/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_spec1_product09.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 16:38:36,382 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 16:38:36,384 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 16:38:36,418 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 16:38:36,419 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 16:38:36,420 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 16:38:36,422 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 16:38:36,424 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 16:38:36,426 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 16:38:36,427 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 16:38:36,429 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 16:38:36,430 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 16:38:36,430 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 16:38:36,432 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 16:38:36,433 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 16:38:36,434 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 16:38:36,435 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 16:38:36,436 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 16:38:36,438 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 16:38:36,444 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 16:38:36,446 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 16:38:36,450 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 16:38:36,453 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 16:38:36,454 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 16:38:36,457 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 16:38:36,458 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 16:38:36,458 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 16:38:36,459 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 16:38:36,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 16:38:36,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 16:38:36,467 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 16:38:36,468 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 16:38:36,471 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 16:38:36,472 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 16:38:36,474 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 16:38:36,475 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 16:38:36,475 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 16:38:36,476 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 16:38:36,476 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 16:38:36,477 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 16:38:36,478 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 16:38:36,479 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-28 16:38:36,542 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 16:38:36,542 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 16:38:36,544 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 16:38:36,545 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 16:38:36,545 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 16:38:36,546 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 16:38:36,546 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 16:38:36,546 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 16:38:36,546 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 16:38:36,547 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 16:38:36,548 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 16:38:36,548 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 16:38:36,548 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 16:38:36,548 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 16:38:36,548 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 16:38:36,549 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 16:38:36,549 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 16:38:36,549 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 16:38:36,549 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 16:38:36,550 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 16:38:36,550 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 16:38:36,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:38:36,550 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 16:38:36,550 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 16:38:36,551 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 16:38:36,551 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 16:38:36,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 16:38:36,551 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 16:38:36,551 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 16:38:36,552 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 16:38:36,959 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 16:38:36,982 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 16:38:36,985 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 16:38:36,987 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 16:38:36,987 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 16:38:36,988 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product09.cil.c [2020-10-28 16:38:37,070 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/48455fabe/bc269e54bd1d4741b1242dc6d5e6fbd3/FLAG59a4cd5a3 [2020-10-28 16:38:37,713 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 16:38:37,714 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product09.cil.c [2020-10-28 16:38:37,729 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/48455fabe/bc269e54bd1d4741b1242dc6d5e6fbd3/FLAG59a4cd5a3 [2020-10-28 16:38:38,030 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/48455fabe/bc269e54bd1d4741b1242dc6d5e6fbd3 [2020-10-28 16:38:38,033 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 16:38:38,040 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 16:38:38,043 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 16:38:38,044 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 16:38:38,048 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 16:38:38,049 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:38:38" (1/1) ... [2020-10-28 16:38:38,054 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@560f028b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:38:38, skipping insertion in model container [2020-10-28 16:38:38,055 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:38:38" (1/1) ... [2020-10-28 16:38:38,063 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 16:38:38,136 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 16:38:38,461 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:38:38,472 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 16:38:38,582 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:38:38,639 INFO L208 MainTranslator]: Completed translation [2020-10-28 16:38:38,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:38:38 WrapperNode [2020-10-28 16:38:38,641 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 16:38:38,642 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 16:38:38,643 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 16:38:38,643 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 16:38:38,661 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:38:38" (1/1) ... [2020-10-28 16:38:38,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:38:38" (1/1) ... [2020-10-28 16:38:38,709 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:38:38" (1/1) ... [2020-10-28 16:38:38,710 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:38:38" (1/1) ... [2020-10-28 16:38:38,762 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:38:38" (1/1) ... [2020-10-28 16:38:38,782 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:38:38" (1/1) ... [2020-10-28 16:38:38,792 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:38:38" (1/1) ... [2020-10-28 16:38:38,807 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 16:38:38,808 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 16:38:38,808 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 16:38:38,808 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 16:38:38,809 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:38:38" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:38:38,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 16:38:38,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 16:38:38,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 16:38:38,925 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 16:38:38,925 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 16:38:38,926 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 16:38:38,926 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 16:38:38,926 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 16:38:38,926 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 16:38:38,926 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 16:38:38,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 16:38:38,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 16:38:38,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 16:38:38,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 16:38:38,928 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 16:38:38,929 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 16:38:38,929 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 16:38:38,929 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 16:38:38,929 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 16:38:38,929 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 16:38:38,929 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 16:38:38,930 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 16:38:38,930 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 16:38:38,930 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 16:38:38,930 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 16:38:38,930 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 16:38:38,930 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 16:38:38,930 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 16:38:38,931 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-10-28 16:38:38,931 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 16:38:38,931 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 16:38:38,931 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 16:38:38,931 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 16:38:38,931 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 16:38:38,932 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 16:38:38,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-28 16:38:38,932 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 16:38:38,932 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 16:38:38,932 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 16:38:38,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 16:38:38,932 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 16:38:38,933 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 16:38:38,933 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 16:38:38,933 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 16:38:38,933 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 16:38:38,933 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 16:38:38,933 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 16:38:38,933 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 16:38:38,934 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 16:38:38,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 16:38:38,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 16:38:38,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 16:38:38,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 16:38:38,935 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 16:38:38,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 16:38:38,935 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 16:38:38,935 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 16:38:38,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 16:38:38,936 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 16:38:38,936 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 16:38:38,936 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 16:38:38,936 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 16:38:38,937 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 16:38:38,937 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 16:38:38,937 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 16:38:38,937 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 16:38:38,937 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 16:38:38,937 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 16:38:38,938 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 16:38:38,938 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 16:38:38,938 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 16:38:38,938 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 16:38:38,940 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 16:38:38,940 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 16:38:38,940 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 16:38:38,941 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 16:38:38,941 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 16:38:38,941 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 16:38:38,941 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 16:38:38,941 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-28 16:38:38,941 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 16:38:38,942 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-10-28 16:38:38,942 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 16:38:38,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 16:38:38,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 16:38:38,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 16:38:40,308 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 16:38:40,308 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 16:38:40,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:38:40 BoogieIcfgContainer [2020-10-28 16:38:40,313 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 16:38:40,315 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 16:38:40,315 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 16:38:40,318 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 16:38:40,319 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:38:38" (1/3) ... [2020-10-28 16:38:40,320 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2583d1c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:38:40, skipping insertion in model container [2020-10-28 16:38:40,320 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:38:38" (2/3) ... [2020-10-28 16:38:40,321 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2583d1c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:38:40, skipping insertion in model container [2020-10-28 16:38:40,321 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:38:40" (3/3) ... [2020-10-28 16:38:40,322 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product09.cil.c [2020-10-28 16:38:40,335 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 16:38:40,340 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 16:38:40,354 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 16:38:40,389 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 16:38:40,389 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 16:38:40,389 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 16:38:40,390 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 16:38:40,390 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 16:38:40,390 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 16:38:40,390 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 16:38:40,390 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 16:38:40,410 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2020-10-28 16:38:40,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-28 16:38:40,422 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:38:40,422 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:38:40,423 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:38:40,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:38:40,429 INFO L82 PathProgramCache]: Analyzing trace with hash -917042385, now seen corresponding path program 1 times [2020-10-28 16:38:40,439 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:38:40,439 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1152665467] [2020-10-28 16:38:40,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:38:40,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:40,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:41,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:41,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:42,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:42,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:45,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:45,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-28 16:38:45,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:38:45,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4535 [2020-10-28 16:38:45,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:45,293 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:45,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:38:45,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-28 16:38:45,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:38:45,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-10-28 16:38:45,814 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:38:45,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:38:45,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:45,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:45,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:45,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:38:45,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:38:45,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-28 16:38:45,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:45,889 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:45,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:38:45,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:38:45,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:38:45,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:38:45,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:38:45,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:45,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:45,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:45,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:38:45,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:38:45,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:38:45,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:45,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:45,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:38:45,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:38:45,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:38:45,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:38:45,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:38:45,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:45,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:45,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:45,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:38:45,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:38:45,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:38:45,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:45,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:45,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:38:45,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:38:45,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:38:45,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:38:45,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:38:45,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:45,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:45,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:45,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:38:45,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:38:45,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:38:45,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:45,950 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:45,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:38:45,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:38:45,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:38:45,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:38:45,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:38:45,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:45,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:45,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:45,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:38:45,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:38:45,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:38:45,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:45,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:45,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:38:45,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:38:45,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:38:45,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:38:45,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 16:38:45,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:45,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:45,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:45,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:38:45,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:38:45,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:38:45,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:45,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:45,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:38:45,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:38:45,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:38:45,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:38:45,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 16:38:45,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:45,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:45,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:45,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:38:45,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:38:45,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:38:45,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:45,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:45,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:38:45,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:38:45,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:38:45,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:38:46,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:38:46,008 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1152665467] [2020-10-28 16:38:46,010 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:38:46,011 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-28 16:38:46,011 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186049493] [2020-10-28 16:38:46,016 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-28 16:38:46,016 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:38:46,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-28 16:38:46,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 16:38:46,050 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 3 states. [2020-10-28 16:38:47,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:38:47,160 INFO L93 Difference]: Finished difference Result 204 states and 276 transitions. [2020-10-28 16:38:47,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-28 16:38:47,162 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-10-28 16:38:47,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:38:47,174 INFO L225 Difference]: With dead ends: 204 [2020-10-28 16:38:47,174 INFO L226 Difference]: Without dead ends: 110 [2020-10-28 16:38:47,178 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 16:38:47,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2020-10-28 16:38:47,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 82. [2020-10-28 16:38:47,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2020-10-28 16:38:47,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 95 transitions. [2020-10-28 16:38:47,254 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 95 transitions. Word has length 47 [2020-10-28 16:38:47,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:38:47,254 INFO L481 AbstractCegarLoop]: Abstraction has 82 states and 95 transitions. [2020-10-28 16:38:47,254 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-28 16:38:47,255 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 95 transitions. [2020-10-28 16:38:47,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-10-28 16:38:47,258 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:38:47,258 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:38:47,258 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 16:38:47,258 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:38:47,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:38:47,259 INFO L82 PathProgramCache]: Analyzing trace with hash -237331743, now seen corresponding path program 1 times [2020-10-28 16:38:47,260 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:38:47,260 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [862198558] [2020-10-28 16:38:47,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:38:47,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:47,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:47,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:47,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:48,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:48,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:50,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:50,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 16:38:50,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:38:50,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3080 [2020-10-28 16:38:50,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:50,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:50,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:38:50,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:38:50,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-28 16:38:50,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:38:50,784 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:38:50,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:38:50,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:50,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:50,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:50,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:38:50,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:38:50,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-28 16:38:50,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:50,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:50,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:38:50,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:38:50,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:38:50,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:38:50,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:38:50,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:50,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:50,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:50,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:38:50,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:38:50,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:38:50,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:50,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:50,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:38:50,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:38:50,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:38:50,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:38:50,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:38:50,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:50,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:50,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:50,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:38:50,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:38:50,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:38:50,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:50,932 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:50,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:38:50,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:38:50,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:38:50,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:38:50,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:38:50,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:50,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:50,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:50,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:38:50,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:38:50,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:38:50,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:50,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:50,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:38:50,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:38:50,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:38:50,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:38:50,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:38:50,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:50,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:50,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:50,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:38:50,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:38:50,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:38:50,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:50,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:50,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:38:50,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:38:50,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:38:50,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:38:50,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 16:38:50,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:50,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:50,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:50,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:38:50,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:38:50,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:38:50,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:50,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:50,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:38:50,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:38:50,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:38:50,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:38:50,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 16:38:50,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:50,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:50,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:50,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:38:50,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:38:50,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:38:50,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:50,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:50,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:38:50,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:38:50,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:38:50,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:38:50,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:38:50,969 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [862198558] [2020-10-28 16:38:50,970 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:38:50,970 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 16:38:50,970 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607868899] [2020-10-28 16:38:50,972 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 16:38:50,972 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:38:50,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 16:38:50,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:38:50,973 INFO L87 Difference]: Start difference. First operand 82 states and 95 transitions. Second operand 5 states. [2020-10-28 16:38:51,444 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:38:52,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:38:52,234 INFO L93 Difference]: Finished difference Result 168 states and 216 transitions. [2020-10-28 16:38:52,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 16:38:52,235 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 48 [2020-10-28 16:38:52,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:38:52,238 INFO L225 Difference]: With dead ends: 168 [2020-10-28 16:38:52,238 INFO L226 Difference]: Without dead ends: 110 [2020-10-28 16:38:52,240 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-28 16:38:52,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2020-10-28 16:38:52,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 82. [2020-10-28 16:38:52,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2020-10-28 16:38:52,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 94 transitions. [2020-10-28 16:38:52,282 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 94 transitions. Word has length 48 [2020-10-28 16:38:52,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:38:52,283 INFO L481 AbstractCegarLoop]: Abstraction has 82 states and 94 transitions. [2020-10-28 16:38:52,283 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 16:38:52,283 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 94 transitions. [2020-10-28 16:38:52,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-28 16:38:52,285 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:38:52,285 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:38:52,285 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 16:38:52,285 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:38:52,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:38:52,286 INFO L82 PathProgramCache]: Analyzing trace with hash 1567143931, now seen corresponding path program 1 times [2020-10-28 16:38:52,286 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:38:52,287 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1732880303] [2020-10-28 16:38:52,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:38:52,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:52,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:52,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:53,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:53,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:55,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:55,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-10-28 16:38:55,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 16:38:55,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3328 [2020-10-28 16:38:55,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:55,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:55,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:38:55,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 16:38:55,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:38:55,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:38:56,052 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:38:56,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:38:56,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:56,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:56,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:56,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:38:56,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:38:56,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 16:38:56,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:56,089 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:56,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:38:56,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:38:56,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:38:56,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:38:56,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:38:56,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:56,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:56,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:56,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:38:56,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:38:56,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:38:56,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:56,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:56,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:38:56,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:38:56,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:38:56,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:38:56,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:38:56,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:56,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:56,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:56,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:38:56,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:38:56,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:38:56,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:56,117 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:56,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:38:56,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:38:56,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:38:56,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:38:56,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:38:56,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:56,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:56,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:56,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:38:56,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:38:56,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:38:56,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:56,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:56,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:38:56,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:38:56,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:38:56,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:38:56,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:38:56,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:56,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:56,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:56,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:38:56,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:38:56,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:38:56,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:56,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:56,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:38:56,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:38:56,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:38:56,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:38:56,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-28 16:38:56,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:56,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:56,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:56,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:38:56,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:38:56,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:38:56,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:56,135 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:56,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:38:56,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-28 16:38:56,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:38:56,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:38:56,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:38:56,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:56,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:56,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:56,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:38:56,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:38:56,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:38:56,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:56,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:56,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:38:56,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:38:56,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:38:56,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:38:56,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 16:38:56,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:56,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:56,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:56,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:38:56,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:38:56,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:38:56,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:56,148 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:56,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:38:56,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:38:56,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:38:56,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 16:38:56,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:38:56,157 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1732880303] [2020-10-28 16:38:56,158 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:38:56,158 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 16:38:56,158 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154917429] [2020-10-28 16:38:56,159 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 16:38:56,159 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:38:56,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 16:38:56,160 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:38:56,160 INFO L87 Difference]: Start difference. First operand 82 states and 94 transitions. Second operand 4 states. [2020-10-28 16:38:56,762 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:38:57,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:38:57,330 INFO L93 Difference]: Finished difference Result 134 states and 160 transitions. [2020-10-28 16:38:57,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 16:38:57,332 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-10-28 16:38:57,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:38:57,335 INFO L225 Difference]: With dead ends: 134 [2020-10-28 16:38:57,335 INFO L226 Difference]: Without dead ends: 94 [2020-10-28 16:38:57,336 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:38:57,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2020-10-28 16:38:57,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 73. [2020-10-28 16:38:57,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-10-28 16:38:57,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 82 transitions. [2020-10-28 16:38:57,376 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 82 transitions. Word has length 51 [2020-10-28 16:38:57,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:38:57,376 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 82 transitions. [2020-10-28 16:38:57,376 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 16:38:57,376 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 82 transitions. [2020-10-28 16:38:57,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-10-28 16:38:57,378 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:38:57,378 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:38:57,379 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 16:38:57,379 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:38:57,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:38:57,380 INFO L82 PathProgramCache]: Analyzing trace with hash -1292570724, now seen corresponding path program 1 times [2020-10-28 16:38:57,380 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:38:57,380 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [801623047] [2020-10-28 16:38:57,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:38:57,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:57,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:57,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:57,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:59,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:59,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 16:38:59,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:38:59,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1600 [2020-10-28 16:38:59,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:59,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:59,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:38:59,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:38:59,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-10-28 16:38:59,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:38:59,461 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:38:59,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:38:59,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:59,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:59,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:59,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:38:59,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:38:59,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-28 16:38:59,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:59,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:59,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:38:59,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:38:59,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:38:59,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:38:59,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:38:59,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:59,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:59,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:59,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:38:59,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:38:59,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:38:59,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:59,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:59,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:38:59,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:38:59,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:38:59,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:38:59,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:38:59,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:59,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:59,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:59,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:38:59,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:38:59,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:38:59,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:59,600 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:59,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:38:59,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:38:59,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:38:59,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:38:59,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:38:59,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:59,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:59,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:59,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:38:59,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:38:59,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:38:59,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:59,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:59,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:38:59,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:38:59,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:38:59,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:38:59,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:38:59,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:59,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:59,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:59,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:38:59,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:38:59,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:38:59,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:59,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:59,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:38:59,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:38:59,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:38:59,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:38:59,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 16:38:59,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:59,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:59,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:59,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:38:59,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:38:59,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:38:59,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:59,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:59,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:38:59,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:38:59,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:38:59,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:38:59,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-28 16:38:59,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:59,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:59,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:59,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:38:59,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:38:59,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:38:59,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:59,622 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:59,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:38:59,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:38:59,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:38:59,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:38:59,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-28 16:38:59,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:38:59,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:38:59,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:38:59,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:38:59,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:38:59,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:38:59,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:38:59,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:38:59,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:38:59,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:38:59,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:38:59,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:38:59,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:38:59,665 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [801623047] [2020-10-28 16:38:59,665 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:38:59,665 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-28 16:38:59,666 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170422060] [2020-10-28 16:38:59,666 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 16:38:59,667 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:38:59,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 16:38:59,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-28 16:38:59,669 INFO L87 Difference]: Start difference. First operand 73 states and 82 transitions. Second operand 7 states. [2020-10-28 16:39:00,152 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:39:01,152 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:39:01,580 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:39:01,956 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:39:02,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:39:02,080 INFO L93 Difference]: Finished difference Result 130 states and 158 transitions. [2020-10-28 16:39:02,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-28 16:39:02,083 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 55 [2020-10-28 16:39:02,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:39:02,084 INFO L225 Difference]: With dead ends: 130 [2020-10-28 16:39:02,084 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 16:39:02,086 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:39:02,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 16:39:02,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 16:39:02,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 16:39:02,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 16:39:02,087 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55 [2020-10-28 16:39:02,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:39:02,088 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 16:39:02,088 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 16:39:02,088 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 16:39:02,088 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 16:39:02,088 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 16:39:02,090 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 16:39:03,382 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 16 [2020-10-28 16:39:03,635 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 16 [2020-10-28 16:39:03,885 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 16 [2020-10-28 16:39:04,182 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 16 [2020-10-28 16:39:04,432 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 12 [2020-10-28 16:39:04,693 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 12 [2020-10-28 16:39:04,961 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 16 [2020-10-28 16:39:05,225 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 16 [2020-10-28 16:39:05,492 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 16 [2020-10-28 16:39:05,832 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:39:06,142 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 12 [2020-10-28 16:39:06,443 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 12 [2020-10-28 16:39:06,747 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 16 [2020-10-28 16:39:07,028 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 12 [2020-10-28 16:39:07,032 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 16:39:07,033 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 16:39:07,033 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 16:39:07,033 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 16:39:07,033 INFO L274 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-10-28 16:39:07,033 INFO L274 CegarLoopResult]: For program point L157-2(lines 157 178) no Hoare annotation was computed. [2020-10-28 16:39:07,033 INFO L274 CegarLoopResult]: For program point L179(lines 156 180) no Hoare annotation was computed. [2020-10-28 16:39:07,033 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 132 187) no Hoare annotation was computed. [2020-10-28 16:39:07,033 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 132 187) no Hoare annotation was computed. [2020-10-28 16:39:07,033 INFO L274 CegarLoopResult]: For program point L163(lines 163 167) no Hoare annotation was computed. [2020-10-28 16:39:07,034 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 132 187) no Hoare annotation was computed. [2020-10-28 16:39:07,034 INFO L274 CegarLoopResult]: For program point L163-1(lines 163 167) no Hoare annotation was computed. [2020-10-28 16:39:07,034 INFO L274 CegarLoopResult]: For program point L220(lines 220 224) no Hoare annotation was computed. [2020-10-28 16:39:07,034 INFO L274 CegarLoopResult]: For program point L220-1(lines 220 224) no Hoare annotation was computed. [2020-10-28 16:39:07,034 INFO L274 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-10-28 16:39:07,034 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 188 247) no Hoare annotation was computed. [2020-10-28 16:39:07,034 INFO L274 CegarLoopResult]: For program point L214-2(lines 214 239) no Hoare annotation was computed. [2020-10-28 16:39:07,034 INFO L274 CegarLoopResult]: For program point L240(lines 213 241) no Hoare annotation was computed. [2020-10-28 16:39:07,034 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 188 247) no Hoare annotation was computed. [2020-10-28 16:39:07,034 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 188 247) no Hoare annotation was computed. [2020-10-28 16:39:07,035 INFO L274 CegarLoopResult]: For program point L233(line 233) no Hoare annotation was computed. [2020-10-28 16:39:07,035 INFO L274 CegarLoopResult]: For program point L233-1(line 233) no Hoare annotation was computed. [2020-10-28 16:39:07,035 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 63 69) the Hoare annotation is: true [2020-10-28 16:39:07,035 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 63 69) no Hoare annotation was computed. [2020-10-28 16:39:07,035 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 70 78) no Hoare annotation was computed. [2020-10-28 16:39:07,035 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 70 78) the Hoare annotation is: true [2020-10-28 16:39:07,035 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 70 78) no Hoare annotation was computed. [2020-10-28 16:39:07,035 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 616 638) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-28 16:39:07,036 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 616 638) no Hoare annotation was computed. [2020-10-28 16:39:07,036 INFO L270 CegarLoopResult]: At program point L628(line 628) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-28 16:39:07,036 INFO L270 CegarLoopResult]: At program point L628-1(line 628) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-28 16:39:07,036 INFO L274 CegarLoopResult]: For program point L626(lines 626 633) no Hoare annotation was computed. [2020-10-28 16:39:07,036 INFO L274 CegarLoopResult]: For program point L626-1(lines 626 633) no Hoare annotation was computed. [2020-10-28 16:39:07,036 INFO L274 CegarLoopResult]: For program point L624(line 624) no Hoare annotation was computed. [2020-10-28 16:39:07,036 INFO L270 CegarLoopResult]: At program point L623(line 623) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-28 16:39:07,036 INFO L270 CegarLoopResult]: At program point L622(line 622) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-28 16:39:07,037 INFO L270 CegarLoopResult]: At program point L622-1(line 622) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-28 16:39:07,037 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 616 638) no Hoare annotation was computed. [2020-10-28 16:39:07,037 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 574 597) no Hoare annotation was computed. [2020-10-28 16:39:07,037 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 574 597) no Hoare annotation was computed. [2020-10-28 16:39:07,037 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 574 597) no Hoare annotation was computed. [2020-10-28 16:39:07,037 INFO L274 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-10-28 16:39:07,037 INFO L274 CegarLoopResult]: For program point L591(line 591) no Hoare annotation was computed. [2020-10-28 16:39:07,037 INFO L274 CegarLoopResult]: For program point L590(line 590) no Hoare annotation was computed. [2020-10-28 16:39:07,037 INFO L274 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-10-28 16:39:07,038 INFO L274 CegarLoopResult]: For program point L588(line 588) no Hoare annotation was computed. [2020-10-28 16:39:07,038 INFO L274 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2020-10-28 16:39:07,038 INFO L274 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-10-28 16:39:07,038 INFO L274 CegarLoopResult]: For program point L585(line 585) no Hoare annotation was computed. [2020-10-28 16:39:07,038 INFO L274 CegarLoopResult]: For program point L584(line 584) no Hoare annotation was computed. [2020-10-28 16:39:07,038 INFO L274 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-10-28 16:39:07,038 INFO L274 CegarLoopResult]: For program point L582(line 582) no Hoare annotation was computed. [2020-10-28 16:39:07,038 INFO L274 CegarLoopResult]: For program point L581(line 581) no Hoare annotation was computed. [2020-10-28 16:39:07,038 INFO L274 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-10-28 16:39:07,039 INFO L274 CegarLoopResult]: For program point L579(line 579) no Hoare annotation was computed. [2020-10-28 16:39:07,039 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 678 685) no Hoare annotation was computed. [2020-10-28 16:39:07,039 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 678 685) no Hoare annotation was computed. [2020-10-28 16:39:07,039 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 678 685) no Hoare annotation was computed. [2020-10-28 16:39:07,039 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 723 731) no Hoare annotation was computed. [2020-10-28 16:39:07,039 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 723 731) the Hoare annotation is: true [2020-10-28 16:39:07,039 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 723 731) no Hoare annotation was computed. [2020-10-28 16:39:07,039 INFO L274 CegarLoopResult]: For program point L739-2(lines 739 747) no Hoare annotation was computed. [2020-10-28 16:39:07,039 INFO L274 CegarLoopResult]: For program point L762(line 762) no Hoare annotation was computed. [2020-10-28 16:39:07,039 INFO L274 CegarLoopResult]: For program point L762-1(line 762) no Hoare annotation was computed. [2020-10-28 16:39:07,040 INFO L274 CegarLoopResult]: For program point L751(lines 751 759) no Hoare annotation was computed. [2020-10-28 16:39:07,040 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 732 767) no Hoare annotation was computed. [2020-10-28 16:39:07,040 INFO L274 CegarLoopResult]: For program point L751-2(lines 751 759) no Hoare annotation was computed. [2020-10-28 16:39:07,040 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 732 767) no Hoare annotation was computed. [2020-10-28 16:39:07,040 INFO L274 CegarLoopResult]: For program point L739(lines 739 747) no Hoare annotation was computed. [2020-10-28 16:39:07,040 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 732 767) no Hoare annotation was computed. [2020-10-28 16:39:07,040 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 56 62) no Hoare annotation was computed. [2020-10-28 16:39:07,040 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 56 62) the Hoare annotation is: true [2020-10-28 16:39:07,040 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 86 131) no Hoare annotation was computed. [2020-10-28 16:39:07,040 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 86 131) no Hoare annotation was computed. [2020-10-28 16:39:07,041 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 86 131) no Hoare annotation was computed. [2020-10-28 16:39:07,041 INFO L274 CegarLoopResult]: For program point L413(lines 413 433) no Hoare annotation was computed. [2020-10-28 16:39:07,041 INFO L274 CegarLoopResult]: For program point L413-1(lines 413 433) no Hoare annotation was computed. [2020-10-28 16:39:07,041 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 399 444) no Hoare annotation was computed. [2020-10-28 16:39:07,041 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 423 424) no Hoare annotation was computed. [2020-10-28 16:39:07,041 INFO L274 CegarLoopResult]: For program point L430(lines 430 431) no Hoare annotation was computed. [2020-10-28 16:39:07,041 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 430 431) no Hoare annotation was computed. [2020-10-28 16:39:07,041 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 399 444) no Hoare annotation was computed. [2020-10-28 16:39:07,041 INFO L274 CegarLoopResult]: For program point L423(lines 423 424) no Hoare annotation was computed. [2020-10-28 16:39:07,042 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 399 444) no Hoare annotation was computed. [2020-10-28 16:39:07,042 INFO L274 CegarLoopResult]: For program point L419(lines 419 426) no Hoare annotation was computed. [2020-10-28 16:39:07,042 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 606 615) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-28 16:39:07,042 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 606 615) no Hoare annotation was computed. [2020-10-28 16:39:07,042 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 606 615) no Hoare annotation was computed. [2020-10-28 16:39:07,042 INFO L274 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 712 722) no Hoare annotation was computed. [2020-10-28 16:39:07,042 INFO L274 CegarLoopResult]: For program point L717(line 717) no Hoare annotation was computed. [2020-10-28 16:39:07,042 INFO L274 CegarLoopResult]: For program point L717-1(line 717) no Hoare annotation was computed. [2020-10-28 16:39:07,042 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 712 722) no Hoare annotation was computed. [2020-10-28 16:39:07,042 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 712 722) no Hoare annotation was computed. [2020-10-28 16:39:07,043 INFO L274 CegarLoopResult]: For program point deactivatePumpENTRY(lines 704 711) no Hoare annotation was computed. [2020-10-28 16:39:07,043 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 704 711) no Hoare annotation was computed. [2020-10-28 16:39:07,043 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 704 711) no Hoare annotation was computed. [2020-10-28 16:39:07,043 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 671 677) no Hoare annotation was computed. [2020-10-28 16:39:07,043 INFO L277 CegarLoopResult]: At program point processEnvironmentFINAL(lines 671 677) the Hoare annotation is: true [2020-10-28 16:39:07,043 INFO L270 CegarLoopResult]: At program point L801(line 801) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0) (not (= 1 ~systemActive~0))) [2020-10-28 16:39:07,043 INFO L270 CegarLoopResult]: At program point testENTRY(lines 769 832) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-28 16:39:07,043 INFO L274 CegarLoopResult]: For program point L799(lines 799 805) no Hoare annotation was computed. [2020-10-28 16:39:07,043 INFO L274 CegarLoopResult]: For program point L799-1(lines 799 805) no Hoare annotation was computed. [2020-10-28 16:39:07,044 INFO L270 CegarLoopResult]: At program point L791(line 791) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0) (not (= 1 ~systemActive~0))) [2020-10-28 16:39:07,044 INFO L274 CegarLoopResult]: For program point testFINAL(lines 769 832) no Hoare annotation was computed. [2020-10-28 16:39:07,044 INFO L270 CegarLoopResult]: At program point L822(lines 779 824) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0) (not (= 1 ~systemActive~0))) [2020-10-28 16:39:07,044 INFO L274 CegarLoopResult]: For program point L789(lines 789 795) no Hoare annotation was computed. [2020-10-28 16:39:07,044 INFO L274 CegarLoopResult]: For program point L789-1(lines 789 795) no Hoare annotation was computed. [2020-10-28 16:39:07,044 INFO L274 CegarLoopResult]: For program point L781(lines 781 785) no Hoare annotation was computed. [2020-10-28 16:39:07,044 INFO L270 CegarLoopResult]: At program point L825(lines 778 826) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2020-10-28 16:39:07,044 INFO L274 CegarLoopResult]: For program point L815(lines 815 819) no Hoare annotation was computed. [2020-10-28 16:39:07,044 INFO L270 CegarLoopResult]: At program point L815-2(lines 809 820) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0) (not (= 1 ~systemActive~0))) [2020-10-28 16:39:07,045 INFO L274 CegarLoopResult]: For program point L780(lines 779 824) no Hoare annotation was computed. [2020-10-28 16:39:07,045 INFO L274 CegarLoopResult]: For program point L809(lines 809 820) no Hoare annotation was computed. [2020-10-28 16:39:07,045 INFO L274 CegarLoopResult]: For program point testEXIT(lines 769 832) no Hoare annotation was computed. [2020-10-28 16:39:07,045 INFO L274 CegarLoopResult]: For program point L384(lines 384 385) no Hoare annotation was computed. [2020-10-28 16:39:07,045 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 377 378) no Hoare annotation was computed. [2020-10-28 16:39:07,045 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 384 385) no Hoare annotation was computed. [2020-10-28 16:39:07,045 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 353 398) no Hoare annotation was computed. [2020-10-28 16:39:07,045 INFO L274 CegarLoopResult]: For program point L377(lines 377 378) no Hoare annotation was computed. [2020-10-28 16:39:07,045 INFO L274 CegarLoopResult]: For program point L373(lines 373 380) no Hoare annotation was computed. [2020-10-28 16:39:07,045 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 353 398) no Hoare annotation was computed. [2020-10-28 16:39:07,045 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 353 398) no Hoare annotation was computed. [2020-10-28 16:39:07,046 INFO L274 CegarLoopResult]: For program point L367(lines 367 387) no Hoare annotation was computed. [2020-10-28 16:39:07,046 INFO L274 CegarLoopResult]: For program point L367-1(lines 367 387) no Hoare annotation was computed. [2020-10-28 16:39:07,046 INFO L274 CegarLoopResult]: For program point L507(lines 507 515) no Hoare annotation was computed. [2020-10-28 16:39:07,046 INFO L274 CegarLoopResult]: For program point L507-2(lines 507 515) no Hoare annotation was computed. [2020-10-28 16:39:07,046 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 499 521) no Hoare annotation was computed. [2020-10-28 16:39:07,046 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 499 521) no Hoare annotation was computed. [2020-10-28 16:39:07,046 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 499 521) no Hoare annotation was computed. [2020-10-28 16:39:07,046 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 46 55) no Hoare annotation was computed. [2020-10-28 16:39:07,046 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 46 55) no Hoare annotation was computed. [2020-10-28 16:39:07,046 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 46 55) no Hoare annotation was computed. [2020-10-28 16:39:07,047 INFO L274 CegarLoopResult]: For program point L320(lines 298 321) no Hoare annotation was computed. [2020-10-28 16:39:07,047 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 250 352) no Hoare annotation was computed. [2020-10-28 16:39:07,047 INFO L274 CegarLoopResult]: For program point L279(lines 279 295) no Hoare annotation was computed. [2020-10-28 16:39:07,047 INFO L274 CegarLoopResult]: For program point L339(lines 339 346) no Hoare annotation was computed. [2020-10-28 16:39:07,047 INFO L274 CegarLoopResult]: For program point L300(lines 299 319) no Hoare annotation was computed. [2020-10-28 16:39:07,047 INFO L274 CegarLoopResult]: For program point L331(line 331) no Hoare annotation was computed. [2020-10-28 16:39:07,047 INFO L274 CegarLoopResult]: For program point L331-1(line 331) no Hoare annotation was computed. [2020-10-28 16:39:07,047 INFO L274 CegarLoopResult]: For program point L296(lines 296 337) no Hoare annotation was computed. [2020-10-28 16:39:07,047 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 250 352) no Hoare annotation was computed. [2020-10-28 16:39:07,047 INFO L274 CegarLoopResult]: For program point L315(line 315) no Hoare annotation was computed. [2020-10-28 16:39:07,048 INFO L274 CegarLoopResult]: For program point L315-1(line 315) no Hoare annotation was computed. [2020-10-28 16:39:07,048 INFO L274 CegarLoopResult]: For program point L274(lines 274 278) no Hoare annotation was computed. [2020-10-28 16:39:07,048 INFO L274 CegarLoopResult]: For program point L338(lines 338 349) no Hoare annotation was computed. [2020-10-28 16:39:07,048 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 250 352) no Hoare annotation was computed. [2020-10-28 16:39:07,048 INFO L274 CegarLoopResult]: For program point L301(lines 301 305) no Hoare annotation was computed. [2020-10-28 16:39:07,048 INFO L274 CegarLoopResult]: For program point L299-2(lines 299 319) no Hoare annotation was computed. [2020-10-28 16:39:07,048 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:39:07,049 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |old(#valid)| |#valid|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 16:39:07,049 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:39:07,049 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 687 703) no Hoare annotation was computed. [2020-10-28 16:39:07,049 INFO L274 CegarLoopResult]: For program point L698(line 698) no Hoare annotation was computed. [2020-10-28 16:39:07,049 INFO L274 CegarLoopResult]: For program point L698-1(lines 687 703) no Hoare annotation was computed. [2020-10-28 16:39:07,049 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 687 703) no Hoare annotation was computed. [2020-10-28 16:39:07,049 INFO L274 CegarLoopResult]: For program point L694(lines 694 700) no Hoare annotation was computed. [2020-10-28 16:39:07,049 INFO L274 CegarLoopResult]: For program point L692(line 692) no Hoare annotation was computed. [2020-10-28 16:39:07,049 INFO L274 CegarLoopResult]: For program point L692-1(line 692) no Hoare annotation was computed. [2020-10-28 16:39:07,049 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 522 530) no Hoare annotation was computed. [2020-10-28 16:39:07,050 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 522 530) no Hoare annotation was computed. [2020-10-28 16:39:07,050 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 522 530) no Hoare annotation was computed. [2020-10-28 16:39:07,050 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:39:07,050 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 16:39:07,050 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:39:07,050 INFO L274 CegarLoopResult]: For program point L482-1(lines 478 489) no Hoare annotation was computed. [2020-10-28 16:39:07,050 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 478 489) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-28 16:39:07,050 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 478 489) no Hoare annotation was computed. [2020-10-28 16:39:07,050 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 490 498) the Hoare annotation is: true [2020-10-28 16:39:07,051 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 490 498) no Hoare annotation was computed. [2020-10-28 16:39:07,051 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 490 498) no Hoare annotation was computed. [2020-10-28 16:39:07,051 INFO L270 CegarLoopResult]: At program point L660(line 660) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-28 16:39:07,051 INFO L270 CegarLoopResult]: At program point L658(lines 658 664) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-28 16:39:07,051 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 647 670) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-28 16:39:07,051 INFO L270 CegarLoopResult]: At program point L653(line 653) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2020-10-28 16:39:07,051 INFO L274 CegarLoopResult]: For program point L651(lines 650 669) no Hoare annotation was computed. [2020-10-28 16:39:07,051 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 647 670) no Hoare annotation was computed. [2020-10-28 16:39:07,051 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 647 670) no Hoare annotation was computed. [2020-10-28 16:39:07,052 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 543 572) no Hoare annotation was computed. [2020-10-28 16:39:07,052 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 543 572) the Hoare annotation is: true [2020-10-28 16:39:07,052 INFO L277 CegarLoopResult]: At program point L568(lines 543 572) the Hoare annotation is: true [2020-10-28 16:39:07,052 INFO L274 CegarLoopResult]: For program point L564(line 564) no Hoare annotation was computed. [2020-10-28 16:39:07,052 INFO L274 CegarLoopResult]: For program point L557(lines 557 561) no Hoare annotation was computed. [2020-10-28 16:39:07,052 INFO L277 CegarLoopResult]: At program point L557-1(lines 557 561) the Hoare annotation is: true [2020-10-28 16:39:07,052 INFO L274 CegarLoopResult]: For program point L554(line 554) no Hoare annotation was computed. [2020-10-28 16:39:07,052 INFO L277 CegarLoopResult]: At program point L553-2(lines 553 567) the Hoare annotation is: true [2020-10-28 16:39:07,052 INFO L277 CegarLoopResult]: At program point L549(line 549) the Hoare annotation is: true [2020-10-28 16:39:07,053 INFO L274 CegarLoopResult]: For program point L549-1(line 549) no Hoare annotation was computed. [2020-10-28 16:39:07,053 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 454 465) the Hoare annotation is: true [2020-10-28 16:39:07,053 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 454 465) no Hoare annotation was computed. [2020-10-28 16:39:07,053 INFO L274 CegarLoopResult]: For program point L458-1(lines 454 465) no Hoare annotation was computed. [2020-10-28 16:39:07,053 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 598 604) no Hoare annotation was computed. [2020-10-28 16:39:07,053 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 598 604) the Hoare annotation is: true [2020-10-28 16:39:07,053 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:39:07,053 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~systemActive~0 1) (= ~pumpRunning~0 0)) [2020-10-28 16:39:07,053 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 16:39:07,053 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:39:07,054 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 466 477) no Hoare annotation was computed. [2020-10-28 16:39:07,054 INFO L274 CegarLoopResult]: For program point L470-1(lines 466 477) no Hoare annotation was computed. [2020-10-28 16:39:07,054 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 466 477) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-10-28 16:39:07,054 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 532 539) no Hoare annotation was computed. [2020-10-28 16:39:07,054 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 532 539) the Hoare annotation is: true [2020-10-28 16:39:07,054 INFO L274 CegarLoopResult]: For program point L536(line 536) no Hoare annotation was computed. [2020-10-28 16:39:07,054 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 532 539) no Hoare annotation was computed. [2020-10-28 16:39:07,054 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 834 858) the Hoare annotation is: true [2020-10-28 16:39:07,054 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 834 858) no Hoare annotation was computed. [2020-10-28 16:39:07,055 INFO L270 CegarLoopResult]: At program point L848(line 848) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2020-10-28 16:39:07,055 INFO L274 CegarLoopResult]: For program point L846(lines 846 852) no Hoare annotation was computed. [2020-10-28 16:39:07,055 INFO L277 CegarLoopResult]: At program point L844(line 844) the Hoare annotation is: true [2020-10-28 16:39:07,055 INFO L274 CegarLoopResult]: For program point L844-1(line 844) no Hoare annotation was computed. [2020-10-28 16:39:07,055 INFO L274 CegarLoopResult]: For program point L842(lines 842 855) no Hoare annotation was computed. [2020-10-28 16:39:07,055 INFO L274 CegarLoopResult]: For program point L842-1(lines 834 858) no Hoare annotation was computed. [2020-10-28 16:39:07,055 INFO L277 CegarLoopResult]: At program point L840(line 840) the Hoare annotation is: true [2020-10-28 16:39:07,055 INFO L274 CegarLoopResult]: For program point L840-1(line 840) no Hoare annotation was computed. [2020-10-28 16:39:07,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 04:39:07 BoogieIcfgContainer [2020-10-28 16:39:07,070 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 16:39:07,072 INFO L168 Benchmark]: Toolchain (without parser) took 29036.74 ms. Allocated memory was 151.0 MB in the beginning and 453.0 MB in the end (delta: 302.0 MB). Free memory was 126.8 MB in the beginning and 379.7 MB in the end (delta: -253.0 MB). Peak memory consumption was 268.9 MB. Max. memory is 8.0 GB. [2020-10-28 16:39:07,073 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 125.8 MB. Free memory was 101.5 MB in the beginning and 101.4 MB in the end (delta: 73.2 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 16:39:07,074 INFO L168 Benchmark]: CACSL2BoogieTranslator took 597.97 ms. Allocated memory is still 151.0 MB. Free memory was 126.2 MB in the beginning and 105.7 MB in the end (delta: 20.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-28 16:39:07,074 INFO L168 Benchmark]: Boogie Preprocessor took 164.95 ms. Allocated memory is still 151.0 MB. Free memory was 105.7 MB in the beginning and 102.1 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-10-28 16:39:07,075 INFO L168 Benchmark]: RCFGBuilder took 1504.82 ms. Allocated memory is still 151.0 MB. Free memory was 101.9 MB in the beginning and 93.7 MB in the end (delta: 8.3 MB). Peak memory consumption was 18.9 MB. Max. memory is 8.0 GB. [2020-10-28 16:39:07,076 INFO L168 Benchmark]: TraceAbstraction took 26755.50 ms. Allocated memory was 151.0 MB in the beginning and 453.0 MB in the end (delta: 302.0 MB). Free memory was 93.1 MB in the beginning and 379.7 MB in the end (delta: -286.6 MB). Peak memory consumption was 234.3 MB. Max. memory is 8.0 GB. [2020-10-28 16:39:07,080 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 125.8 MB. Free memory was 101.5 MB in the beginning and 101.4 MB in the end (delta: 73.2 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 597.97 ms. Allocated memory is still 151.0 MB. Free memory was 126.2 MB in the beginning and 105.7 MB in the end (delta: 20.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 164.95 ms. Allocated memory is still 151.0 MB. Free memory was 105.7 MB in the beginning and 102.1 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1504.82 ms. Allocated memory is still 151.0 MB. Free memory was 101.9 MB in the beginning and 93.7 MB in the end (delta: 8.3 MB). Peak memory consumption was 18.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 26755.50 ms. Allocated memory was 151.0 MB in the beginning and 453.0 MB in the end (delta: 302.0 MB). Free memory was 93.1 MB in the beginning and 379.7 MB in the end (delta: -286.6 MB). Peak memory consumption was 234.3 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: 384]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 377]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 423]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 430]: 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: 778]: Loop Invariant Derived loop invariant: !(systemActive == 1) || !(pumpRunning == 0) - InvariantResult [Line: 553]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 779]: Loop Invariant Derived loop invariant: (!(pumpRunning == 0) || splverifierCounter <= 0) || !(1 == systemActive) - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 213 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 21.7s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 6.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 283 SDtfs, 407 SDslu, 86 SDs, 0 SdLazy, 498 SolverSat, 230 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 79 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 3.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred 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, 77 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 41 LocationsWithAnnotation, 136 PreInvPairs, 152 NumberOfFragments, 491 HoareAnnotationTreeSize, 136 FomulaSimplifications, 8292 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 41 FomulaSimplificationsInter, 4821 FormulaSimplificationTreeSizeReductionInter, 3.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 14.9s InterpolantComputationTime, 201 NumberOfCodeBlocks, 201 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 197 ConstructedInterpolants, 0 QuantifiedInterpolants, 56170 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...