program point L836(lines 836 856) no Hoare annotation was computed. [2020-10-29 11:24:57,812 INFO L274 CegarLoopResult]: For program point L836-1(lines 836 856) no Hoare annotation was computed. [2020-10-29 11:24:57,812 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 277 284) no Hoare annotation was computed. [2020-10-29 11:24:57,813 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 277 284) no Hoare annotation was computed. [2020-10-29 11:24:57,813 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 277 284) no Hoare annotation was computed. [2020-10-29 11:24:57,813 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 128 136) no Hoare annotation was computed. [2020-10-29 11:24:57,813 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 128 136) the Hoare annotation is: true [2020-10-29 11:24:57,813 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 128 136) no Hoare annotation was computed. [2020-10-29 11:24:57,813 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 96 118) no Hoare annotation was computed. [2020-10-29 11:24:57,813 INFO L274 CegarLoopResult]: For program point L104(lines 104 112) no Hoare annotation was computed. [2020-10-29 11:24:57,813 INFO L274 CegarLoopResult]: For program point L104-2(lines 104 112) no Hoare annotation was computed. [2020-10-29 11:24:57,813 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 96 118) no Hoare annotation was computed. [2020-10-29 11:24:57,814 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 96 118) no Hoare annotation was computed. [2020-10-29 11:24:57,814 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 142 151) no Hoare annotation was computed. [2020-10-29 11:24:57,814 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 142 151) no Hoare annotation was computed. [2020-10-29 11:24:57,814 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 142 151) no Hoare annotation was computed. [2020-10-29 11:24:57,814 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 719 821) no Hoare annotation was computed. [2020-10-29 11:24:57,814 INFO L274 CegarLoopResult]: For program point L768-2(lines 768 788) no Hoare annotation was computed. [2020-10-29 11:24:57,814 INFO L274 CegarLoopResult]: For program point L789(lines 767 790) no Hoare annotation was computed. [2020-10-29 11:24:57,814 INFO L274 CegarLoopResult]: For program point L748(lines 748 764) no Hoare annotation was computed. [2020-10-29 11:24:57,814 INFO L274 CegarLoopResult]: For program point L808(lines 808 815) no Hoare annotation was computed. [2020-10-29 11:24:57,815 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 719 821) no Hoare annotation was computed. [2020-10-29 11:24:57,815 INFO L274 CegarLoopResult]: For program point L769(lines 768 788) no Hoare annotation was computed. [2020-10-29 11:24:57,815 INFO L274 CegarLoopResult]: For program point L800(line 800) no Hoare annotation was computed. [2020-10-29 11:24:57,815 INFO L274 CegarLoopResult]: For program point L800-1(line 800) no Hoare annotation was computed. [2020-10-29 11:24:57,815 INFO L274 CegarLoopResult]: For program point L765(lines 765 806) no Hoare annotation was computed. [2020-10-29 11:24:57,815 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 719 821) no Hoare annotation was computed. [2020-10-29 11:24:57,815 INFO L274 CegarLoopResult]: For program point L784(line 784) no Hoare annotation was computed. [2020-10-29 11:24:57,815 INFO L274 CegarLoopResult]: For program point L784-1(line 784) no Hoare annotation was computed. [2020-10-29 11:24:57,815 INFO L274 CegarLoopResult]: For program point L743(lines 743 747) no Hoare annotation was computed. [2020-10-29 11:24:57,815 INFO L274 CegarLoopResult]: For program point L807(lines 807 818) no Hoare annotation was computed. [2020-10-29 11:24:57,816 INFO L274 CegarLoopResult]: For program point L770(lines 770 774) no Hoare annotation was computed. [2020-10-29 11:24:57,816 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:24:57,816 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~string72.base| |old(#t~string72.base)|) (= |#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~string34.offset| |old(#t~string34.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#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~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:24:57,816 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:24:57,816 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 286 302) no Hoare annotation was computed. [2020-10-29 11:24:57,817 INFO L274 CegarLoopResult]: For program point L297(line 297) no Hoare annotation was computed. [2020-10-29 11:24:57,817 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 286 302) no Hoare annotation was computed. [2020-10-29 11:24:57,817 INFO L274 CegarLoopResult]: For program point L297-1(lines 286 302) no Hoare annotation was computed. [2020-10-29 11:24:57,817 INFO L274 CegarLoopResult]: For program point L293(lines 293 299) no Hoare annotation was computed. [2020-10-29 11:24:57,818 INFO L274 CegarLoopResult]: For program point L291(line 291) no Hoare annotation was computed. [2020-10-29 11:24:57,818 INFO L274 CegarLoopResult]: For program point L291-1(line 291) no Hoare annotation was computed. [2020-10-29 11:24:57,818 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 119 127) no Hoare annotation was computed. [2020-10-29 11:24:57,818 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 119 127) no Hoare annotation was computed. [2020-10-29 11:24:57,818 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 119 127) no Hoare annotation was computed. [2020-10-29 11:24:57,818 INFO L274 CegarLoopResult]: For program point L79-1(lines 75 86) no Hoare annotation was computed. [2020-10-29 11:24:57,818 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 75 86) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-29 11:24:57,818 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 75 86) no Hoare annotation was computed. [2020-10-29 11:24:57,818 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:24:57,819 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:24:57,819 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:24:57,819 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 87 95) the Hoare annotation is: true [2020-10-29 11:24:57,819 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 87 95) no Hoare annotation was computed. [2020-10-29 11:24:57,819 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 87 95) no Hoare annotation was computed. [2020-10-29 11:24:57,819 INFO L274 CegarLoopResult]: For program point L224(lines 223 242) no Hoare annotation was computed. [2020-10-29 11:24:57,819 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 220 243) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-29 11:24:57,819 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 220 243) no Hoare annotation was computed. [2020-10-29 11:24:57,820 INFO L270 CegarLoopResult]: At program point L233(line 233) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0) .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1))) [2020-10-29 11:24:57,820 INFO L270 CegarLoopResult]: At program point L231(lines 231 237) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:24:57,820 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 220 243) no Hoare annotation was computed. [2020-10-29 11:24:57,820 INFO L270 CegarLoopResult]: At program point L226(line 226) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) .cse0))) [2020-10-29 11:24:57,820 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 454 483) no Hoare annotation was computed. [2020-10-29 11:24:57,820 INFO L277 CegarLoopResult]: At program point L479(lines 454 483) the Hoare annotation is: true [2020-10-29 11:24:57,820 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 454 483) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-29 11:24:57,821 INFO L274 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-10-29 11:24:57,821 INFO L274 CegarLoopResult]: For program point L468(lines 468 472) no Hoare annotation was computed. [2020-10-29 11:24:57,821 INFO L270 CegarLoopResult]: At program point L468-1(lines 468 472) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:24:57,821 INFO L274 CegarLoopResult]: For program point L465(line 465) no Hoare annotation was computed. [2020-10-29 11:24:57,821 INFO L270 CegarLoopResult]: At program point L464-2(lines 464 478) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:24:57,822 INFO L270 CegarLoopResult]: At program point L460(line 460) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-29 11:24:57,822 INFO L274 CegarLoopResult]: For program point L460-1(line 460) no Hoare annotation was computed. [2020-10-29 11:24:57,822 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 51 62) the Hoare annotation is: true [2020-10-29 11:24:57,822 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 51 62) no Hoare annotation was computed. [2020-10-29 11:24:57,822 INFO L274 CegarLoopResult]: For program point L55-1(lines 51 62) no Hoare annotation was computed. [2020-10-29 11:24:57,823 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 508 514) no Hoare annotation was computed. [2020-10-29 11:24:57,823 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 508 514) the Hoare annotation is: true [2020-10-29 11:24:57,823 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:24:57,824 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-29 11:24:57,824 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:24:57,824 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:24:57,824 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 63 74) no Hoare annotation was computed. [2020-10-29 11:24:57,824 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 63 74) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-29 11:24:57,824 INFO L274 CegarLoopResult]: For program point L67-1(lines 63 74) no Hoare annotation was computed. [2020-10-29 11:24:57,824 INFO L274 CegarLoopResult]: For program point L208(line 208) no Hoare annotation was computed. [2020-10-29 11:24:57,824 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 204 211) no Hoare annotation was computed. [2020-10-29 11:24:57,825 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 204 211) the Hoare annotation is: true [2020-10-29 11:24:57,825 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 204 211) no Hoare annotation was computed. [2020-10-29 11:24:57,825 INFO L270 CegarLoopResult]: At program point L192(line 192) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-29 11:24:57,825 INFO L274 CegarLoopResult]: For program point L190(lines 190 196) no Hoare annotation was computed. [2020-10-29 11:24:57,825 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 178 202) the Hoare annotation is: true [2020-10-29 11:24:57,825 INFO L270 CegarLoopResult]: At program point L188(line 188) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0))) [2020-10-29 11:24:57,825 INFO L274 CegarLoopResult]: For program point L188-1(line 188) no Hoare annotation was computed. [2020-10-29 11:24:57,825 INFO L274 CegarLoopResult]: For program point L186(lines 186 199) no Hoare annotation was computed. [2020-10-29 11:24:57,825 INFO L274 CegarLoopResult]: For program point L186-1(lines 178 202) no Hoare annotation was computed. [2020-10-29 11:24:57,826 INFO L277 CegarLoopResult]: At program point L184(line 184) the Hoare annotation is: true [2020-10-29 11:24:57,826 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 178 202) no Hoare annotation was computed. [2020-10-29 11:24:57,826 INFO L274 CegarLoopResult]: For program point L184-1(line 184) no Hoare annotation was computed. [2020-10-29 11:24:57,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:24:57 BoogieIcfgContainer [2020-10-29 11:24:57,850 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:24:57,853 INFO L168 Benchmark]: Toolchain (without parser) took 40751.24 ms. Allocated memory was 151.0 MB in the beginning and 487.6 MB in the end (delta: 336.6 MB). Free memory was 125.0 MB in the beginning and 361.1 MB in the end (delta: -236.1 MB). Peak memory consumption was 290.8 MB. Max. memory is 8.0 GB. [2020-10-29 11:24:57,854 INFO L168 Benchmark]: CDTParser took 1.56 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. [2020-10-29 11:24:57,855 INFO L168 Benchmark]: CACSL2BoogieTranslator took 632.30 ms. Allocated memory is still 151.0 MB. Free memory was 124.4 MB in the beginning and 103.9 MB in the end (delta: 20.5 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:24:57,861 INFO L168 Benchmark]: Boogie Preprocessor took 94.34 ms. Allocated memory is still 151.0 MB. Free memory was 103.9 MB in the beginning and 100.0 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:24:57,863 INFO L168 Benchmark]: RCFGBuilder took 1249.04 ms. Allocated memory is still 151.0 MB. Free memory was 100.0 MB in the beginning and 49.5 MB in the end (delta: 50.6 MB). Peak memory consumption was 50.8 MB. Max. memory is 8.0 GB. [2020-10-29 11:24:57,864 INFO L168 Benchmark]: TraceAbstraction took 38760.20 ms. Allocated memory was 151.0 MB in the beginning and 487.6 MB in the end (delta: 336.6 MB). Free memory was 49.0 MB in the beginning and 361.1 MB in the end (delta: -312.1 MB). Peak memory consumption was 214.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:24:57,874 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.56 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 632.30 ms. Allocated memory is still 151.0 MB. Free memory was 124.4 MB in the beginning and 103.9 MB in the end (delta: 20.5 MB). Peak memory consumption was 19.9 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 94.34 ms. Allocated memory is still 151.0 MB. Free memory was 103.9 MB in the beginning and 100.0 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1249.04 ms. Allocated memory is still 151.0 MB. Free memory was 100.0 MB in the beginning and 49.5 MB in the end (delta: 50.6 MB). Peak memory consumption was 50.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 38760.20 ms. Allocated memory was 151.0 MB in the beginning and 487.6 MB in the end (delta: 336.6 MB). Free memory was 49.0 MB in the beginning and 361.1 MB in the end (delta: -312.1 MB). Peak memory consumption was 214.9 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: 853]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 846]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 892]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 899]: 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: 398]: Loop Invariant Derived loop invariant: ((!(1 == systemActive) || !(\old(pumpRunning) == 0)) || pumpRunning == 0) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: (((methaneLevelCritical == 0 || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || pumpRunning == 0) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 464]: Loop Invariant Derived loop invariant: ((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 454]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 233 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 25.0s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 10.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 13.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 267 SDtfs, 535 SDslu, 225 SDs, 0 SdLazy, 1156 SolverSat, 327 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 88 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 5.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=167occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 109 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 50 LocationsWithAnnotation, 251 PreInvPairs, 331 NumberOfFragments, 796 HoareAnnotationTreeSize, 251 FomulaSimplifications, 36446 FormulaSimplificationTreeSizeReduction, 2.9s HoareSimplificationTime, 50 FomulaSimplificationsInter, 9491 FormulaSimplificationTreeSizeReductionInter, 10.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 14.1s InterpolantComputationTime, 171 NumberOfCodeBlocks, 171 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 168 ConstructedInterpolants, 0 QuantifiedInterpolants, 56394 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...