/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_spec5_product15.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:50:23,940 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:50:23,943 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:50:23,978 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:50:23,979 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:50:23,980 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:50:23,982 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:50:23,984 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:50:23,987 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:50:23,988 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:50:23,989 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:50:23,991 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:50:23,991 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:50:23,992 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:50:23,994 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:50:23,995 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:50:23,996 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:50:24,001 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:50:24,003 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:50:24,011 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:50:24,016 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:50:24,019 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:50:24,024 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:50:24,025 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:50:24,046 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:50:24,047 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:50:24,047 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:50:24,048 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:50:24,049 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:50:24,050 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:50:24,050 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:50:24,051 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:50:24,056 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:50:24,057 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:50:24,058 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:50:24,058 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:50:24,060 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:50:24,061 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:50:24,061 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:50:24,062 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:50:24,063 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:50:24,064 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 11:50:24,121 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:50:24,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:50:24,126 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:50:24,126 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:50:24,126 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:50:24,127 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:50:24,127 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:50:24,127 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:50:24,127 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:50:24,128 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:50:24,129 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:50:24,129 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:50:24,130 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:50:24,130 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:50:24,130 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:50:24,130 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:50:24,130 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:50:24,131 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:50:24,131 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:50:24,132 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:50:24,132 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:50:24,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:50:24,132 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:50:24,132 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:50:24,133 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:50:24,133 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:50:24,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:50:24,133 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:50:24,133 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:50:24,134 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:50:24,557 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:50:24,588 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:50:24,591 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:50:24,593 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:50:24,593 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:50:24,595 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product15.cil.c [2020-10-29 11:50:24,670 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d426806d5/9e46e3e6976141cfa51ff5a8178845f5/FLAG331da9e6b [2020-10-29 11:50:25,399 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:50:25,399 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product15.cil.c [2020-10-29 11:50:25,417 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d426806d5/9e46e3e6976141cfa51ff5a8178845f5/FLAG331da9e6b [2020-10-29 11:50:25,619 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d426806d5/9e46e3e6976141cfa51ff5a8178845f5 [2020-10-29 11:50:25,629 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:50:25,636 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:50:25,638 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:50:25,638 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:50:25,642 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:50:25,643 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:50:25" (1/1) ... [2020-10-29 11:50:25,646 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4db028ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:25, skipping insertion in model container [2020-10-29 11:50:25,647 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:50:25" (1/1) ... [2020-10-29 11:50:25,655 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:50:25,696 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:50:26,015 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:50:26,034 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:50:26,175 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:50:26,219 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:50:26,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:26 WrapperNode [2020-10-29 11:50:26,219 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:50:26,221 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:50:26,221 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:50:26,221 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:50:26,237 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:26" (1/1) ... [2020-10-29 11:50:26,238 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:26" (1/1) ... [2020-10-29 11:50:26,256 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:26" (1/1) ... [2020-10-29 11:50:26,256 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:26" (1/1) ... [2020-10-29 11:50:26,329 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:26" (1/1) ... [2020-10-29 11:50:26,337 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:26" (1/1) ... [2020-10-29 11:50:26,342 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:26" (1/1) ... [2020-10-29 11:50:26,350 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:50:26,351 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:50:26,351 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:50:26,351 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:50:26,352 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:26" (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 11:50:26,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:50:26,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:50:26,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:50:26,442 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:50:26,442 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:50:26,442 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:50:26,442 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:50:26,442 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:50:26,443 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:50:26,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:50:26,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:50:26,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:50:26,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:50:26,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:50:26,444 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:50:26,444 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:50:26,444 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-29 11:50:26,444 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:50:26,444 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-10-29 11:50:26,445 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:50:26,445 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:50:26,445 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:50:26,445 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:50:26,445 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:50:26,445 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-29 11:50:26,446 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:50:26,446 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:50:26,446 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:50:26,446 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:50:26,446 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:50:26,446 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:50:26,447 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:50:26,447 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:50:26,447 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:50:26,447 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:50:26,447 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:50:26,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:50:26,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-29 11:50:26,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-29 11:50:26,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-29 11:50:26,448 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:50:26,449 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:50:26,449 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:50:26,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:50:26,449 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:50:26,449 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:50:26,449 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:50:26,450 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:50:26,450 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:50:26,450 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:50:26,450 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:50:26,450 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:50:26,450 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:50:26,451 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-29 11:50:26,451 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:50:26,451 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:50:26,451 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:50:26,451 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:50:26,451 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:50:26,452 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:50:26,452 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:50:26,452 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:50:26,452 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:50:26,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:50:26,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:50:26,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:50:26,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:50:26,453 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:50:26,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:50:26,454 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:50:26,454 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:50:26,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:50:26,454 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:50:26,454 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:50:26,454 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:50:26,455 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:50:26,455 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:50:26,455 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:50:26,455 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:50:26,455 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:50:26,455 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:50:26,456 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-29 11:50:26,456 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-29 11:50:26,456 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-29 11:50:26,456 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:50:26,456 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-29 11:50:26,456 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:50:26,457 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-10-29 11:50:26,457 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:50:26,457 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:50:26,457 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:50:26,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:50:26,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:50:26,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:50:27,886 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:50:27,886 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:50:27,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:50:27 BoogieIcfgContainer [2020-10-29 11:50:27,891 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:50:27,895 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:50:27,895 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:50:27,899 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:50:27,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:50:25" (1/3) ... [2020-10-29 11:50:27,901 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2935662a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:50:27, skipping insertion in model container [2020-10-29 11:50:27,901 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:50:26" (2/3) ... [2020-10-29 11:50:27,902 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2935662a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:50:27, skipping insertion in model container [2020-10-29 11:50:27,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:50:27" (3/3) ... [2020-10-29 11:50:27,904 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product15.cil.c [2020-10-29 11:50:27,917 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:50:27,923 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:50:27,937 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:50:27,981 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:50:27,981 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:50:27,981 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:50:27,982 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:50:27,982 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:50:27,983 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:50:27,983 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:50:27,983 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:50:28,013 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states. [2020-10-29 11:50:28,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-29 11:50:28,024 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:50:28,025 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:50:28,025 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 11:50:28,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:50:28,032 INFO L82 PathProgramCache]: Analyzing trace with hash -465025264, now seen corresponding path program 1 times [2020-10-29 11:50:28,041 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:50:28,042 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [538293555] [2020-10-29 11:50:28,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:50:28,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:28,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:28,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:29,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:29,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:30,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:33,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:33,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-29 11:50:33,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:50:33,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5033 [2020-10-29 11:50:33,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:33,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:33,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 11:50:33,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:50:33,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-29 11:50:33,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 15 [2020-10-29 11:50:34,301 WARN L193 SmtUtils]: Spent 746.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:50:34,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:50:34,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:34,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:34,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:34,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:34,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:34,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 112 [2020-10-29 11:50:34,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:34,461 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:34,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:34,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:34,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:50:34,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:34,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:50:34,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:34,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:34,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:34,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:50:34,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:34,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:50:34,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:34,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:34,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:34,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:34,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:50:34,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:50:34,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:50:34,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:34,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:34,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:34,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:50:34,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:34,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:50:34,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:34,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:34,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:34,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:34,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:50:34,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:50:34,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:50:34,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:34,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:34,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:34,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:34,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:34,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:50:34,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:34,552 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:34,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:34,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:34,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:50:34,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:50:34,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:50:34,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:34,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:34,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:34,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:50:34,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:34,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:50:34,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:34,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:34,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:34,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:34,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:50:34,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 11:50:34,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:50:34,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:34,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:34,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:34,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:34,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:34,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 11:50:34,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:34,605 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:34,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:34,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:34,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:50:34,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:50:34,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:50:34,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:34,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:34,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:34,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:50:34,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:34,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:50:34,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:34,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:34,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:34,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:34,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:50:34,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:50:34,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:50:34,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:34,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:34,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:34,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:34,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:34,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:50:34,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:34,631 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:34,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:50:34,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:34,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:50:34,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:50:34,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 11:50:34,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:34,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:34,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:34,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:34,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:34,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:50:34,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:34,643 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:34,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:50:34,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:50:34,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:50:34,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-10-29 11:50:34,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-29 11:50:34,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:34,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:34,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:34,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:34,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:34,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:50:34,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:34,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:34,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:50:34,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:50:34,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:50:34,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 11:50:34,682 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-29 11:50:34,683 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [538293555] [2020-10-29 11:50:34,686 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:50:34,686 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-29 11:50:34,687 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072341230] [2020-10-29 11:50:34,693 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 11:50:34,694 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:50:34,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 11:50:34,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-29 11:50:34,712 INFO L87 Difference]: Start difference. First operand 173 states. Second operand 6 states. [2020-10-29 11:50:35,618 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:50:38,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:50:38,900 INFO L93 Difference]: Finished difference Result 377 states and 492 transitions. [2020-10-29 11:50:38,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-29 11:50:38,904 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2020-10-29 11:50:38,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:50:38,925 INFO L225 Difference]: With dead ends: 377 [2020-10-29 11:50:38,925 INFO L226 Difference]: Without dead ends: 245 [2020-10-29 11:50:38,930 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:50:38,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2020-10-29 11:50:39,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 203. [2020-10-29 11:50:39,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 203 states. [2020-10-29 11:50:39,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 244 transitions. [2020-10-29 11:50:39,086 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 244 transitions. Word has length 60 [2020-10-29 11:50:39,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:50:39,087 INFO L481 AbstractCegarLoop]: Abstraction has 203 states and 244 transitions. [2020-10-29 11:50:39,087 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 11:50:39,087 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 244 transitions. [2020-10-29 11:50:39,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-10-29 11:50:39,092 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:50:39,092 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:50:39,092 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:50:39,093 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 11:50:39,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:50:39,093 INFO L82 PathProgramCache]: Analyzing trace with hash -2139398028, now seen corresponding path program 1 times [2020-10-29 11:50:39,094 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:50:39,094 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [370015552] [2020-10-29 11:50:39,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:50:39,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:39,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:39,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:39,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:41,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:42,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:42,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-29 11:50:42,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:50:42,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3314 [2020-10-29 11:50:42,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:42,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:42,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 11:50:42,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:50:42,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 100 [2020-10-29 11:50:42,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:43,209 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:50:43,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:50:43,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:43,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:43,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:43,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:43,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:43,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-10-29 11:50:43,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:43,339 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:43,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:43,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:43,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:50:43,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:43,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:50:43,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:43,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:43,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:43,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:50:43,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:43,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:50:43,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:43,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:43,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:43,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:43,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:50:43,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:43,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:50:43,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:43,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:43,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:43,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:50:43,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:43,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:50:43,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:43,370 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:43,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:43,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:43,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:50:43,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:50:43,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:50:43,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:43,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:43,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:43,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:43,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:43,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:50:43,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:43,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:43,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:43,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:43,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:50:43,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:50:43,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:50:43,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:43,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:43,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:43,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:50:43,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:43,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:50:43,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:43,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:43,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:43,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:43,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:50:43,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:50:43,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 11:50:43,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:43,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:43,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:43,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:43,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:43,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:50:43,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:43,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:43,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:43,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:43,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:50:43,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:50:43,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 11:50:43,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:43,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:43,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:43,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:50:43,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:43,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:50:43,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:43,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:43,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:43,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:43,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:50:43,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:50:43,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:50:43,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:43,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:43,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:43,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:43,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:43,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:50:43,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:43,436 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:43,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:50:43,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:43,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:50:43,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:50:43,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-29 11:50:43,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:43,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:43,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:43,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:43,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:50:43,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:50:43,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:50:43,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:43,469 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:43,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:50:43,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:50:43,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:50:43,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:50:43,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:50:43,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:43,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:43,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:43,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:50:43,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:43,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:50:43,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:43,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:43,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:43,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:43,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:50:43,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:50:43,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-29 11:50:43,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:43,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:43,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:43,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:43,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:43,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:50:43,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:43,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:43,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:50:43,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:43,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:50:43,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:50:43,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-29 11:50:43,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:50:43,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:50:43,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:50:43,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:50:43,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:50:43,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:50:43,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:50:43,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:50:43,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:50:43,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:50:43,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:50:43,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:50:43,577 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-29 11:50:43,578 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [370015552] [2020-10-29 11:50:43,578 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:50:43,578 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 11:50:43,579 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285412743] [2020-10-29 11:50:43,580 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:50:43,581 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:50:43,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:50:43,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:50:43,582 INFO L87 Difference]: Start difference. First operand 203 states and 244 transitions. Second operand 10 states. [2020-10-29 11:50:44,446 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:50:45,934 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:50:47,789 WARN L193 SmtUtils]: Spent 769.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:50:48,601 WARN L193 SmtUtils]: Spent 777.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-29 11:50:48,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:50:48,839 INFO L93 Difference]: Finished difference Result 361 states and 468 transitions. [2020-10-29 11:50:48,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-29 11:50:48,841 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 73 [2020-10-29 11:50:48,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:50:48,843 INFO L225 Difference]: With dead ends: 361 [2020-10-29 11:50:48,843 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:50:48,848 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2020-10-29 11:50:48,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:50:48,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:50:48,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:50:48,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:50:48,849 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 73 [2020-10-29 11:50:48,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:50:48,849 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:50:48,850 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:50:48,850 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:50:48,850 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:50:48,850 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:50:48,853 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:50:51,938 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 150 DAG size of output: 7 [2020-10-29 11:50:52,542 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-29 11:50:53,115 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-29 11:50:53,697 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:50:54,350 WARN L193 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:50:55,080 WARN L193 SmtUtils]: Spent 713.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:50:55,699 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:50:56,889 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 152 DAG size of output: 14 [2020-10-29 11:50:57,487 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:50:58,590 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 149 DAG size of output: 8 [2020-10-29 11:50:59,263 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-29 11:51:00,397 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 150 DAG size of output: 7 [2020-10-29 11:51:01,086 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-29 11:51:02,299 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 149 DAG size of output: 8 [2020-10-29 11:51:03,511 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 149 DAG size of output: 8 [2020-10-29 11:51:04,299 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-29 11:51:04,937 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12 [2020-10-29 11:51:05,545 WARN L193 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:51:06,204 WARN L193 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-29 11:51:06,855 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-29 11:51:07,512 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 23 [2020-10-29 11:51:08,183 WARN L193 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-29 11:51:09,386 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 152 DAG size of output: 14 [2020-10-29 11:51:10,621 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 152 DAG size of output: 14 [2020-10-29 11:51:11,857 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 151 DAG size of output: 11 [2020-10-29 11:51:11,911 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:51:11,911 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:51:11,911 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:51:11,911 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:51:11,911 INFO L274 CegarLoopResult]: For program point L225-2(lines 225 246) no Hoare annotation was computed. [2020-10-29 11:51:11,912 INFO L274 CegarLoopResult]: For program point L247(lines 224 248) no Hoare annotation was computed. [2020-10-29 11:51:11,912 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 200 255) no Hoare annotation was computed. [2020-10-29 11:51:11,912 INFO L274 CegarLoopResult]: For program point L231(lines 231 235) no Hoare annotation was computed. [2020-10-29 11:51:11,912 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 200 255) no Hoare annotation was computed. [2020-10-29 11:51:11,912 INFO L274 CegarLoopResult]: For program point L231-1(lines 231 235) no Hoare annotation was computed. [2020-10-29 11:51:11,912 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 200 255) no Hoare annotation was computed. [2020-10-29 11:51:11,913 INFO L274 CegarLoopResult]: For program point L226(line 226) no Hoare annotation was computed. [2020-10-29 11:51:11,913 INFO L274 CegarLoopResult]: For program point L288(lines 288 292) no Hoare annotation was computed. [2020-10-29 11:51:11,913 INFO L274 CegarLoopResult]: For program point L288-1(lines 288 292) no Hoare annotation was computed. [2020-10-29 11:51:11,913 INFO L274 CegarLoopResult]: For program point L283(line 283) no Hoare annotation was computed. [2020-10-29 11:51:11,913 INFO L274 CegarLoopResult]: For program point L282-2(lines 282 307) no Hoare annotation was computed. [2020-10-29 11:51:11,914 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 256 315) no Hoare annotation was computed. [2020-10-29 11:51:11,914 INFO L274 CegarLoopResult]: For program point L308(lines 281 309) no Hoare annotation was computed. [2020-10-29 11:51:11,914 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 256 315) no Hoare annotation was computed. [2020-10-29 11:51:11,914 INFO L274 CegarLoopResult]: For program point L301(line 301) no Hoare annotation was computed. [2020-10-29 11:51:11,914 INFO L274 CegarLoopResult]: For program point L301-1(line 301) no Hoare annotation was computed. [2020-10-29 11:51:11,914 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 256 315) no Hoare annotation was computed. [2020-10-29 11:51:11,915 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 776 782) the Hoare annotation is: true [2020-10-29 11:51:11,915 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 776 782) no Hoare annotation was computed. [2020-10-29 11:51:11,915 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 783 791) no Hoare annotation was computed. [2020-10-29 11:51:11,915 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 783 791) the Hoare annotation is: true [2020-10-29 11:51:11,915 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 783 791) no Hoare annotation was computed. [2020-10-29 11:51:11,915 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 884 891) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-10-29 11:51:11,915 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 884 891) no Hoare annotation was computed. [2020-10-29 11:51:11,916 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 884 891) no Hoare annotation was computed. [2020-10-29 11:51:11,916 INFO L274 CegarLoopResult]: For program point L897(line 897) no Hoare annotation was computed. [2020-10-29 11:51:11,916 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 892 901) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-10-29 11:51:11,916 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 892 901) no Hoare annotation was computed. [2020-10-29 11:51:11,916 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 892 901) no Hoare annotation was computed. [2020-10-29 11:51:11,916 INFO L270 CegarLoopResult]: At program point L917(line 917) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-29 11:51:11,916 INFO L274 CegarLoopResult]: For program point L915(lines 915 921) no Hoare annotation was computed. [2020-10-29 11:51:11,916 INFO L274 CegarLoopResult]: For program point L914(lines 914 924) no Hoare annotation was computed. [2020-10-29 11:51:11,917 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 902 930) the Hoare annotation is: true [2020-10-29 11:51:11,917 INFO L277 CegarLoopResult]: At program point L912(line 912) the Hoare annotation is: true [2020-10-29 11:51:11,917 INFO L274 CegarLoopResult]: For program point L912-1(line 912) no Hoare annotation was computed. [2020-10-29 11:51:11,917 INFO L274 CegarLoopResult]: For program point L910(lines 910 927) no Hoare annotation was computed. [2020-10-29 11:51:11,917 INFO L274 CegarLoopResult]: For program point L910-1(lines 902 930) no Hoare annotation was computed. [2020-10-29 11:51:11,917 INFO L277 CegarLoopResult]: At program point L908(line 908) the Hoare annotation is: true [2020-10-29 11:51:11,917 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 902 930) no Hoare annotation was computed. [2020-10-29 11:51:11,917 INFO L274 CegarLoopResult]: For program point L908-1(line 908) no Hoare annotation was computed. [2020-10-29 11:51:11,918 INFO L270 CegarLoopResult]: At program point L130-1(line 130) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:51:11,918 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 124 146) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:51:11,918 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 124 146) no Hoare annotation was computed. [2020-10-29 11:51:11,918 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 124 146) no Hoare annotation was computed. [2020-10-29 11:51:11,918 INFO L270 CegarLoopResult]: At program point L136(line 136) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:51:11,918 INFO L270 CegarLoopResult]: At program point L136-1(line 136) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:51:11,919 INFO L274 CegarLoopResult]: For program point L134(lines 134 141) no Hoare annotation was computed. [2020-10-29 11:51:11,919 INFO L274 CegarLoopResult]: For program point L134-1(lines 134 141) no Hoare annotation was computed. [2020-10-29 11:51:11,919 INFO L274 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-10-29 11:51:11,919 INFO L270 CegarLoopResult]: At program point L131(line 131) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:51:11,919 INFO L270 CegarLoopResult]: At program point L130(line 130) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:51:11,919 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 77 100) no Hoare annotation was computed. [2020-10-29 11:51:11,919 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-10-29 11:51:11,919 INFO L274 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-10-29 11:51:11,920 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-29 11:51:11,920 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 77 100) no Hoare annotation was computed. [2020-10-29 11:51:11,920 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-29 11:51:11,920 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 77 100) no Hoare annotation was computed. [2020-10-29 11:51:11,920 INFO L274 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-29 11:51:11,920 INFO L274 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-29 11:51:11,920 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-29 11:51:11,920 INFO L274 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-29 11:51:11,920 INFO L274 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-29 11:51:11,921 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-29 11:51:11,921 INFO L274 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-29 11:51:11,921 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-29 11:51:11,921 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-29 11:51:11,921 INFO L274 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-29 11:51:11,921 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 553 559) no Hoare annotation was computed. [2020-10-29 11:51:11,921 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 553 559) the Hoare annotation is: true [2020-10-29 11:51:11,921 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 675 689) no Hoare annotation was computed. [2020-10-29 11:51:11,922 INFO L270 CegarLoopResult]: At program point L681(line 681) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:51:11,922 INFO L274 CegarLoopResult]: For program point L679(lines 679 685) no Hoare annotation was computed. [2020-10-29 11:51:11,922 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 675 689) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:51:11,922 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 675 689) no Hoare annotation was computed. [2020-10-29 11:51:11,922 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 586 593) no Hoare annotation was computed. [2020-10-29 11:51:11,922 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 586 593) no Hoare annotation was computed. [2020-10-29 11:51:11,922 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 586 593) no Hoare annotation was computed. [2020-10-29 11:51:11,922 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 630 638) no Hoare annotation was computed. [2020-10-29 11:51:11,923 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 630 638) the Hoare annotation is: true [2020-10-29 11:51:11,923 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 630 638) no Hoare annotation was computed. [2020-10-29 11:51:11,923 INFO L274 CegarLoopResult]: For program point L669(line 669) no Hoare annotation was computed. [2020-10-29 11:51:11,923 INFO L274 CegarLoopResult]: For program point L669-1(line 669) no Hoare annotation was computed. [2020-10-29 11:51:11,923 INFO L274 CegarLoopResult]: For program point L658(lines 658 666) no Hoare annotation was computed. [2020-10-29 11:51:11,923 INFO L274 CegarLoopResult]: For program point L658-2(lines 658 666) no Hoare annotation was computed. [2020-10-29 11:51:11,923 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 639 674) no Hoare annotation was computed. [2020-10-29 11:51:11,923 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 639 674) no Hoare annotation was computed. [2020-10-29 11:51:11,923 INFO L274 CegarLoopResult]: For program point L646(lines 646 654) no Hoare annotation was computed. [2020-10-29 11:51:11,923 INFO L274 CegarLoopResult]: For program point L646-2(lines 646 654) no Hoare annotation was computed. [2020-10-29 11:51:11,924 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 639 674) no Hoare annotation was computed. [2020-10-29 11:51:11,924 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 769 775) no Hoare annotation was computed. [2020-10-29 11:51:11,924 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 769 775) the Hoare annotation is: true [2020-10-29 11:51:11,924 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 154 199) no Hoare annotation was computed. [2020-10-29 11:51:11,924 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 154 199) no Hoare annotation was computed. [2020-10-29 11:51:11,924 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 154 199) no Hoare annotation was computed. [2020-10-29 11:51:11,924 INFO L274 CegarLoopResult]: For program point L481(lines 481 501) no Hoare annotation was computed. [2020-10-29 11:51:11,924 INFO L274 CegarLoopResult]: For program point L481-1(lines 481 501) no Hoare annotation was computed. [2020-10-29 11:51:11,924 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 467 512) no Hoare annotation was computed. [2020-10-29 11:51:11,925 INFO L274 CegarLoopResult]: For program point L498(lines 498 499) no Hoare annotation was computed. [2020-10-29 11:51:11,925 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 491 492) no Hoare annotation was computed. [2020-10-29 11:51:11,925 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 498 499) no Hoare annotation was computed. [2020-10-29 11:51:11,925 INFO L274 CegarLoopResult]: For program point L491(lines 491 492) no Hoare annotation was computed. [2020-10-29 11:51:11,925 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 467 512) no Hoare annotation was computed. [2020-10-29 11:51:11,925 INFO L274 CegarLoopResult]: For program point L487(lines 487 494) no Hoare annotation was computed. [2020-10-29 11:51:11,925 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 467 512) no Hoare annotation was computed. [2020-10-29 11:51:11,925 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 110 120) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:51:11,926 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 110 120) no Hoare annotation was computed. [2020-10-29 11:51:11,926 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 110 120) no Hoare annotation was computed. [2020-10-29 11:51:11,926 INFO L270 CegarLoopResult]: At program point L115(line 115) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-10-29 11:51:11,926 INFO L277 CegarLoopResult]: At program point L624(line 624) the Hoare annotation is: true [2020-10-29 11:51:11,926 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 619 629) the Hoare annotation is: true [2020-10-29 11:51:11,926 INFO L274 CegarLoopResult]: For program point L624-1(line 624) no Hoare annotation was computed. [2020-10-29 11:51:11,926 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 619 629) no Hoare annotation was computed. [2020-10-29 11:51:11,926 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 619 629) no Hoare annotation was computed. [2020-10-29 11:51:11,927 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 611 618) the Hoare annotation is: true [2020-10-29 11:51:11,927 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 611 618) no Hoare annotation was computed. [2020-10-29 11:51:11,927 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 611 618) no Hoare annotation was computed. [2020-10-29 11:51:11,927 INFO L270 CegarLoopResult]: At program point L575(line 575) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:51:11,927 INFO L270 CegarLoopResult]: At program point L571(line 571) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:51:11,927 INFO L274 CegarLoopResult]: For program point L569(lines 569 577) no Hoare annotation was computed. [2020-10-29 11:51:11,927 INFO L270 CegarLoopResult]: At program point L567(line 567) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:51:11,927 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 561 585) no Hoare annotation was computed. [2020-10-29 11:51:11,927 INFO L274 CegarLoopResult]: For program point L567-1(line 567) no Hoare annotation was computed. [2020-10-29 11:51:11,928 INFO L274 CegarLoopResult]: For program point L565(lines 565 582) no Hoare annotation was computed. [2020-10-29 11:51:11,928 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 561 585) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:51:11,928 INFO L270 CegarLoopResult]: At program point L580(line 580) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:51:11,928 INFO L274 CegarLoopResult]: For program point L580-1(lines 561 585) no Hoare annotation was computed. [2020-10-29 11:51:11,928 INFO L274 CegarLoopResult]: For program point L737(lines 737 743) no Hoare annotation was computed. [2020-10-29 11:51:11,928 INFO L270 CegarLoopResult]: At program point L737-1(lines 731 744) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:51:11,928 INFO L270 CegarLoopResult]: At program point testENTRY(lines 691 756) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:51:11,929 INFO L274 CegarLoopResult]: For program point L702(lines 701 748) no Hoare annotation was computed. [2020-10-29 11:51:11,929 INFO L274 CegarLoopResult]: For program point L731(lines 731 744) no Hoare annotation was computed. [2020-10-29 11:51:11,929 INFO L274 CegarLoopResult]: For program point testFINAL(lines 691 756) no Hoare annotation was computed. [2020-10-29 11:51:11,929 INFO L270 CegarLoopResult]: At program point L723(line 723) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:51:11,929 INFO L274 CegarLoopResult]: For program point L721(lines 721 727) no Hoare annotation was computed. [2020-10-29 11:51:11,929 INFO L274 CegarLoopResult]: For program point L721-1(lines 721 727) no Hoare annotation was computed. [2020-10-29 11:51:11,929 INFO L270 CegarLoopResult]: At program point L746(lines 701 748) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:51:11,929 INFO L270 CegarLoopResult]: At program point L713(line 713) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:51:11,930 INFO L274 CegarLoopResult]: For program point L711(lines 711 717) no Hoare annotation was computed. [2020-10-29 11:51:11,930 INFO L274 CegarLoopResult]: For program point L711-1(lines 711 717) no Hoare annotation was computed. [2020-10-29 11:51:11,930 INFO L274 CegarLoopResult]: For program point L703(lines 703 707) no Hoare annotation was computed. [2020-10-29 11:51:11,930 INFO L270 CegarLoopResult]: At program point L749(lines 700 750) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:51:11,930 INFO L270 CegarLoopResult]: At program point L739(line 739) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:51:11,930 INFO L274 CegarLoopResult]: For program point testEXIT(lines 691 756) no Hoare annotation was computed. [2020-10-29 11:51:11,930 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 445 446) no Hoare annotation was computed. [2020-10-29 11:51:11,930 INFO L274 CegarLoopResult]: For program point L445(lines 445 446) no Hoare annotation was computed. [2020-10-29 11:51:11,931 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 452 453) no Hoare annotation was computed. [2020-10-29 11:51:11,931 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 421 466) no Hoare annotation was computed. [2020-10-29 11:51:11,931 INFO L274 CegarLoopResult]: For program point L441(lines 441 448) no Hoare annotation was computed. [2020-10-29 11:51:11,931 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 421 466) no Hoare annotation was computed. [2020-10-29 11:51:11,931 INFO L274 CegarLoopResult]: For program point L435(lines 435 455) no Hoare annotation was computed. [2020-10-29 11:51:11,931 INFO L274 CegarLoopResult]: For program point L435-1(lines 435 455) no Hoare annotation was computed. [2020-10-29 11:51:11,931 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 421 466) no Hoare annotation was computed. [2020-10-29 11:51:11,931 INFO L274 CegarLoopResult]: For program point L452(lines 452 453) no Hoare annotation was computed. [2020-10-29 11:51:11,932 INFO L274 CegarLoopResult]: For program point L849(lines 849 857) no Hoare annotation was computed. [2020-10-29 11:51:11,932 INFO L274 CegarLoopResult]: For program point L849-2(lines 849 857) no Hoare annotation was computed. [2020-10-29 11:51:11,932 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 841 863) no Hoare annotation was computed. [2020-10-29 11:51:11,932 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 841 863) no Hoare annotation was computed. [2020-10-29 11:51:11,932 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 841 863) no Hoare annotation was computed. [2020-10-29 11:51:11,932 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 318 420) no Hoare annotation was computed. [2020-10-29 11:51:11,932 INFO L274 CegarLoopResult]: For program point L347(lines 347 363) no Hoare annotation was computed. [2020-10-29 11:51:11,932 INFO L274 CegarLoopResult]: For program point L407(lines 407 414) no Hoare annotation was computed. [2020-10-29 11:51:11,932 INFO L274 CegarLoopResult]: For program point L368(lines 367 387) no Hoare annotation was computed. [2020-10-29 11:51:11,933 INFO L274 CegarLoopResult]: For program point L399(line 399) no Hoare annotation was computed. [2020-10-29 11:51:11,933 INFO L274 CegarLoopResult]: For program point L399-1(line 399) no Hoare annotation was computed. [2020-10-29 11:51:11,933 INFO L274 CegarLoopResult]: For program point L364(lines 364 405) no Hoare annotation was computed. [2020-10-29 11:51:11,933 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 318 420) no Hoare annotation was computed. [2020-10-29 11:51:11,933 INFO L274 CegarLoopResult]: For program point L383(line 383) no Hoare annotation was computed. [2020-10-29 11:51:11,933 INFO L274 CegarLoopResult]: For program point L383-1(line 383) no Hoare annotation was computed. [2020-10-29 11:51:11,933 INFO L274 CegarLoopResult]: For program point L342(lines 342 346) no Hoare annotation was computed. [2020-10-29 11:51:11,933 INFO L274 CegarLoopResult]: For program point L406(lines 406 417) no Hoare annotation was computed. [2020-10-29 11:51:11,934 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 318 420) no Hoare annotation was computed. [2020-10-29 11:51:11,934 INFO L274 CegarLoopResult]: For program point L369(lines 369 373) no Hoare annotation was computed. [2020-10-29 11:51:11,934 INFO L274 CegarLoopResult]: For program point L367-2(lines 367 387) no Hoare annotation was computed. [2020-10-29 11:51:11,934 INFO L274 CegarLoopResult]: For program point L388(lines 366 389) no Hoare annotation was computed. [2020-10-29 11:51:11,934 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 759 768) no Hoare annotation was computed. [2020-10-29 11:51:11,934 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 759 768) no Hoare annotation was computed. [2020-10-29 11:51:11,934 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 759 768) no Hoare annotation was computed. [2020-10-29 11:51:11,934 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:51:11,935 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-29 11:51:11,935 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:51:11,935 INFO L274 CegarLoopResult]: For program point L605(line 605) no Hoare annotation was computed. [2020-10-29 11:51:11,935 INFO L274 CegarLoopResult]: For program point L605-1(lines 594 610) no Hoare annotation was computed. [2020-10-29 11:51:11,936 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 594 610) no Hoare annotation was computed. [2020-10-29 11:51:11,936 INFO L274 CegarLoopResult]: For program point L601(lines 601 607) no Hoare annotation was computed. [2020-10-29 11:51:11,936 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 594 610) no Hoare annotation was computed. [2020-10-29 11:51:11,936 INFO L274 CegarLoopResult]: For program point L599(line 599) no Hoare annotation was computed. [2020-10-29 11:51:11,936 INFO L274 CegarLoopResult]: For program point L599-1(line 599) no Hoare annotation was computed. [2020-10-29 11:51:11,936 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 864 872) the Hoare annotation is: true [2020-10-29 11:51:11,936 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 864 872) no Hoare annotation was computed. [2020-10-29 11:51:11,936 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 864 872) no Hoare annotation was computed. [2020-10-29 11:51:11,936 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 820 831) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-29 11:51:11,937 INFO L274 CegarLoopResult]: For program point L824-1(lines 820 831) no Hoare annotation was computed. [2020-10-29 11:51:11,937 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 820 831) no Hoare annotation was computed. [2020-10-29 11:51:11,937 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:51:11,937 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:51:11,937 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:51:11,937 INFO L270 CegarLoopResult]: At program point L542(line 542) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:51:11,937 INFO L270 CegarLoopResult]: At program point L540(lines 540 546) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:51:11,938 INFO L270 CegarLoopResult]: At program point L535(line 535) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-10-29 11:51:11,938 INFO L274 CegarLoopResult]: For program point L533(lines 529 551) no Hoare annotation was computed. [2020-10-29 11:51:11,938 INFO L274 CegarLoopResult]: For program point L531(lines 529 551) no Hoare annotation was computed. [2020-10-29 11:51:11,938 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 526 552) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:51:11,938 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 526 552) no Hoare annotation was computed. [2020-10-29 11:51:11,938 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 526 552) no Hoare annotation was computed. [2020-10-29 11:51:11,938 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-10-29 11:51:11,939 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 44 73) no Hoare annotation was computed. [2020-10-29 11:51:11,939 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 44 73) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:51:11,939 INFO L274 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-10-29 11:51:11,939 INFO L270 CegarLoopResult]: At program point L58-1(lines 58 62) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:51:11,939 INFO L274 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-10-29 11:51:11,939 INFO L270 CegarLoopResult]: At program point L54-2(lines 54 68) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-10-29 11:51:11,939 INFO L270 CegarLoopResult]: At program point L50(line 50) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:51:11,940 INFO L274 CegarLoopResult]: For program point L50-1(line 50) no Hoare annotation was computed. [2020-10-29 11:51:11,940 INFO L277 CegarLoopResult]: At program point L69(lines 44 73) the Hoare annotation is: true [2020-10-29 11:51:11,940 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 832 840) the Hoare annotation is: true [2020-10-29 11:51:11,940 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 832 840) no Hoare annotation was computed. [2020-10-29 11:51:11,940 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 832 840) no Hoare annotation was computed. [2020-10-29 11:51:11,940 INFO L274 CegarLoopResult]: For program point L800-1(lines 796 807) no Hoare annotation was computed. [2020-10-29 11:51:11,940 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 796 807) the Hoare annotation is: true [2020-10-29 11:51:11,940 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 796 807) no Hoare annotation was computed. [2020-10-29 11:51:11,941 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 101 107) no Hoare annotation was computed. [2020-10-29 11:51:11,941 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 101 107) the Hoare annotation is: true [2020-10-29 11:51:11,941 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:51:11,941 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-29 11:51:11,941 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:51:11,941 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:51:11,941 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 808 819) no Hoare annotation was computed. [2020-10-29 11:51:11,942 INFO L274 CegarLoopResult]: For program point L812-1(lines 808 819) no Hoare annotation was computed. [2020-10-29 11:51:11,942 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 808 819) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-29 11:51:11,942 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 874 881) no Hoare annotation was computed. [2020-10-29 11:51:11,942 INFO L274 CegarLoopResult]: For program point L878(line 878) no Hoare annotation was computed. [2020-10-29 11:51:11,942 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 874 881) the Hoare annotation is: true [2020-10-29 11:51:11,942 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 874 881) no Hoare annotation was computed. [2020-10-29 11:51:11,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:51:11 BoogieIcfgContainer [2020-10-29 11:51:11,961 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:51:11,963 INFO L168 Benchmark]: Toolchain (without parser) took 46331.14 ms. Allocated memory was 151.0 MB in the beginning and 377.5 MB in the end (delta: 226.5 MB). Free memory was 125.5 MB in the beginning and 167.5 MB in the end (delta: -42.0 MB). Peak memory consumption was 229.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:51:11,964 INFO L168 Benchmark]: CDTParser took 0.54 ms. Allocated memory is still 151.0 MB. Free memory was 124.5 MB in the beginning and 124.4 MB in the end (delta: 112.2 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:51:11,965 INFO L168 Benchmark]: CACSL2BoogieTranslator took 582.17 ms. Allocated memory is still 151.0 MB. Free memory was 124.9 MB in the beginning and 103.6 MB in the end (delta: 21.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:51:11,966 INFO L168 Benchmark]: Boogie Preprocessor took 129.30 ms. Allocated memory is still 151.0 MB. Free memory was 103.6 MB in the beginning and 132.5 MB in the end (delta: -28.8 MB). Peak memory consumption was 6.7 MB. Max. memory is 8.0 GB. [2020-10-29 11:51:11,966 INFO L168 Benchmark]: RCFGBuilder took 1540.12 ms. Allocated memory is still 151.0 MB. Free memory was 132.5 MB in the beginning and 126.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 87.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:51:11,968 INFO L168 Benchmark]: TraceAbstraction took 44065.83 ms. Allocated memory was 151.0 MB in the beginning and 377.5 MB in the end (delta: 226.5 MB). Free memory was 126.2 MB in the beginning and 168.0 MB in the end (delta: -41.8 MB). Peak memory consumption was 230.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:51:11,971 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 ms. Allocated memory is still 151.0 MB. Free memory was 124.5 MB in the beginning and 124.4 MB in the end (delta: 112.2 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 582.17 ms. Allocated memory is still 151.0 MB. Free memory was 124.9 MB in the beginning and 103.6 MB in the end (delta: 21.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 129.30 ms. Allocated memory is still 151.0 MB. Free memory was 103.6 MB in the beginning and 132.5 MB in the end (delta: -28.8 MB). Peak memory consumption was 6.7 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1540.12 ms. Allocated memory is still 151.0 MB. Free memory was 132.5 MB in the beginning and 126.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 87.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 44065.83 ms. Allocated memory was 151.0 MB in the beginning and 377.5 MB in the end (delta: 226.5 MB). Free memory was 126.2 MB in the beginning and 168.0 MB in the end (delta: -41.8 MB). Peak memory consumption was 230.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 452]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 445]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 491]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 498]: 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: 700]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 239 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 20.8s, OverallIterations: 2, TraceHistogramMax: 2, AutomataDifference: 9.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 23.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 205 SDtfs, 497 SDslu, 200 SDs, 0 SdLazy, 636 SolverSat, 328 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 69 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 5.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=203occurred in iteration=1, 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, 2 MinimizatonAttempts, 42 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 247 PreInvPairs, 298 NumberOfFragments, 684 HoareAnnotationTreeSize, 247 FomulaSimplifications, 4579 FormulaSimplificationTreeSizeReduction, 1.8s HoareSimplificationTime, 56 FomulaSimplificationsInter, 9245 FormulaSimplificationTreeSizeReductionInter, 21.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 10.7s InterpolantComputationTime, 133 NumberOfCodeBlocks, 133 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 131 ConstructedInterpolants, 0 QuantifiedInterpolants, 46887 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 6/6 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...