/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 17:05:30,495 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 17:05:30,498 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 17:05:30,534 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 17:05:30,534 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 17:05:30,536 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 17:05:30,538 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 17:05:30,540 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 17:05:30,543 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 17:05:30,544 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 17:05:30,545 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 17:05:30,547 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 17:05:30,548 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 17:05:30,549 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 17:05:30,551 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 17:05:30,552 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 17:05:30,553 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 17:05:30,554 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 17:05:30,557 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 17:05:30,559 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 17:05:30,562 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 17:05:30,563 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 17:05:30,565 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 17:05:30,566 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 17:05:30,569 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 17:05:30,570 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 17:05:30,570 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 17:05:30,571 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 17:05:30,572 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 17:05:30,573 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 17:05:30,574 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 17:05:30,575 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 17:05:30,576 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 17:05:30,577 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 17:05:30,578 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 17:05:30,578 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 17:05:30,579 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 17:05:30,580 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 17:05:30,580 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 17:05:30,581 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 17:05:30,582 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 17:05:30,583 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-28 17:05:30,641 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 17:05:30,641 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 17:05:30,643 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 17:05:30,643 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 17:05:30,643 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 17:05:30,643 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 17:05:30,644 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 17:05:30,644 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 17:05:30,645 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 17:05:30,645 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 17:05:30,645 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 17:05:30,645 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 17:05:30,646 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 17:05:30,646 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 17:05:30,647 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 17:05:30,647 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 17:05:30,647 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 17:05:30,648 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 17:05:30,648 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 17:05:30,648 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 17:05:30,648 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 17:05:30,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 17:05:30,649 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 17:05:30,649 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 17:05:30,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 17:05:30,650 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 17:05:30,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 17:05:30,650 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 17:05:30,650 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 17:05:30,650 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 17:05:31,114 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 17:05:31,155 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 17:05:31,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 17:05:31,160 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 17:05:31,160 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 17:05:31,161 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product12.cil.c [2020-10-28 17:05:31,256 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6d4faf7b2/32cbed8e1fc0498a91433ecc351ca623/FLAGeb79069c4 [2020-10-28 17:05:32,053 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 17:05:32,054 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product12.cil.c [2020-10-28 17:05:32,072 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6d4faf7b2/32cbed8e1fc0498a91433ecc351ca623/FLAGeb79069c4 [2020-10-28 17:05:32,297 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6d4faf7b2/32cbed8e1fc0498a91433ecc351ca623 [2020-10-28 17:05:32,300 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 17:05:32,307 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 17:05:32,308 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 17:05:32,308 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 17:05:32,313 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 17:05:32,314 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:05:32" (1/1) ... [2020-10-28 17:05:32,319 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@526d158b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:32, skipping insertion in model container [2020-10-28 17:05:32,319 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:05:32" (1/1) ... [2020-10-28 17:05:32,329 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 17:05:32,401 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 17:05:32,692 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:05:32,713 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 17:05:32,886 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:05:32,932 INFO L208 MainTranslator]: Completed translation [2020-10-28 17:05:32,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:32 WrapperNode [2020-10-28 17:05:32,933 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 17:05:32,934 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 17:05:32,934 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 17:05:32,934 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 17:05:32,952 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:32" (1/1) ... [2020-10-28 17:05:32,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:32" (1/1) ... [2020-10-28 17:05:32,973 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:32" (1/1) ... [2020-10-28 17:05:32,973 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:32" (1/1) ... [2020-10-28 17:05:33,007 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:32" (1/1) ... [2020-10-28 17:05:33,017 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:32" (1/1) ... [2020-10-28 17:05:33,023 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:32" (1/1) ... [2020-10-28 17:05:33,031 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 17:05:33,032 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 17:05:33,032 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 17:05:33,032 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 17:05:33,034 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:32" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 17:05:33,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 17:05:33,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 17:05:33,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 17:05:33,129 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 17:05:33,129 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-28 17:05:33,129 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-28 17:05:33,129 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-28 17:05:33,129 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 17:05:33,130 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 17:05:33,130 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-10-28 17:05:33,130 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 17:05:33,130 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 17:05:33,130 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 17:05:33,131 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 17:05:33,131 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 17:05:33,131 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-28 17:05:33,131 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-28 17:05:33,131 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 17:05:33,132 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 17:05:33,132 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 17:05:33,132 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 17:05:33,132 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 17:05:33,132 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 17:05:33,133 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 17:05:33,133 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 17:05:33,133 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 17:05:33,134 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 17:05:33,134 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 17:05:33,134 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 17:05:33,134 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 17:05:33,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 17:05:33,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 17:05:33,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 17:05:33,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 17:05:33,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 17:05:33,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 17:05:33,135 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 17:05:33,136 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 17:05:33,136 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 17:05:33,136 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 17:05:33,136 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 17:05:33,136 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 17:05:33,137 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 17:05:33,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 17:05:33,137 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 17:05:33,137 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 17:05:33,137 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 17:05:33,138 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 17:05:33,138 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 17:05:33,138 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-28 17:05:33,138 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-28 17:05:33,138 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-28 17:05:33,138 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 17:05:33,139 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 17:05:33,139 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 17:05:33,139 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 17:05:33,139 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 17:05:33,139 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 17:05:33,140 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 17:05:33,140 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-28 17:05:33,140 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-28 17:05:33,140 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 17:05:33,140 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-10-28 17:05:33,140 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 17:05:33,141 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 17:05:33,141 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 17:05:33,141 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 17:05:33,141 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 17:05:33,141 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 17:05:33,142 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 17:05:33,142 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 17:05:33,142 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 17:05:33,142 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 17:05:33,142 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 17:05:33,143 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 17:05:33,143 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 17:05:33,143 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 17:05:33,143 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 17:05:33,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 17:05:33,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 17:05:33,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 17:05:33,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 17:05:33,144 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 17:05:33,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 17:05:33,144 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 17:05:33,145 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 17:05:33,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 17:05:33,145 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 17:05:33,145 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 17:05:33,145 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 17:05:33,146 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 17:05:33,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 17:05:33,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 17:05:33,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 17:05:34,562 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 17:05:34,563 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 17:05:34,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:05:34 BoogieIcfgContainer [2020-10-28 17:05:34,565 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 17:05:34,567 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 17:05:34,567 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 17:05:34,570 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 17:05:34,571 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 05:05:32" (1/3) ... [2020-10-28 17:05:34,572 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@af14ad8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:05:34, skipping insertion in model container [2020-10-28 17:05:34,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:05:32" (2/3) ... [2020-10-28 17:05:34,572 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@af14ad8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:05:34, skipping insertion in model container [2020-10-28 17:05:34,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:05:34" (3/3) ... [2020-10-28 17:05:34,574 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product12.cil.c [2020-10-28 17:05:34,586 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 17:05:34,592 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 17:05:34,606 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 17:05:34,634 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 17:05:34,635 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 17:05:34,635 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 17:05:34,635 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 17:05:34,635 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 17:05:34,635 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 17:05:34,636 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 17:05:34,636 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 17:05:34,658 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states. [2020-10-28 17:05:34,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-28 17:05:34,668 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:05:34,669 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] [2020-10-28 17:05:34,670 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:05:34,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:05:34,677 INFO L82 PathProgramCache]: Analyzing trace with hash 1539339909, now seen corresponding path program 1 times [2020-10-28 17:05:34,687 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:05:34,687 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1092035254] [2020-10-28 17:05:34,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:05:34,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:35,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:35,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:36,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:36,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:37,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:40,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:40,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-28 17:05:40,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:05:40,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-28 17:05:40,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:40,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:40,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:40,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-28 17:05:40,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:40,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 11 [2020-10-28 17:05:40,548 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:05:40,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:05:40,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:40,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:40,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:40,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:40,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:40,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-28 17:05:40,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:40,610 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:40,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:40,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:40,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:40,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:40,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:05:40,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:40,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:40,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:40,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:40,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:40,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:40,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:40,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:40,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:40,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:40,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:40,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:40,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:05:40,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:40,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:40,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:40,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:40,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:40,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:40,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:40,648 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:40,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:40,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:40,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:40,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:40,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:05:40,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:40,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:40,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:40,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:40,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:40,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:40,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:40,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:40,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:40,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:40,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:40,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:40,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:05:40,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:40,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:40,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:40,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:40,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:40,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:40,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:40,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:40,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:40,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:40,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:40,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:40,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:05:40,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:40,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:40,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:40,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:40,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:40,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:40,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:40,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:40,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:40,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:40,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:40,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:40,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:05:40,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:40,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:40,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:40,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:05:40,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:40,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:05:40,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:40,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:40,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:40,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:05:40,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:40,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:40,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:05:40,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:40,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:40,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:40,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:40,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:40,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:40,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:40,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:40,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:40,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:40,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:40,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:40,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 17:05:40,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:40,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:40,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:40,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:40,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:40,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:40,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:40,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:40,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:40,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:05:40,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:40,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:40,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 17:05:40,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:40,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:40,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:40,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:40,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:40,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:40,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:40,715 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:40,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:40,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:05:40,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:40,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:40,733 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:05:40,734 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1092035254] [2020-10-28 17:05:40,736 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:05:40,736 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 17:05:40,737 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677385018] [2020-10-28 17:05:40,742 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 17:05:40,743 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:05:40,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 17:05:40,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:05:40,760 INFO L87 Difference]: Start difference. First operand 151 states. Second operand 4 states. [2020-10-28 17:05:42,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:05:42,026 INFO L93 Difference]: Finished difference Result 241 states and 315 transitions. [2020-10-28 17:05:42,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-28 17:05:42,028 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 60 [2020-10-28 17:05:42,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:05:42,041 INFO L225 Difference]: With dead ends: 241 [2020-10-28 17:05:42,041 INFO L226 Difference]: Without dead ends: 134 [2020-10-28 17:05:42,046 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-28 17:05:42,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2020-10-28 17:05:42,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 105. [2020-10-28 17:05:42,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-10-28 17:05:42,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 121 transitions. [2020-10-28 17:05:42,133 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 121 transitions. Word has length 60 [2020-10-28 17:05:42,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:05:42,133 INFO L481 AbstractCegarLoop]: Abstraction has 105 states and 121 transitions. [2020-10-28 17:05:42,134 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 17:05:42,134 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 121 transitions. [2020-10-28 17:05:42,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-28 17:05:42,137 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:05:42,138 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] [2020-10-28 17:05:42,138 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 17:05:42,138 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:05:42,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:05:42,139 INFO L82 PathProgramCache]: Analyzing trace with hash 952224340, now seen corresponding path program 1 times [2020-10-28 17:05:42,139 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:05:42,139 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [635823528] [2020-10-28 17:05:42,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:05:42,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:42,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:42,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:43,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:43,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:43,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:47,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:47,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-28 17:05:47,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:05:47,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-28 17:05:47,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:47,188 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:47,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:05:47,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-28 17:05:47,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 17:05:47,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:47,636 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:05:47,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:05:47,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:47,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:47,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:47,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:47,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:47,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-28 17:05:47,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:47,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:47,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:47,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:47,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:47,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:47,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:05:47,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:47,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:47,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:47,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:47,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:47,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:47,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:47,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:47,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:47,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:47,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:47,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:47,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:05:47,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:47,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:47,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:47,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:47,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:47,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:47,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:47,721 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:47,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:47,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:47,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:47,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:47,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:05:47,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:47,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:47,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:47,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:47,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:47,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:47,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:47,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:47,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:47,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:47,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:47,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 17 [2020-10-28 17:05:47,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:05:47,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:47,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:47,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:47,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:47,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:47,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:47,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:47,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:47,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:47,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:47,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:47,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:47,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:05:47,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:47,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:47,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:47,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:47,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:47,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:05:47,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:47,780 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:47,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:47,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:47,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:47,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:47,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 17:05:47,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:47,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:47,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:47,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:05:47,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:47,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:05:47,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:47,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:47,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:47,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:05:47,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:47,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:47,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:05:47,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:47,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:47,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:47,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:47,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:47,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:47,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:47,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:47,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:47,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:47,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:47,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:47,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-28 17:05:47,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:47,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:47,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:47,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:47,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:47,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:05:47,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:47,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:47,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:47,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:05:47,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:47,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:47,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 17:05:47,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:47,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:47,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:47,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:47,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:47,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:05:47,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:47,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:47,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:47,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:05:47,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:47,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:47,835 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:05:47,836 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [635823528] [2020-10-28 17:05:47,836 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:05:47,836 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 17:05:47,837 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131697103] [2020-10-28 17:05:47,839 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 17:05:47,840 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:05:47,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 17:05:47,841 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:05:47,841 INFO L87 Difference]: Start difference. First operand 105 states and 121 transitions. Second operand 5 states. [2020-10-28 17:05:48,626 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:05:49,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:05:49,408 INFO L93 Difference]: Finished difference Result 170 states and 209 transitions. [2020-10-28 17:05:49,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 17:05:49,409 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 61 [2020-10-28 17:05:49,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:05:49,412 INFO L225 Difference]: With dead ends: 170 [2020-10-28 17:05:49,412 INFO L226 Difference]: Without dead ends: 124 [2020-10-28 17:05:49,413 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:05:49,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2020-10-28 17:05:49,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 96. [2020-10-28 17:05:49,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2020-10-28 17:05:49,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 109 transitions. [2020-10-28 17:05:49,456 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 109 transitions. Word has length 61 [2020-10-28 17:05:49,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:05:49,457 INFO L481 AbstractCegarLoop]: Abstraction has 96 states and 109 transitions. [2020-10-28 17:05:49,457 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 17:05:49,457 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 109 transitions. [2020-10-28 17:05:49,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-10-28 17:05:49,460 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:05:49,460 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] [2020-10-28 17:05:49,460 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 17:05:49,460 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:05:49,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:05:49,461 INFO L82 PathProgramCache]: Analyzing trace with hash 1193237143, now seen corresponding path program 1 times [2020-10-28 17:05:49,461 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:05:49,461 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [481172244] [2020-10-28 17:05:49,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:05:49,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:49,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:49,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:50,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:50,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:52,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:52,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-28 17:05:52,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:05:52,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3390 [2020-10-28 17:05:52,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:52,885 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:52,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:05:52,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:05:52,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 69 [2020-10-28 17:05:52,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:53,294 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:05:53,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:05:53,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:53,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:53,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:53,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:53,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:53,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-28 17:05:53,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:53,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:53,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:05:53,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:53,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 17:05:53,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:53,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:05:53,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:53,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:53,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:53,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:53,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:53,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:53,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:53,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:53,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:05:53,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:53,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:05:53,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:53,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:05:53,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:53,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:53,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:53,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:53,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:53,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:53,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:53,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:53,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:05:53,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:53,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:05:53,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:53,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:05:53,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:53,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:53,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:53,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:53,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:53,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:05:53,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:53,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:53,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:05:53,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:53,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:05:53,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:53,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:05:53,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:53,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:53,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:53,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:53,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:53,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:05:53,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:53,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:53,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:05:53,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:53,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:05:53,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:53,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:05:53,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:53,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:53,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:53,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:53,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:53,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:05:53,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:53,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:53,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:05:53,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:53,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:05:53,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:53,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:05:53,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:53,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:53,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:53,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:05:53,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:53,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:05:53,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:53,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:53,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:05:53,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:53,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:05:53,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:53,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:05:53,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:53,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:53,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:53,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:53,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:53,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:53,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:53,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:53,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:53,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:53,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:53,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:53,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 17:05:53,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:53,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:53,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:53,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:53,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:53,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:53,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:53,481 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:53,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:53,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:05:53,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:53,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:53,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-28 17:05:53,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:53,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:53,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:53,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:53,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:53,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:53,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:53,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:53,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:53,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:05:53,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:53,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:53,500 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:05:53,500 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [481172244] [2020-10-28 17:05:53,500 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:05:53,501 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 17:05:53,501 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119385691] [2020-10-28 17:05:53,501 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 17:05:53,501 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:05:53,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 17:05:53,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 17:05:53,502 INFO L87 Difference]: Start difference. First operand 96 states and 109 transitions. Second operand 5 states. [2020-10-28 17:05:54,024 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:05:55,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:05:55,583 INFO L93 Difference]: Finished difference Result 264 states and 325 transitions. [2020-10-28 17:05:55,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 17:05:55,584 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 66 [2020-10-28 17:05:55,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:05:55,587 INFO L225 Difference]: With dead ends: 264 [2020-10-28 17:05:55,587 INFO L226 Difference]: Without dead ends: 196 [2020-10-28 17:05:55,588 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:05:55,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2020-10-28 17:05:55,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 147. [2020-10-28 17:05:55,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2020-10-28 17:05:55,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 172 transitions. [2020-10-28 17:05:55,647 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 172 transitions. Word has length 66 [2020-10-28 17:05:55,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:05:55,647 INFO L481 AbstractCegarLoop]: Abstraction has 147 states and 172 transitions. [2020-10-28 17:05:55,647 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 17:05:55,648 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 172 transitions. [2020-10-28 17:05:55,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-10-28 17:05:55,650 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:05:55,650 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] [2020-10-28 17:05:55,651 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 17:05:55,651 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:05:55,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:05:55,652 INFO L82 PathProgramCache]: Analyzing trace with hash -892625288, now seen corresponding path program 1 times [2020-10-28 17:05:55,652 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:05:55,652 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2001942504] [2020-10-28 17:05:55,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:05:55,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:55,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:55,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:56,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:57,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:57,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-28 17:05:57,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:05:57,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1401 [2020-10-28 17:05:57,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:57,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:57,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:05:57,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 66 [2020-10-28 17:05:57,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-28 17:05:57,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:05:57,635 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:05:57,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:05:57,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:57,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:57,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:57,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:57,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:57,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-28 17:05:57,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:57,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:57,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:57,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:57,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:57,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:57,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:05:57,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:57,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:57,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:57,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:57,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:57,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:05:57,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:57,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:57,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:57,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:57,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:57,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:57,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:05:57,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:57,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:57,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:57,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:57,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:57,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:05:57,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:57,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:57,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:57,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:57,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:57,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:57,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:05:57,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:57,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:57,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:57,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:57,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:57,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:57,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:57,709 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:57,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:57,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:57,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:57,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:57,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 17:05:57,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:57,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:57,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:57,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:57,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:57,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:05:57,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:57,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:57,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:57,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:57,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:57,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:57,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:05:57,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:57,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:57,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:57,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:57,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:57,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:05:57,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:57,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:57,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:05:57,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:57,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:05:57,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:57,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 17:05:57,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:57,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:57,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:57,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 17:05:57,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:57,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 17:05:57,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:57,754 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:57,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:05:57,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:57,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:05:57,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:57,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:05:57,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:57,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:57,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:57,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:57,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:57,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:05:57,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:57,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:57,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:05:57,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:57,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:05:57,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:57,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 17:05:57,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:57,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:57,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:57,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 17:05:57,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:57,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:05:57,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:57,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:57,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:05:57,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:57,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 17:05:57,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:57,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-28 17:05:57,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:57,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:57,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:57,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:57,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:57,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:05:57,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:57,830 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:57,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:05:57,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:57,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:05:57,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:57,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-28 17:05:57,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:05:57,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:05:57,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:05:57,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:05:57,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:05:57,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:05:57,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:05:57,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:05:57,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:05:57,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:05:57,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:05:57,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:05:57,860 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-28 17:05:57,860 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2001942504] [2020-10-28 17:05:57,860 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:05:57,861 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-28 17:05:57,861 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899285107] [2020-10-28 17:05:57,861 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 17:05:57,862 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:05:57,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 17:05:57,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-10-28 17:05:57,863 INFO L87 Difference]: Start difference. First operand 147 states and 172 transitions. Second operand 11 states. [2020-10-28 17:05:58,592 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:05:59,786 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-28 17:06:00,309 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:06:00,762 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 17:06:01,309 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-28 17:06:01,788 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:06:02,238 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 214 [2020-10-28 17:06:03,050 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:06:03,582 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 215 [2020-10-28 17:06:04,087 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 217 [2020-10-28 17:06:04,544 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-28 17:06:05,883 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 17:06:06,322 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:06:06,785 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 17:06:07,342 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 17:06:07,910 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 212 [2020-10-28 17:06:08,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:06:08,372 INFO L93 Difference]: Finished difference Result 480 states and 606 transitions. [2020-10-28 17:06:08,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-10-28 17:06:08,373 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 69 [2020-10-28 17:06:08,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:06:08,375 INFO L225 Difference]: With dead ends: 480 [2020-10-28 17:06:08,375 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 17:06:08,380 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 197 ImplicationChecksByTransitivity, 7.4s TimeCoverageRelationStatistics Valid=262, Invalid=730, Unknown=0, NotChecked=0, Total=992 [2020-10-28 17:06:08,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 17:06:08,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 17:06:08,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 17:06:08,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 17:06:08,382 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 69 [2020-10-28 17:06:08,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:06:08,382 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 17:06:08,382 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 17:06:08,382 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 17:06:08,382 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 17:06:08,382 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 17:06:08,385 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 17:06:12,041 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-28 17:06:12,329 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 20 [2020-10-28 17:06:12,653 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 26 [2020-10-28 17:06:13,001 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 25 [2020-10-28 17:06:13,329 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 25 [2020-10-28 17:06:14,392 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 170 DAG size of output: 28 [2020-10-28 17:06:15,101 WARN L193 SmtUtils]: Spent 703.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 31 [2020-10-28 17:06:15,431 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-28 17:06:15,754 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-28 17:06:16,407 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 3 [2020-10-28 17:06:16,778 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 17:06:17,761 WARN L193 SmtUtils]: Spent 922.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 23 [2020-10-28 17:06:18,083 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-28 17:06:18,406 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 1 [2020-10-28 17:06:19,275 WARN L193 SmtUtils]: Spent 864.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 16 [2020-10-28 17:06:19,603 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-28 17:06:19,941 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 26 [2020-10-28 17:06:20,269 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 25 [2020-10-28 17:06:21,135 WARN L193 SmtUtils]: Spent 863.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 16 [2020-10-28 17:06:22,045 WARN L193 SmtUtils]: Spent 903.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 19 [2020-10-28 17:06:23,016 WARN L193 SmtUtils]: Spent 953.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 16 [2020-10-28 17:06:23,616 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 12 [2020-10-28 17:06:23,941 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 25 [2020-10-28 17:06:24,275 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 15 [2020-10-28 17:06:24,603 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 25 [2020-10-28 17:06:25,321 WARN L193 SmtUtils]: Spent 713.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 31 [2020-10-28 17:06:25,651 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 25 [2020-10-28 17:06:25,976 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 25 [2020-10-28 17:06:26,701 WARN L193 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 3 [2020-10-28 17:06:27,340 WARN L193 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 7 [2020-10-28 17:06:27,356 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 17:06:27,356 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 17:06:27,356 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 17:06:27,357 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 17:06:27,357 INFO L274 CegarLoopResult]: For program point L598(lines 598 602) no Hoare annotation was computed. [2020-10-28 17:06:27,357 INFO L274 CegarLoopResult]: For program point L598-1(lines 598 602) no Hoare annotation was computed. [2020-10-28 17:06:27,357 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 567 622) no Hoare annotation was computed. [2020-10-28 17:06:27,357 INFO L274 CegarLoopResult]: For program point L593(line 593) no Hoare annotation was computed. [2020-10-28 17:06:27,357 INFO L274 CegarLoopResult]: For program point L592-2(lines 592 613) no Hoare annotation was computed. [2020-10-28 17:06:27,357 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 567 622) no Hoare annotation was computed. [2020-10-28 17:06:27,357 INFO L274 CegarLoopResult]: For program point L614(lines 591 615) no Hoare annotation was computed. [2020-10-28 17:06:27,357 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 567 622) no Hoare annotation was computed. [2020-10-28 17:06:27,358 INFO L274 CegarLoopResult]: For program point L668(line 668) no Hoare annotation was computed. [2020-10-28 17:06:27,358 INFO L274 CegarLoopResult]: For program point L668-1(line 668) no Hoare annotation was computed. [2020-10-28 17:06:27,358 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 623 682) no Hoare annotation was computed. [2020-10-28 17:06:27,358 INFO L274 CegarLoopResult]: For program point L655(lines 655 659) no Hoare annotation was computed. [2020-10-28 17:06:27,358 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 623 682) no Hoare annotation was computed. [2020-10-28 17:06:27,358 INFO L274 CegarLoopResult]: For program point L655-1(lines 655 659) no Hoare annotation was computed. [2020-10-28 17:06:27,358 INFO L274 CegarLoopResult]: For program point L650(line 650) no Hoare annotation was computed. [2020-10-28 17:06:27,358 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 623 682) no Hoare annotation was computed. [2020-10-28 17:06:27,358 INFO L274 CegarLoopResult]: For program point L649-2(lines 649 674) no Hoare annotation was computed. [2020-10-28 17:06:27,358 INFO L274 CegarLoopResult]: For program point L675(lines 648 676) no Hoare annotation was computed. [2020-10-28 17:06:27,359 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 899 905) the Hoare annotation is: true [2020-10-28 17:06:27,359 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 899 905) no Hoare annotation was computed. [2020-10-28 17:06:27,359 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 906 914) no Hoare annotation was computed. [2020-10-28 17:06:27,359 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 906 914) the Hoare annotation is: true [2020-10-28 17:06:27,359 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 906 914) no Hoare annotation was computed. [2020-10-28 17:06:27,359 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 46 53) the Hoare annotation is: (or (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= 1 ~systemActive~0))) [2020-10-28 17:06:27,359 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 46 53) no Hoare annotation was computed. [2020-10-28 17:06:27,359 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 46 53) no Hoare annotation was computed. [2020-10-28 17:06:27,359 INFO L270 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 54 63) the Hoare annotation is: (let ((.cse0 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|))) (and (or .cse0 (not (= 1 ~systemActive~0))) (or .cse0 (and (= |old(~switchedOnBeforeTS~0)| 0) (or (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))))))) [2020-10-28 17:06:27,360 INFO L274 CegarLoopResult]: For program point L59(line 59) no Hoare annotation was computed. [2020-10-28 17:06:27,360 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 54 63) no Hoare annotation was computed. [2020-10-28 17:06:27,360 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 54 63) no Hoare annotation was computed. [2020-10-28 17:06:27,360 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 64 92) the Hoare annotation is: true [2020-10-28 17:06:27,360 INFO L270 CegarLoopResult]: At program point L79(line 79) the Hoare annotation is: (or (not (<= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) [2020-10-28 17:06:27,360 INFO L274 CegarLoopResult]: For program point L77(lines 77 83) no Hoare annotation was computed. [2020-10-28 17:06:27,360 INFO L274 CegarLoopResult]: For program point L76(lines 76 86) no Hoare annotation was computed. [2020-10-28 17:06:27,360 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 64 92) no Hoare annotation was computed. [2020-10-28 17:06:27,361 INFO L277 CegarLoopResult]: At program point L74(line 74) the Hoare annotation is: true [2020-10-28 17:06:27,361 INFO L274 CegarLoopResult]: For program point L74-1(line 74) no Hoare annotation was computed. [2020-10-28 17:06:27,361 INFO L274 CegarLoopResult]: For program point L72(lines 72 89) no Hoare annotation was computed. [2020-10-28 17:06:27,361 INFO L274 CegarLoopResult]: For program point L72-1(lines 64 92) no Hoare annotation was computed. [2020-10-28 17:06:27,361 INFO L277 CegarLoopResult]: At program point L70(line 70) the Hoare annotation is: true [2020-10-28 17:06:27,361 INFO L274 CegarLoopResult]: For program point L70-1(line 70) no Hoare annotation was computed. [2020-10-28 17:06:27,361 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 491 513) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-28 17:06:27,362 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 491 513) no Hoare annotation was computed. [2020-10-28 17:06:27,362 INFO L270 CegarLoopResult]: At program point L503(line 503) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-28 17:06:27,362 INFO L270 CegarLoopResult]: At program point L503-1(line 503) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-28 17:06:27,362 INFO L274 CegarLoopResult]: For program point L501(lines 501 508) no Hoare annotation was computed. [2020-10-28 17:06:27,362 INFO L274 CegarLoopResult]: For program point L501-1(lines 501 508) no Hoare annotation was computed. [2020-10-28 17:06:27,362 INFO L274 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-10-28 17:06:27,363 INFO L270 CegarLoopResult]: At program point L498(line 498) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-28 17:06:27,363 INFO L270 CegarLoopResult]: At program point L497(line 497) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-28 17:06:27,363 INFO L270 CegarLoopResult]: At program point L497-1(line 497) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-28 17:06:27,363 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 491 513) no Hoare annotation was computed. [2020-10-28 17:06:27,363 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 446 469) no Hoare annotation was computed. [2020-10-28 17:06:27,363 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 446 469) no Hoare annotation was computed. [2020-10-28 17:06:27,363 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 446 469) no Hoare annotation was computed. [2020-10-28 17:06:27,364 INFO L274 CegarLoopResult]: For program point L464(line 464) no Hoare annotation was computed. [2020-10-28 17:06:27,364 INFO L274 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-10-28 17:06:27,364 INFO L274 CegarLoopResult]: For program point L462(line 462) no Hoare annotation was computed. [2020-10-28 17:06:27,364 INFO L274 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-10-28 17:06:27,364 INFO L274 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-10-28 17:06:27,364 INFO L274 CegarLoopResult]: For program point L459(line 459) no Hoare annotation was computed. [2020-10-28 17:06:27,364 INFO L274 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-10-28 17:06:27,364 INFO L274 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-10-28 17:06:27,364 INFO L274 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-10-28 17:06:27,364 INFO L274 CegarLoopResult]: For program point L455(line 455) no Hoare annotation was computed. [2020-10-28 17:06:27,364 INFO L274 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-10-28 17:06:27,364 INFO L274 CegarLoopResult]: For program point L453(line 453) no Hoare annotation was computed. [2020-10-28 17:06:27,364 INFO L274 CegarLoopResult]: For program point L452(line 452) no Hoare annotation was computed. [2020-10-28 17:06:27,365 INFO L274 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-10-28 17:06:27,365 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 230 244) no Hoare annotation was computed. [2020-10-28 17:06:27,365 INFO L270 CegarLoopResult]: At program point L236(line 236) the Hoare annotation is: (and (= |old(~systemActive~0)| ~systemActive~0) (or (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~switchedOnBeforeTS~0 0))) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 17:06:27,365 INFO L274 CegarLoopResult]: For program point L234(lines 234 240) no Hoare annotation was computed. [2020-10-28 17:06:27,365 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 230 244) the Hoare annotation is: (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-28 17:06:27,365 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 230 244) no Hoare annotation was computed. [2020-10-28 17:06:27,365 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 140 147) no Hoare annotation was computed. [2020-10-28 17:06:27,365 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 140 147) no Hoare annotation was computed. [2020-10-28 17:06:27,365 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 140 147) no Hoare annotation was computed. [2020-10-28 17:06:27,366 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 185 193) no Hoare annotation was computed. [2020-10-28 17:06:27,366 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 185 193) the Hoare annotation is: true [2020-10-28 17:06:27,366 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 185 193) no Hoare annotation was computed. [2020-10-28 17:06:27,366 INFO L274 CegarLoopResult]: For program point L224(line 224) no Hoare annotation was computed. [2020-10-28 17:06:27,366 INFO L274 CegarLoopResult]: For program point L224-1(line 224) no Hoare annotation was computed. [2020-10-28 17:06:27,366 INFO L274 CegarLoopResult]: For program point L213(lines 213 221) no Hoare annotation was computed. [2020-10-28 17:06:27,366 INFO L274 CegarLoopResult]: For program point L213-2(lines 213 221) no Hoare annotation was computed. [2020-10-28 17:06:27,366 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 194 229) no Hoare annotation was computed. [2020-10-28 17:06:27,366 INFO L274 CegarLoopResult]: For program point L201(lines 201 209) no Hoare annotation was computed. [2020-10-28 17:06:27,367 INFO L274 CegarLoopResult]: For program point L201-2(lines 201 209) no Hoare annotation was computed. [2020-10-28 17:06:27,367 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 194 229) no Hoare annotation was computed. [2020-10-28 17:06:27,367 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 194 229) no Hoare annotation was computed. [2020-10-28 17:06:27,367 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 892 898) no Hoare annotation was computed. [2020-10-28 17:06:27,367 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 892 898) the Hoare annotation is: true [2020-10-28 17:06:27,367 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 521 566) no Hoare annotation was computed. [2020-10-28 17:06:27,367 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 521 566) no Hoare annotation was computed. [2020-10-28 17:06:27,367 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 521 566) no Hoare annotation was computed. [2020-10-28 17:06:27,367 INFO L274 CegarLoopResult]: For program point L865(lines 865 866) no Hoare annotation was computed. [2020-10-28 17:06:27,368 INFO L274 CegarLoopResult]: For program point L858(lines 858 859) no Hoare annotation was computed. [2020-10-28 17:06:27,368 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 834 879) no Hoare annotation was computed. [2020-10-28 17:06:27,368 INFO L274 CegarLoopResult]: For program point L854(lines 854 861) no Hoare annotation was computed. [2020-10-28 17:06:27,368 INFO L274 CegarLoopResult]: For program point L848(lines 848 868) no Hoare annotation was computed. [2020-10-28 17:06:27,368 INFO L274 CegarLoopResult]: For program point L848-1(lines 848 868) no Hoare annotation was computed. [2020-10-28 17:06:27,368 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 858 859) no Hoare annotation was computed. [2020-10-28 17:06:27,368 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 865 866) no Hoare annotation was computed. [2020-10-28 17:06:27,368 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 834 879) no Hoare annotation was computed. [2020-10-28 17:06:27,369 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 834 879) no Hoare annotation was computed. [2020-10-28 17:06:27,369 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 477 487) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-28 17:06:27,369 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 477 487) no Hoare annotation was computed. [2020-10-28 17:06:27,369 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 477 487) no Hoare annotation was computed. [2020-10-28 17:06:27,369 INFO L270 CegarLoopResult]: At program point L482(line 482) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (= 1 ~systemActive~0) (not (<= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) [2020-10-28 17:06:27,369 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 174 184) no Hoare annotation was computed. [2020-10-28 17:06:27,369 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 174 184) no Hoare annotation was computed. [2020-10-28 17:06:27,369 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 174 184) no Hoare annotation was computed. [2020-10-28 17:06:27,369 INFO L274 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-10-28 17:06:27,370 INFO L274 CegarLoopResult]: For program point L179-1(line 179) no Hoare annotation was computed. [2020-10-28 17:06:27,370 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 166 173) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2020-10-28 17:06:27,370 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 166 173) no Hoare annotation was computed. [2020-10-28 17:06:27,370 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 166 173) no Hoare annotation was computed. [2020-10-28 17:06:27,372 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 133 139) no Hoare annotation was computed. [2020-10-28 17:06:27,372 INFO L277 CegarLoopResult]: At program point processEnvironmentFINAL(lines 133 139) the Hoare annotation is: true [2020-10-28 17:06:27,372 INFO L270 CegarLoopResult]: At program point testENTRY(lines 337 404) 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))) [2020-10-28 17:06:27,372 INFO L274 CegarLoopResult]: For program point L349(lines 349 353) no Hoare annotation was computed. [2020-10-28 17:06:27,373 INFO L274 CegarLoopResult]: For program point testFINAL(lines 337 404) no Hoare annotation was computed. [2020-10-28 17:06:27,373 INFO L270 CegarLoopResult]: At program point L397(lines 346 398) the Hoare annotation is: (not (= |old(~systemActive~0)| 1)) [2020-10-28 17:06:27,373 INFO L270 CegarLoopResult]: At program point L387(line 387) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse0 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and .cse0 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)))) [2020-10-28 17:06:27,373 INFO L274 CegarLoopResult]: For program point L385(lines 385 391) no Hoare annotation was computed. [2020-10-28 17:06:27,373 INFO L270 CegarLoopResult]: At program point L385-1(lines 377 392) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse0 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and .cse0 (not (= ~switchedOnBeforeTS~0 0))) (and .cse0 (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)))) [2020-10-28 17:06:27,373 INFO L274 CegarLoopResult]: For program point L348(lines 347 396) no Hoare annotation was computed. [2020-10-28 17:06:27,373 INFO L270 CegarLoopResult]: At program point L379(line 379) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse0 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and .cse0 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)))) [2020-10-28 17:06:27,373 INFO L274 CegarLoopResult]: For program point L377(lines 377 392) no Hoare annotation was computed. [2020-10-28 17:06:27,374 INFO L270 CegarLoopResult]: At program point L369(line 369) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse0 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and .cse0 (= 1 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)))) [2020-10-28 17:06:27,374 INFO L274 CegarLoopResult]: For program point L367(lines 367 373) no Hoare annotation was computed. [2020-10-28 17:06:27,374 INFO L274 CegarLoopResult]: For program point L367-1(lines 367 373) no Hoare annotation was computed. [2020-10-28 17:06:27,374 INFO L270 CegarLoopResult]: At program point L394(lines 347 396) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse0 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)))) [2020-10-28 17:06:27,374 INFO L270 CegarLoopResult]: At program point L359(line 359) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse0 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)))) [2020-10-28 17:06:27,374 INFO L274 CegarLoopResult]: For program point L357(lines 357 363) no Hoare annotation was computed. [2020-10-28 17:06:27,374 INFO L274 CegarLoopResult]: For program point L357-1(lines 357 363) no Hoare annotation was computed. [2020-10-28 17:06:27,374 INFO L274 CegarLoopResult]: For program point testEXIT(lines 337 404) no Hoare annotation was computed. [2020-10-28 17:06:27,374 INFO L274 CegarLoopResult]: For program point L802-1(lines 802 822) no Hoare annotation was computed. [2020-10-28 17:06:27,375 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 812 813) no Hoare annotation was computed. [2020-10-28 17:06:27,375 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 819 820) no Hoare annotation was computed. [2020-10-28 17:06:27,375 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 788 833) no Hoare annotation was computed. [2020-10-28 17:06:27,375 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 788 833) no Hoare annotation was computed. [2020-10-28 17:06:27,375 INFO L274 CegarLoopResult]: For program point L819(lines 819 820) no Hoare annotation was computed. [2020-10-28 17:06:27,375 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 788 833) no Hoare annotation was computed. [2020-10-28 17:06:27,375 INFO L274 CegarLoopResult]: For program point L812(lines 812 813) no Hoare annotation was computed. [2020-10-28 17:06:27,375 INFO L274 CegarLoopResult]: For program point L808(lines 808 815) no Hoare annotation was computed. [2020-10-28 17:06:27,375 INFO L274 CegarLoopResult]: For program point L802(lines 802 822) no Hoare annotation was computed. [2020-10-28 17:06:27,375 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 303 325) no Hoare annotation was computed. [2020-10-28 17:06:27,376 INFO L274 CegarLoopResult]: For program point L311(lines 311 319) no Hoare annotation was computed. [2020-10-28 17:06:27,376 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 303 325) no Hoare annotation was computed. [2020-10-28 17:06:27,376 INFO L274 CegarLoopResult]: For program point L311-2(lines 311 319) no Hoare annotation was computed. [2020-10-28 17:06:27,376 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 303 325) no Hoare annotation was computed. [2020-10-28 17:06:27,376 INFO L274 CegarLoopResult]: For program point L735(lines 734 754) no Hoare annotation was computed. [2020-10-28 17:06:27,376 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 685 787) no Hoare annotation was computed. [2020-10-28 17:06:27,376 INFO L274 CegarLoopResult]: For program point L766(line 766) no Hoare annotation was computed. [2020-10-28 17:06:27,376 INFO L274 CegarLoopResult]: For program point L766-1(line 766) no Hoare annotation was computed. [2020-10-28 17:06:27,376 INFO L274 CegarLoopResult]: For program point L731(lines 731 772) no Hoare annotation was computed. [2020-10-28 17:06:27,376 INFO L274 CegarLoopResult]: For program point L750(line 750) no Hoare annotation was computed. [2020-10-28 17:06:27,376 INFO L274 CegarLoopResult]: For program point L750-1(line 750) no Hoare annotation was computed. [2020-10-28 17:06:27,377 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 685 787) no Hoare annotation was computed. [2020-10-28 17:06:27,377 INFO L274 CegarLoopResult]: For program point L709(lines 709 713) no Hoare annotation was computed. [2020-10-28 17:06:27,377 INFO L274 CegarLoopResult]: For program point L773(lines 773 784) no Hoare annotation was computed. [2020-10-28 17:06:27,377 INFO L274 CegarLoopResult]: For program point L736(lines 736 740) no Hoare annotation was computed. [2020-10-28 17:06:27,377 INFO L274 CegarLoopResult]: For program point L734-2(lines 734 754) no Hoare annotation was computed. [2020-10-28 17:06:27,377 INFO L274 CegarLoopResult]: For program point L755(lines 733 756) no Hoare annotation was computed. [2020-10-28 17:06:27,377 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 685 787) no Hoare annotation was computed. [2020-10-28 17:06:27,377 INFO L274 CegarLoopResult]: For program point L714(lines 714 730) no Hoare annotation was computed. [2020-10-28 17:06:27,377 INFO L274 CegarLoopResult]: For program point L774(lines 774 781) no Hoare annotation was computed. [2020-10-28 17:06:27,377 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 882 891) no Hoare annotation was computed. [2020-10-28 17:06:27,377 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 882 891) no Hoare annotation was computed. [2020-10-28 17:06:27,378 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 882 891) no Hoare annotation was computed. [2020-10-28 17:06:27,378 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:06:27,378 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.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~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 17:06:27,378 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:06:27,378 INFO L274 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-10-28 17:06:27,378 INFO L274 CegarLoopResult]: For program point L160-1(lines 149 165) no Hoare annotation was computed. [2020-10-28 17:06:27,379 INFO L274 CegarLoopResult]: For program point L156(lines 156 162) no Hoare annotation was computed. [2020-10-28 17:06:27,379 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 149 165) no Hoare annotation was computed. [2020-10-28 17:06:27,379 INFO L274 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-10-28 17:06:27,379 INFO L274 CegarLoopResult]: For program point L154-1(line 154) no Hoare annotation was computed. [2020-10-28 17:06:27,379 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 149 165) no Hoare annotation was computed. [2020-10-28 17:06:27,379 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 326 334) the Hoare annotation is: true [2020-10-28 17:06:27,379 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 326 334) no Hoare annotation was computed. [2020-10-28 17:06:27,379 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 326 334) no Hoare annotation was computed. [2020-10-28 17:06:27,379 INFO L274 CegarLoopResult]: For program point L286-1(lines 282 293) no Hoare annotation was computed. [2020-10-28 17:06:27,379 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 282 293) the Hoare annotation is: (let ((.cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (not (= 1 ~systemActive~0)) .cse0) (or (not (<= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse0 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))))) [2020-10-28 17:06:27,380 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 282 293) no Hoare annotation was computed. [2020-10-28 17:06:27,380 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:06:27,380 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 17:06:27,380 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:06:27,380 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 294 302) no Hoare annotation was computed. [2020-10-28 17:06:27,380 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 294 302) no Hoare annotation was computed. [2020-10-28 17:06:27,380 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 294 302) no Hoare annotation was computed. [2020-10-28 17:06:27,380 INFO L270 CegarLoopResult]: At program point L122(line 122) the Hoare annotation is: (let ((.cse0 (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)))) (and (or (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~switchedOnBeforeTS~0 0))) (or .cse0 (not (= 1 ~systemActive~0))) (or .cse0 (and (= |old(~switchedOnBeforeTS~0)| 0) (or (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))))))) [2020-10-28 17:06:27,381 INFO L270 CegarLoopResult]: At program point L120(lines 120 126) the Hoare annotation is: (let ((.cse0 (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)))) (and (or (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~switchedOnBeforeTS~0 0))) (or .cse0 (not (= 1 ~systemActive~0))) (or .cse0 (and (= |old(~switchedOnBeforeTS~0)| 0) (or (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))))))) [2020-10-28 17:06:27,381 INFO L270 CegarLoopResult]: At program point L115(line 115) the Hoare annotation is: (let ((.cse0 (not (= ~switchedOnBeforeTS~0 0))) (.cse1 (<= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse2 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (and (or (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse0) (not (<= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0))) (or (= |old(~switchedOnBeforeTS~0)| 0) (and .cse1 .cse0 .cse2)) (or (and .cse1 .cse2) (not (= 1 ~systemActive~0))))) [2020-10-28 17:06:27,381 INFO L274 CegarLoopResult]: For program point L113(lines 109 131) no Hoare annotation was computed. [2020-10-28 17:06:27,381 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 106 132) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 (not (= 1 ~systemActive~0))) (or .cse0 (and (= |old(~switchedOnBeforeTS~0)| 0) (or (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))))))) [2020-10-28 17:06:27,381 INFO L274 CegarLoopResult]: For program point L111(lines 109 131) no Hoare annotation was computed. [2020-10-28 17:06:27,381 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 106 132) no Hoare annotation was computed. [2020-10-28 17:06:27,381 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 106 132) no Hoare annotation was computed. [2020-10-28 17:06:27,381 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 416 445) no Hoare annotation was computed. [2020-10-28 17:06:27,382 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 416 445) the Hoare annotation is: true [2020-10-28 17:06:27,382 INFO L277 CegarLoopResult]: At program point L441(lines 416 445) the Hoare annotation is: true [2020-10-28 17:06:27,382 INFO L274 CegarLoopResult]: For program point L437(line 437) no Hoare annotation was computed. [2020-10-28 17:06:27,382 INFO L274 CegarLoopResult]: For program point L430(lines 430 434) no Hoare annotation was computed. [2020-10-28 17:06:27,382 INFO L277 CegarLoopResult]: At program point L430-1(lines 430 434) the Hoare annotation is: true [2020-10-28 17:06:27,382 INFO L274 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2020-10-28 17:06:27,382 INFO L277 CegarLoopResult]: At program point L426-2(lines 426 440) the Hoare annotation is: true [2020-10-28 17:06:27,382 INFO L277 CegarLoopResult]: At program point L422(line 422) the Hoare annotation is: true [2020-10-28 17:06:27,382 INFO L274 CegarLoopResult]: For program point L422-1(line 422) no Hoare annotation was computed. [2020-10-28 17:06:27,383 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 258 269) the Hoare annotation is: (or (not (<= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 0) (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) [2020-10-28 17:06:27,383 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 258 269) no Hoare annotation was computed. [2020-10-28 17:06:27,383 INFO L274 CegarLoopResult]: For program point L262-1(lines 258 269) no Hoare annotation was computed. [2020-10-28 17:06:27,383 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 470 476) no Hoare annotation was computed. [2020-10-28 17:06:27,383 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 470 476) the Hoare annotation is: true [2020-10-28 17:06:27,383 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 17:06:27,383 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~switchedOnBeforeTS~0 ~pumpRunning~0) (= 1 ~systemActive~0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) [2020-10-28 17:06:27,383 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 17:06:27,383 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 17:06:27,384 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 245 252) no Hoare annotation was computed. [2020-10-28 17:06:27,384 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 245 252) the Hoare annotation is: (= |old(~systemActive~0)| ~systemActive~0) [2020-10-28 17:06:27,384 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 245 252) no Hoare annotation was computed. [2020-10-28 17:06:27,384 INFO L274 CegarLoopResult]: For program point L274-1(lines 270 281) no Hoare annotation was computed. [2020-10-28 17:06:27,384 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 270 281) no Hoare annotation was computed. [2020-10-28 17:06:27,384 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 270 281) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 (not (= 1 ~systemActive~0))) (or (not (<= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse0 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))))) [2020-10-28 17:06:27,384 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 406 413) no Hoare annotation was computed. [2020-10-28 17:06:27,384 INFO L274 CegarLoopResult]: For program point L410(line 410) no Hoare annotation was computed. [2020-10-28 17:06:27,385 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 406 413) the Hoare annotation is: true [2020-10-28 17:06:27,385 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 406 413) no Hoare annotation was computed. [2020-10-28 17:06:27,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 05:06:27 BoogieIcfgContainer [2020-10-28 17:06:27,402 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 17:06:27,404 INFO L168 Benchmark]: Toolchain (without parser) took 55102.12 ms. Allocated memory was 151.0 MB in the beginning and 694.2 MB in the end (delta: 543.2 MB). Free memory was 125.0 MB in the beginning and 296.4 MB in the end (delta: -171.4 MB). Peak memory consumption was 414.3 MB. Max. memory is 8.0 GB. [2020-10-28 17:06:27,405 INFO L168 Benchmark]: CDTParser took 0.67 ms. Allocated memory is still 151.0 MB. Free memory is still 125.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 17:06:27,406 INFO L168 Benchmark]: CACSL2BoogieTranslator took 624.84 ms. Allocated memory is still 151.0 MB. Free memory was 124.3 MB in the beginning and 104.0 MB in the end (delta: 20.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-28 17:06:27,406 INFO L168 Benchmark]: Boogie Preprocessor took 97.23 ms. Allocated memory is still 151.0 MB. Free memory was 103.7 MB in the beginning and 100.2 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-10-28 17:06:27,407 INFO L168 Benchmark]: RCFGBuilder took 1533.15 ms. Allocated memory is still 151.0 MB. Free memory was 99.8 MB in the beginning and 80.5 MB in the end (delta: 19.3 MB). Peak memory consumption was 40.1 MB. Max. memory is 8.0 GB. [2020-10-28 17:06:27,408 INFO L168 Benchmark]: TraceAbstraction took 52835.60 ms. Allocated memory was 151.0 MB in the beginning and 694.2 MB in the end (delta: 543.2 MB). Free memory was 80.0 MB in the beginning and 296.4 MB in the end (delta: -216.4 MB). Peak memory consumption was 369.0 MB. Max. memory is 8.0 GB. [2020-10-28 17:06:27,412 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67 ms. Allocated memory is still 151.0 MB. Free memory is still 125.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 624.84 ms. Allocated memory is still 151.0 MB. Free memory was 124.3 MB in the beginning and 104.0 MB in the end (delta: 20.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 97.23 ms. Allocated memory is still 151.0 MB. Free memory was 103.7 MB in the beginning and 100.2 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1533.15 ms. Allocated memory is still 151.0 MB. Free memory was 99.8 MB in the beginning and 80.5 MB in the end (delta: 19.3 MB). Peak memory consumption was 40.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 52835.60 ms. Allocated memory was 151.0 MB in the beginning and 694.2 MB in the end (delta: 543.2 MB). Free memory was 80.0 MB in the beginning and 296.4 MB in the end (delta: -216.4 MB). Peak memory consumption was 369.0 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: 819]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 812]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 858]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 865]: 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: 347]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || ((switchedOnBeforeTS <= pumpRunning && splverifierCounter <= 0) && pumpRunning <= switchedOnBeforeTS)) || (((((\old(systemActive) == systemActive && \old(waterLevel) == waterLevel) && splverifierCounter <= 0) && pumpRunning == \old(pumpRunning)) && switchedOnBeforeTS == \old(switchedOnBeforeTS)) && \old(methaneLevelCritical) == methaneLevelCritical) - InvariantResult [Line: 426]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: !(\old(systemActive) == 1) - InvariantResult [Line: 416]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 233 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 33.7s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 15.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 18.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 465 SDtfs, 541 SDslu, 345 SDs, 0 SdLazy, 1706 SolverSat, 434 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 130 GetRequests, 87 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 199 ImplicationChecksByTransitivity, 9.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=151occurred in iteration=0, 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, 4 MinimizatonAttempts, 106 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 50 LocationsWithAnnotation, 277 PreInvPairs, 337 NumberOfFragments, 995 HoareAnnotationTreeSize, 277 FomulaSimplifications, 30864 FormulaSimplificationTreeSizeReduction, 3.3s HoareSimplificationTime, 50 FomulaSimplificationsInter, 19628 FormulaSimplificationTreeSizeReductionInter, 15.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 17.5s InterpolantComputationTime, 256 NumberOfCodeBlocks, 256 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 252 ConstructedInterpolants, 0 QuantifiedInterpolants, 82160 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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...