/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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=0.4 --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 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product10.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 07:13:43,358 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 07:13:43,362 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 07:13:43,401 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 07:13:43,402 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 07:13:43,410 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 07:13:43,412 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 07:13:43,415 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 07:13:43,417 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 07:13:43,420 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 07:13:43,421 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 07:13:43,421 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 07:13:43,422 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 07:13:43,424 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 07:13:43,427 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 07:13:43,429 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 07:13:43,430 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 07:13:43,431 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 07:13:43,433 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 07:13:43,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 07:13:43,442 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 07:13:43,443 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 07:13:43,444 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 07:13:43,444 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 07:13:43,456 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 07:13:43,456 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 07:13:43,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 07:13:43,458 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 07:13:43,458 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 07:13:43,462 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 07:13:43,462 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 07:13:43,463 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 07:13:43,464 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 07:13:43,464 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 07:13:43,467 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 07:13:43,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 07:13:43,468 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 07:13:43,468 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 07:13:43,469 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 07:13:43,469 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 07:13:43,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 07:13:43,475 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 [2020-10-14 07:13:43,506 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 07:13:43,506 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 07:13:43,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 07:13:43,508 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 07:13:43,508 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 07:13:43,508 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 07:13:43,508 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 07:13:43,508 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 07:13:43,509 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 07:13:43,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 07:13:43,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 07:13:43,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 07:13:43,509 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 07:13:43,510 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 07:13:43,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 07:13:43,510 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 07:13:43,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 07:13:43,510 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 07:13:43,510 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 07:13:43,511 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 07:13:43,511 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 07:13:43,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:13:43,511 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 07:13:43,511 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 07:13:43,512 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 07:13:43,512 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 07:13:43,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 07:13:43,512 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 07:13:43,512 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 07:13:43,512 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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=0.4;log-additional-information=true;unknown-allowed=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=0.4;log-additional-information=true;unknown-allowed=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=0.4;log-additional-information=true;unknown-allowed=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=0.4;log-additional-information=true;unknown-allowed=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=0.4;log-additional-information=true;unknown-allowed=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=0.4;log-additional-information=true;unknown-allowed=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=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 07:13:43,818 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 07:13:43,830 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 07:13:43,833 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 07:13:43,835 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 07:13:43,835 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 07:13:43,836 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product10.cil.c [2020-10-14 07:13:43,889 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/75d4593a4/caf11fae38404357bfd06117eb1a3c37/FLAG9141a2a57 [2020-10-14 07:13:44,390 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 07:13:44,391 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product10.cil.c [2020-10-14 07:13:44,407 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/75d4593a4/caf11fae38404357bfd06117eb1a3c37/FLAG9141a2a57 [2020-10-14 07:13:44,640 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/75d4593a4/caf11fae38404357bfd06117eb1a3c37 [2020-10-14 07:13:44,649 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 07:13:44,650 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 07:13:44,651 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 07:13:44,652 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 07:13:44,655 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 07:13:44,656 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:13:44" (1/1) ... [2020-10-14 07:13:44,658 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@331f3ac6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:44, skipping insertion in model container [2020-10-14 07:13:44,659 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:13:44" (1/1) ... [2020-10-14 07:13:44,666 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 07:13:44,716 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 07:13:45,009 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:13:45,022 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 07:13:45,213 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:13:45,255 INFO L208 MainTranslator]: Completed translation [2020-10-14 07:13:45,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:45 WrapperNode [2020-10-14 07:13:45,255 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 07:13:45,256 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 07:13:45,256 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 07:13:45,256 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 07:13:45,270 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:45" (1/1) ... [2020-10-14 07:13:45,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:45" (1/1) ... [2020-10-14 07:13:45,289 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:45" (1/1) ... [2020-10-14 07:13:45,289 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:45" (1/1) ... [2020-10-14 07:13:45,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:45" (1/1) ... [2020-10-14 07:13:45,330 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:45" (1/1) ... [2020-10-14 07:13:45,334 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:45" (1/1) ... [2020-10-14 07:13:45,340 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 07:13:45,341 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 07:13:45,341 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 07:13:45,341 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 07:13:45,342 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:45" (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 [2020-10-14 07:13:45,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 07:13:45,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 07:13:45,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 07:13:45,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-14 07:13:45,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 07:13:45,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 07:13:45,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 07:13:45,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 07:13:45,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 07:13:45,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 07:13:45,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 07:13:45,412 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 07:13:45,412 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 07:13:45,412 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 07:13:45,412 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 07:13:45,413 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 07:13:45,413 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 07:13:45,414 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-14 07:13:45,414 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-10-14 07:13:45,414 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-14 07:13:45,415 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-14 07:13:45,415 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-14 07:13:45,415 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-14 07:13:45,415 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-14 07:13:45,417 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-14 07:13:45,417 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 07:13:45,418 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-14 07:13:45,418 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-14 07:13:45,418 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-14 07:13:45,418 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-14 07:13:45,418 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-14 07:13:45,418 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-14 07:13:45,418 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 07:13:45,419 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 07:13:45,419 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 07:13:45,419 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 07:13:45,419 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 07:13:45,419 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 07:13:45,419 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 07:13:45,419 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 07:13:45,420 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-14 07:13:45,420 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-14 07:13:45,420 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-14 07:13:45,420 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 07:13:45,420 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 07:13:45,420 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 07:13:45,420 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 07:13:45,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 07:13:45,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 07:13:45,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 07:13:45,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 07:13:45,421 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 07:13:45,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 07:13:45,423 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 07:13:45,423 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 07:13:45,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 07:13:45,423 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 07:13:45,423 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 07:13:45,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 07:13:45,424 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 07:13:45,424 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 07:13:45,424 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 07:13:45,424 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-14 07:13:45,424 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-14 07:13:45,424 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-14 07:13:45,424 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 07:13:45,425 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 07:13:45,425 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 07:13:45,425 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 07:13:45,425 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 07:13:45,426 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 07:13:45,427 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 07:13:45,427 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 07:13:45,427 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-14 07:13:45,428 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-14 07:13:45,428 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-14 07:13:45,428 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-14 07:13:45,428 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-14 07:13:45,428 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-14 07:13:45,428 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-14 07:13:45,428 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-10-14 07:13:45,429 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-14 07:13:45,429 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 07:13:45,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 07:13:45,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 07:13:45,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 07:13:46,331 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 07:13:46,331 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-14 07:13:46,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:13:46 BoogieIcfgContainer [2020-10-14 07:13:46,340 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 07:13:46,343 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 07:13:46,343 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 07:13:46,346 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 07:13:46,346 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 07:13:44" (1/3) ... [2020-10-14 07:13:46,347 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@671bd898 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:13:46, skipping insertion in model container [2020-10-14 07:13:46,347 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:13:45" (2/3) ... [2020-10-14 07:13:46,348 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@671bd898 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:13:46, skipping insertion in model container [2020-10-14 07:13:46,348 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:13:46" (3/3) ... [2020-10-14 07:13:46,350 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product10.cil.c [2020-10-14 07:13:46,360 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 07:13:46,370 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 07:13:46,383 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 07:13:46,413 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 07:13:46,413 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 07:13:46,413 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 07:13:46,413 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 07:13:46,414 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 07:13:46,414 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 07:13:46,414 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 07:13:46,414 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 07:13:46,431 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states. [2020-10-14 07:13:46,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-14 07:13:46,439 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:13:46,440 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] [2020-10-14 07:13:46,441 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:13:46,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:13:46,446 INFO L82 PathProgramCache]: Analyzing trace with hash 1687671781, now seen corresponding path program 1 times [2020-10-14 07:13:46,452 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:13:46,452 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [84396807] [2020-10-14 07:13:46,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:13:46,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:46,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:46,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:47,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:48,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:48,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:50,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:50,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-14 07:13:50,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:13:50,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3785 [2020-10-14 07:13:50,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:50,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:50,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:50,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-14 07:13:50,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:50,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 07:13:50,846 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:13:50,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:13:50,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:50,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:50,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:50,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:50,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:50,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-14 07:13:50,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:50,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:50,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:50,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:50,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:50,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:50,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:13:50,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:50,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:50,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:50,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:50,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:50,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:50,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:50,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:50,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:50,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:50,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:50,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:50,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:13:50,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:50,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:50,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:50,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:50,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:50,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:50,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:50,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:50,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:50,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:50,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:50,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:50,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:13:50,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:50,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:50,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:50,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:50,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:50,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:13:50,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:50,967 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:50,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:50,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:50,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:50,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:50,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:13:50,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:50,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:50,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:50,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:50,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:50,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:50,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:50,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:50,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:50,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:50,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:50,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:50,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:13:50,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:50,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:50,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:50,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:50,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:50,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:13:50,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:50,983 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:50,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:50,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:50,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:50,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:50,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:13:50,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:50,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:50,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:50,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:50,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:50,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:13:50,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:50,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:50,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:50,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:50,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:50,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:51,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:13:51,005 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [84396807] [2020-10-14 07:13:51,008 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:13:51,008 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-14 07:13:51,009 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166248907] [2020-10-14 07:13:51,016 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-14 07:13:51,016 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:13:51,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-14 07:13:51,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 07:13:51,040 INFO L87 Difference]: Start difference. First operand 128 states. Second operand 3 states. [2020-10-14 07:13:52,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:13:52,109 INFO L93 Difference]: Finished difference Result 208 states and 280 transitions. [2020-10-14 07:13:52,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-14 07:13:52,112 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-10-14 07:13:52,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:13:52,128 INFO L225 Difference]: With dead ends: 208 [2020-10-14 07:13:52,128 INFO L226 Difference]: Without dead ends: 114 [2020-10-14 07:13:52,132 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 07:13:52,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2020-10-14 07:13:52,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 85. [2020-10-14 07:13:52,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-10-14 07:13:52,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 98 transitions. [2020-10-14 07:13:52,222 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 98 transitions. Word has length 46 [2020-10-14 07:13:52,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:13:52,222 INFO L479 AbstractCegarLoop]: Abstraction has 85 states and 98 transitions. [2020-10-14 07:13:52,223 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-14 07:13:52,223 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 98 transitions. [2020-10-14 07:13:52,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-14 07:13:52,226 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:13:52,226 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] [2020-10-14 07:13:52,227 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 07:13:52,227 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:13:52,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:13:52,228 INFO L82 PathProgramCache]: Analyzing trace with hash -1046203216, now seen corresponding path program 1 times [2020-10-14 07:13:52,228 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:13:52,228 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [896457443] [2020-10-14 07:13:52,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:13:52,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:52,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:52,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:52,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:54,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:54,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:57,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:57,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-14 07:13:57,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:13:57,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-14 07:13:57,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:57,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:57,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:13:57,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-14 07:13:57,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:13:57,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:57,574 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:13:57,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:13:57,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:57,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:57,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:57,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:57,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:57,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-14 07:13:57,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:57,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:57,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:57,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:57,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:57,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:57,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:13:57,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:57,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:57,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:57,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:57,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:57,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:57,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:57,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:57,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:57,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:57,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:57,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:57,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:13:57,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:57,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:57,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:57,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:57,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:57,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:57,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:57,625 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:57,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:57,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:57,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:57,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:13:57,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:13:57,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:57,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:57,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:57,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:57,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:57,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:57,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:57,630 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:57,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:57,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:57,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:57,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:57,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:13:57,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:57,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:57,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:57,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:57,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:57,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:57,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:57,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:57,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:57,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:57,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:57,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:57,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 07:13:57,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:57,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:57,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:57,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:57,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:57,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:57,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:57,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:57,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:57,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:57,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:57,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:57,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 07:13:57,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:57,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:57,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:57,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:57,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:57,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:13:57,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:57,653 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:57,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:57,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:57,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:57,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:57,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:13:57,664 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [896457443] [2020-10-14 07:13:57,664 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:13:57,665 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 07:13:57,665 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300211539] [2020-10-14 07:13:57,668 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 07:13:57,668 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:13:57,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 07:13:57,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-14 07:13:57,671 INFO L87 Difference]: Start difference. First operand 85 states and 98 transitions. Second operand 4 states. [2020-10-14 07:13:58,193 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:13:58,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:13:58,729 INFO L93 Difference]: Finished difference Result 137 states and 167 transitions. [2020-10-14 07:13:58,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 07:13:58,730 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-14 07:13:58,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:13:58,733 INFO L225 Difference]: With dead ends: 137 [2020-10-14 07:13:58,735 INFO L226 Difference]: Without dead ends: 98 [2020-10-14 07:13:58,737 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-14 07:13:58,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2020-10-14 07:13:58,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 76. [2020-10-14 07:13:58,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-10-14 07:13:58,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 86 transitions. [2020-10-14 07:13:58,795 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 86 transitions. Word has length 47 [2020-10-14 07:13:58,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:13:58,797 INFO L479 AbstractCegarLoop]: Abstraction has 76 states and 86 transitions. [2020-10-14 07:13:58,797 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 07:13:58,797 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 86 transitions. [2020-10-14 07:13:58,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-14 07:13:58,808 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:13:58,808 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:13:58,808 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 07:13:58,808 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:13:58,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:13:58,809 INFO L82 PathProgramCache]: Analyzing trace with hash 1948536442, now seen corresponding path program 1 times [2020-10-14 07:13:58,809 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:13:58,810 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1539723728] [2020-10-14 07:13:58,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:13:58,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:58,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:58,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:59,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:59,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:01,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:01,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-14 07:14:01,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 07:14:01,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2624 [2020-10-14 07:14:01,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:01,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:01,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:14:01,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:14:01,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-10-14 07:14:01,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:01,844 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:14:01,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:14:01,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:01,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:01,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:01,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:01,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:01,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-14 07:14:01,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:01,968 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:01,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:14:01,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:01,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:14:01,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:01,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:14:01,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:01,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:01,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:01,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:01,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:01,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:01,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:01,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:01,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:14:01,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:01,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:14:01,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:01,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:14:01,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:02,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:02,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:02,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:02,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:02,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:14:02,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:02,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:02,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:14:02,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:02,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:14:02,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:02,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:14:02,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:02,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:02,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:02,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:02,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:02,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:14:02,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:02,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:02,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:14:02,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:02,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:14:02,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:02,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:14:02,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:02,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:02,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:02,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:14:02,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:02,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:14:02,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:02,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:02,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:14:02,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:02,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:14:02,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:02,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:14:02,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:02,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:02,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:02,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:02,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:02,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:14:02,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:02,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:02,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:14:02,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:02,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:14:02,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:02,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-14 07:14:02,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:14:02,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:14:02,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:14:02,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:14:02,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:14:02,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:14:02,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:14:02,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:14:02,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:14:02,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:14:02,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:14:02,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:14:02,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:14:02,087 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1539723728] [2020-10-14 07:14:02,087 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:14:02,087 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 07:14:02,088 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430687308] [2020-10-14 07:14:02,088 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 07:14:02,089 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:14:02,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 07:14:02,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-14 07:14:02,093 INFO L87 Difference]: Start difference. First operand 76 states and 86 transitions. Second operand 7 states. [2020-10-14 07:14:02,418 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 07:14:03,157 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:14:03,415 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:14:03,667 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:14:03,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:14:03,761 INFO L93 Difference]: Finished difference Result 138 states and 169 transitions. [2020-10-14 07:14:03,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-14 07:14:03,761 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2020-10-14 07:14:03,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:14:03,762 INFO L225 Difference]: With dead ends: 138 [2020-10-14 07:14:03,762 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 07:14:03,764 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-14 07:14:03,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 07:14:03,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 07:14:03,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 07:14:03,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 07:14:03,764 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 52 [2020-10-14 07:14:03,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:14:03,765 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 07:14:03,766 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 07:14:03,766 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 07:14:03,766 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 07:14:03,766 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 07:14:03,768 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 07:14:05,012 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 15 [2020-10-14 07:14:05,157 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 15 [2020-10-14 07:14:05,306 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 15 [2020-10-14 07:14:05,504 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 15 [2020-10-14 07:14:05,650 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 07:14:05,788 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 15 [2020-10-14 07:14:05,920 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 07:14:06,051 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 07:14:06,253 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:14:06,389 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 15 [2020-10-14 07:14:06,533 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 15 [2020-10-14 07:14:06,677 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 07:14:06,834 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 07:14:06,997 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 07:14:07,135 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 15 [2020-10-14 07:14:07,171 INFO L268 CegarLoopResult]: For program point L152(lines 152 156) no Hoare annotation was computed. [2020-10-14 07:14:07,172 INFO L268 CegarLoopResult]: For program point L152-1(lines 152 156) no Hoare annotation was computed. [2020-10-14 07:14:07,172 INFO L268 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-10-14 07:14:07,172 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 121 176) no Hoare annotation was computed. [2020-10-14 07:14:07,172 INFO L268 CegarLoopResult]: For program point L146-2(lines 146 167) no Hoare annotation was computed. [2020-10-14 07:14:07,172 INFO L268 CegarLoopResult]: For program point L168(lines 145 169) no Hoare annotation was computed. [2020-10-14 07:14:07,172 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 121 176) no Hoare annotation was computed. [2020-10-14 07:14:07,173 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 121 176) no Hoare annotation was computed. [2020-10-14 07:14:07,173 INFO L268 CegarLoopResult]: For program point L222(line 222) no Hoare annotation was computed. [2020-10-14 07:14:07,173 INFO L268 CegarLoopResult]: For program point L222-1(line 222) no Hoare annotation was computed. [2020-10-14 07:14:07,173 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 177 236) no Hoare annotation was computed. [2020-10-14 07:14:07,173 INFO L268 CegarLoopResult]: For program point L209(lines 209 213) no Hoare annotation was computed. [2020-10-14 07:14:07,173 INFO L268 CegarLoopResult]: For program point L209-1(lines 209 213) no Hoare annotation was computed. [2020-10-14 07:14:07,173 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 177 236) no Hoare annotation was computed. [2020-10-14 07:14:07,173 INFO L268 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-10-14 07:14:07,173 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 177 236) no Hoare annotation was computed. [2020-10-14 07:14:07,173 INFO L268 CegarLoopResult]: For program point L203-2(lines 203 228) no Hoare annotation was computed. [2020-10-14 07:14:07,174 INFO L268 CegarLoopResult]: For program point L229(lines 202 230) no Hoare annotation was computed. [2020-10-14 07:14:07,174 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 852 858) the Hoare annotation is: true [2020-10-14 07:14:07,174 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 852 858) no Hoare annotation was computed. [2020-10-14 07:14:07,174 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 859 867) no Hoare annotation was computed. [2020-10-14 07:14:07,174 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 859 867) the Hoare annotation is: true [2020-10-14 07:14:07,174 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 859 867) no Hoare annotation was computed. [2020-10-14 07:14:07,174 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 43 67) the Hoare annotation is: true [2020-10-14 07:14:07,175 INFO L264 CegarLoopResult]: At program point L57(line 57) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-14 07:14:07,175 INFO L268 CegarLoopResult]: For program point L55(lines 55 61) no Hoare annotation was computed. [2020-10-14 07:14:07,175 INFO L271 CegarLoopResult]: At program point L53(line 53) the Hoare annotation is: true [2020-10-14 07:14:07,175 INFO L268 CegarLoopResult]: For program point L53-1(line 53) no Hoare annotation was computed. [2020-10-14 07:14:07,175 INFO L268 CegarLoopResult]: For program point L51(lines 51 64) no Hoare annotation was computed. [2020-10-14 07:14:07,175 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 43 67) no Hoare annotation was computed. [2020-10-14 07:14:07,175 INFO L268 CegarLoopResult]: For program point L51-1(lines 43 67) no Hoare annotation was computed. [2020-10-14 07:14:07,175 INFO L271 CegarLoopResult]: At program point L49(line 49) the Hoare annotation is: true [2020-10-14 07:14:07,176 INFO L268 CegarLoopResult]: For program point L49-1(line 49) no Hoare annotation was computed. [2020-10-14 07:14:07,176 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 524 546) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-14 07:14:07,176 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 524 546) no Hoare annotation was computed. [2020-10-14 07:14:07,176 INFO L264 CegarLoopResult]: At program point L536(line 536) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-14 07:14:07,176 INFO L264 CegarLoopResult]: At program point L536-1(line 536) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-14 07:14:07,176 INFO L268 CegarLoopResult]: For program point L534(lines 534 541) no Hoare annotation was computed. [2020-10-14 07:14:07,176 INFO L268 CegarLoopResult]: For program point L534-1(lines 534 541) no Hoare annotation was computed. [2020-10-14 07:14:07,177 INFO L268 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-10-14 07:14:07,177 INFO L264 CegarLoopResult]: At program point L531(line 531) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-14 07:14:07,177 INFO L264 CegarLoopResult]: At program point L530(line 530) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-14 07:14:07,177 INFO L264 CegarLoopResult]: At program point L530-1(line 530) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-14 07:14:07,177 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 524 546) no Hoare annotation was computed. [2020-10-14 07:14:07,177 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 479 502) no Hoare annotation was computed. [2020-10-14 07:14:07,178 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 479 502) no Hoare annotation was computed. [2020-10-14 07:14:07,178 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 479 502) no Hoare annotation was computed. [2020-10-14 07:14:07,178 INFO L268 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2020-10-14 07:14:07,178 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-10-14 07:14:07,178 INFO L268 CegarLoopResult]: For program point L495(line 495) no Hoare annotation was computed. [2020-10-14 07:14:07,178 INFO L268 CegarLoopResult]: For program point L494(line 494) no Hoare annotation was computed. [2020-10-14 07:14:07,178 INFO L268 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-10-14 07:14:07,178 INFO L268 CegarLoopResult]: For program point L492(line 492) no Hoare annotation was computed. [2020-10-14 07:14:07,179 INFO L268 CegarLoopResult]: For program point L491(line 491) no Hoare annotation was computed. [2020-10-14 07:14:07,179 INFO L268 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-10-14 07:14:07,179 INFO L268 CegarLoopResult]: For program point L489(line 489) no Hoare annotation was computed. [2020-10-14 07:14:07,179 INFO L268 CegarLoopResult]: For program point L488(line 488) no Hoare annotation was computed. [2020-10-14 07:14:07,179 INFO L268 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-10-14 07:14:07,179 INFO L268 CegarLoopResult]: For program point L486(line 486) no Hoare annotation was computed. [2020-10-14 07:14:07,179 INFO L268 CegarLoopResult]: For program point L485(line 485) no Hoare annotation was computed. [2020-10-14 07:14:07,179 INFO L268 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-10-14 07:14:07,179 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 588 595) no Hoare annotation was computed. [2020-10-14 07:14:07,180 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 588 595) no Hoare annotation was computed. [2020-10-14 07:14:07,180 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 588 595) no Hoare annotation was computed. [2020-10-14 07:14:07,180 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 633 641) no Hoare annotation was computed. [2020-10-14 07:14:07,180 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 633 641) the Hoare annotation is: true [2020-10-14 07:14:07,180 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 633 641) no Hoare annotation was computed. [2020-10-14 07:14:07,180 INFO L268 CegarLoopResult]: For program point L672(line 672) no Hoare annotation was computed. [2020-10-14 07:14:07,180 INFO L268 CegarLoopResult]: For program point L672-1(line 672) no Hoare annotation was computed. [2020-10-14 07:14:07,180 INFO L268 CegarLoopResult]: For program point L661(lines 661 669) no Hoare annotation was computed. [2020-10-14 07:14:07,180 INFO L268 CegarLoopResult]: For program point L661-2(lines 661 669) no Hoare annotation was computed. [2020-10-14 07:14:07,181 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 642 677) no Hoare annotation was computed. [2020-10-14 07:14:07,181 INFO L268 CegarLoopResult]: For program point L649(lines 649 657) no Hoare annotation was computed. [2020-10-14 07:14:07,181 INFO L268 CegarLoopResult]: For program point L649-2(lines 649 657) no Hoare annotation was computed. [2020-10-14 07:14:07,181 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 642 677) no Hoare annotation was computed. [2020-10-14 07:14:07,181 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 642 677) no Hoare annotation was computed. [2020-10-14 07:14:07,181 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 845 851) no Hoare annotation was computed. [2020-10-14 07:14:07,181 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 845 851) the Hoare annotation is: true [2020-10-14 07:14:07,181 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 75 120) no Hoare annotation was computed. [2020-10-14 07:14:07,181 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 75 120) no Hoare annotation was computed. [2020-10-14 07:14:07,181 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 75 120) no Hoare annotation was computed. [2020-10-14 07:14:07,181 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 388 433) no Hoare annotation was computed. [2020-10-14 07:14:07,182 INFO L268 CegarLoopResult]: For program point L408(lines 408 415) no Hoare annotation was computed. [2020-10-14 07:14:07,182 INFO L268 CegarLoopResult]: For program point L402(lines 402 422) no Hoare annotation was computed. [2020-10-14 07:14:07,182 INFO L268 CegarLoopResult]: For program point L402-1(lines 402 422) no Hoare annotation was computed. [2020-10-14 07:14:07,182 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 388 433) no Hoare annotation was computed. [2020-10-14 07:14:07,182 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 388 433) no Hoare annotation was computed. [2020-10-14 07:14:07,182 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 511 520) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-14 07:14:07,182 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 511 520) no Hoare annotation was computed. [2020-10-14 07:14:07,182 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 511 520) no Hoare annotation was computed. [2020-10-14 07:14:07,183 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 622 632) no Hoare annotation was computed. [2020-10-14 07:14:07,183 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 622 632) no Hoare annotation was computed. [2020-10-14 07:14:07,183 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 622 632) no Hoare annotation was computed. [2020-10-14 07:14:07,183 INFO L268 CegarLoopResult]: For program point L627(line 627) no Hoare annotation was computed. [2020-10-14 07:14:07,183 INFO L268 CegarLoopResult]: For program point L627-1(line 627) no Hoare annotation was computed. [2020-10-14 07:14:07,183 INFO L268 CegarLoopResult]: For program point deactivatePumpENTRY(lines 614 621) no Hoare annotation was computed. [2020-10-14 07:14:07,183 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 614 621) no Hoare annotation was computed. [2020-10-14 07:14:07,183 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 614 621) no Hoare annotation was computed. [2020-10-14 07:14:07,184 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 581 587) no Hoare annotation was computed. [2020-10-14 07:14:07,184 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 581 587) the Hoare annotation is: true [2020-10-14 07:14:07,184 INFO L264 CegarLoopResult]: At program point testENTRY(lines 687 752) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-14 07:14:07,184 INFO L268 CegarLoopResult]: For program point L735(lines 735 739) no Hoare annotation was computed. [2020-10-14 07:14:07,184 INFO L264 CegarLoopResult]: At program point L735-2(lines 727 740) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-14 07:14:07,184 INFO L268 CegarLoopResult]: For program point L698(lines 697 744) no Hoare annotation was computed. [2020-10-14 07:14:07,184 INFO L264 CegarLoopResult]: At program point L729(line 729) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-14 07:14:07,185 INFO L268 CegarLoopResult]: For program point L727(lines 727 740) no Hoare annotation was computed. [2020-10-14 07:14:07,185 INFO L268 CegarLoopResult]: For program point testFINAL(lines 687 752) no Hoare annotation was computed. [2020-10-14 07:14:07,185 INFO L264 CegarLoopResult]: At program point L719(line 719) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-14 07:14:07,185 INFO L268 CegarLoopResult]: For program point L717(lines 717 723) no Hoare annotation was computed. [2020-10-14 07:14:07,185 INFO L268 CegarLoopResult]: For program point L717-1(lines 717 723) no Hoare annotation was computed. [2020-10-14 07:14:07,185 INFO L264 CegarLoopResult]: At program point L742(lines 697 744) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-14 07:14:07,185 INFO L264 CegarLoopResult]: At program point L709(line 709) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-14 07:14:07,185 INFO L268 CegarLoopResult]: For program point L707(lines 707 713) no Hoare annotation was computed. [2020-10-14 07:14:07,186 INFO L268 CegarLoopResult]: For program point L707-1(lines 707 713) no Hoare annotation was computed. [2020-10-14 07:14:07,186 INFO L268 CegarLoopResult]: For program point L699(lines 699 703) no Hoare annotation was computed. [2020-10-14 07:14:07,186 INFO L264 CegarLoopResult]: At program point L745(lines 696 746) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-14 07:14:07,186 INFO L268 CegarLoopResult]: For program point testEXIT(lines 687 752) no Hoare annotation was computed. [2020-10-14 07:14:07,186 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 342 387) no Hoare annotation was computed. [2020-10-14 07:14:07,186 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 342 387) no Hoare annotation was computed. [2020-10-14 07:14:07,186 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 342 387) no Hoare annotation was computed. [2020-10-14 07:14:07,186 INFO L268 CegarLoopResult]: For program point L362(lines 362 369) no Hoare annotation was computed. [2020-10-14 07:14:07,186 INFO L268 CegarLoopResult]: For program point L356(lines 356 376) no Hoare annotation was computed. [2020-10-14 07:14:07,187 INFO L268 CegarLoopResult]: For program point L356-1(lines 356 376) no Hoare annotation was computed. [2020-10-14 07:14:07,187 INFO L268 CegarLoopResult]: For program point L809(lines 809 817) no Hoare annotation was computed. [2020-10-14 07:14:07,187 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 801 823) no Hoare annotation was computed. [2020-10-14 07:14:07,187 INFO L268 CegarLoopResult]: For program point L809-2(lines 809 817) no Hoare annotation was computed. [2020-10-14 07:14:07,187 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 801 823) no Hoare annotation was computed. [2020-10-14 07:14:07,187 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 801 823) no Hoare annotation was computed. [2020-10-14 07:14:07,187 INFO L268 CegarLoopResult]: For program point L289(lines 288 308) no Hoare annotation was computed. [2020-10-14 07:14:07,187 INFO L268 CegarLoopResult]: For program point L320(line 320) no Hoare annotation was computed. [2020-10-14 07:14:07,187 INFO L268 CegarLoopResult]: For program point L320-1(line 320) no Hoare annotation was computed. [2020-10-14 07:14:07,188 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 239 341) no Hoare annotation was computed. [2020-10-14 07:14:07,188 INFO L268 CegarLoopResult]: For program point L285(lines 285 326) no Hoare annotation was computed. [2020-10-14 07:14:07,188 INFO L268 CegarLoopResult]: For program point L304(line 304) no Hoare annotation was computed. [2020-10-14 07:14:07,188 INFO L268 CegarLoopResult]: For program point L304-1(line 304) no Hoare annotation was computed. [2020-10-14 07:14:07,188 INFO L268 CegarLoopResult]: For program point L263(lines 263 267) no Hoare annotation was computed. [2020-10-14 07:14:07,188 INFO L268 CegarLoopResult]: For program point L327(lines 327 338) no Hoare annotation was computed. [2020-10-14 07:14:07,188 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 239 341) no Hoare annotation was computed. [2020-10-14 07:14:07,188 INFO L268 CegarLoopResult]: For program point L290(lines 290 294) no Hoare annotation was computed. [2020-10-14 07:14:07,189 INFO L268 CegarLoopResult]: For program point L288-2(lines 288 308) no Hoare annotation was computed. [2020-10-14 07:14:07,189 INFO L268 CegarLoopResult]: For program point L309(lines 287 310) no Hoare annotation was computed. [2020-10-14 07:14:07,189 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 239 341) no Hoare annotation was computed. [2020-10-14 07:14:07,189 INFO L268 CegarLoopResult]: For program point L268(lines 268 284) no Hoare annotation was computed. [2020-10-14 07:14:07,189 INFO L268 CegarLoopResult]: For program point L328(lines 328 335) no Hoare annotation was computed. [2020-10-14 07:14:07,189 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 835 844) no Hoare annotation was computed. [2020-10-14 07:14:07,189 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 835 844) no Hoare annotation was computed. [2020-10-14 07:14:07,189 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 835 844) no Hoare annotation was computed. [2020-10-14 07:14:07,189 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:14:07,190 INFO L264 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~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-14 07:14:07,190 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:14:07,190 INFO L268 CegarLoopResult]: For program point L608(line 608) no Hoare annotation was computed. [2020-10-14 07:14:07,190 INFO L268 CegarLoopResult]: For program point L608-1(lines 597 613) no Hoare annotation was computed. [2020-10-14 07:14:07,190 INFO L268 CegarLoopResult]: For program point L604(lines 604 610) no Hoare annotation was computed. [2020-10-14 07:14:07,191 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 597 613) no Hoare annotation was computed. [2020-10-14 07:14:07,191 INFO L268 CegarLoopResult]: For program point L602(line 602) no Hoare annotation was computed. [2020-10-14 07:14:07,191 INFO L268 CegarLoopResult]: For program point L602-1(line 602) no Hoare annotation was computed. [2020-10-14 07:14:07,191 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 597 613) no Hoare annotation was computed. [2020-10-14 07:14:07,191 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 824 832) the Hoare annotation is: true [2020-10-14 07:14:07,191 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 824 832) no Hoare annotation was computed. [2020-10-14 07:14:07,191 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 824 832) no Hoare annotation was computed. [2020-10-14 07:14:07,191 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:14:07,191 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-14 07:14:07,191 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:14:07,192 INFO L268 CegarLoopResult]: For program point L784-1(lines 780 791) no Hoare annotation was computed. [2020-10-14 07:14:07,192 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 780 791) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-14 07:14:07,192 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 780 791) no Hoare annotation was computed. [2020-10-14 07:14:07,192 INFO L264 CegarLoopResult]: At program point L570(line 570) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-14 07:14:07,192 INFO L264 CegarLoopResult]: At program point L568(lines 568 574) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-14 07:14:07,192 INFO L264 CegarLoopResult]: At program point L563(line 563) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-14 07:14:07,192 INFO L268 CegarLoopResult]: For program point L561(lines 560 579) no Hoare annotation was computed. [2020-10-14 07:14:07,192 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 557 580) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-14 07:14:07,193 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 557 580) no Hoare annotation was computed. [2020-10-14 07:14:07,193 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 557 580) no Hoare annotation was computed. [2020-10-14 07:14:07,193 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 446 475) no Hoare annotation was computed. [2020-10-14 07:14:07,193 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 446 475) the Hoare annotation is: true [2020-10-14 07:14:07,193 INFO L271 CegarLoopResult]: At program point L471(lines 446 475) the Hoare annotation is: true [2020-10-14 07:14:07,193 INFO L268 CegarLoopResult]: For program point L467(line 467) no Hoare annotation was computed. [2020-10-14 07:14:07,193 INFO L268 CegarLoopResult]: For program point L460(lines 460 464) no Hoare annotation was computed. [2020-10-14 07:14:07,193 INFO L271 CegarLoopResult]: At program point L460-1(lines 460 464) the Hoare annotation is: true [2020-10-14 07:14:07,193 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-10-14 07:14:07,194 INFO L271 CegarLoopResult]: At program point L456-2(lines 456 470) the Hoare annotation is: true [2020-10-14 07:14:07,194 INFO L271 CegarLoopResult]: At program point L452(line 452) the Hoare annotation is: true [2020-10-14 07:14:07,194 INFO L268 CegarLoopResult]: For program point L452-1(line 452) no Hoare annotation was computed. [2020-10-14 07:14:07,194 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 792 800) no Hoare annotation was computed. [2020-10-14 07:14:07,194 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 792 800) no Hoare annotation was computed. [2020-10-14 07:14:07,194 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 792 800) no Hoare annotation was computed. [2020-10-14 07:14:07,194 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 756 767) the Hoare annotation is: true [2020-10-14 07:14:07,194 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 756 767) no Hoare annotation was computed. [2020-10-14 07:14:07,195 INFO L268 CegarLoopResult]: For program point L760-1(lines 756 767) no Hoare annotation was computed. [2020-10-14 07:14:07,195 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 503 509) no Hoare annotation was computed. [2020-10-14 07:14:07,195 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 503 509) the Hoare annotation is: true [2020-10-14 07:14:07,195 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:14:07,195 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-14 07:14:07,195 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 07:14:07,195 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:14:07,195 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 678 685) no Hoare annotation was computed. [2020-10-14 07:14:07,196 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 678 685) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-14 07:14:07,196 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 678 685) no Hoare annotation was computed. [2020-10-14 07:14:07,196 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 768 779) no Hoare annotation was computed. [2020-10-14 07:14:07,196 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 768 779) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-14 07:14:07,196 INFO L268 CegarLoopResult]: For program point L772-1(lines 768 779) no Hoare annotation was computed. [2020-10-14 07:14:07,196 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 435 442) no Hoare annotation was computed. [2020-10-14 07:14:07,196 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 439) no Hoare annotation was computed. [2020-10-14 07:14:07,197 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 435 442) the Hoare annotation is: true [2020-10-14 07:14:07,197 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 435 442) no Hoare annotation was computed. [2020-10-14 07:14:07,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 07:14:07 BoogieIcfgContainer [2020-10-14 07:14:07,211 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 07:14:07,213 INFO L168 Benchmark]: Toolchain (without parser) took 22563.06 ms. Allocated memory was 148.4 MB in the beginning and 595.6 MB in the end (delta: 447.2 MB). Free memory was 104.0 MB in the beginning and 185.8 MB in the end (delta: -81.8 MB). Peak memory consumption was 413.1 MB. Max. memory is 7.1 GB. [2020-10-14 07:14:07,214 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 148.4 MB. Free memory was 122.9 MB in the beginning and 122.5 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. [2020-10-14 07:14:07,215 INFO L168 Benchmark]: CACSL2BoogieTranslator took 604.47 ms. Allocated memory was 148.4 MB in the beginning and 206.0 MB in the end (delta: 57.7 MB). Free memory was 103.5 MB in the beginning and 176.5 MB in the end (delta: -73.0 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. [2020-10-14 07:14:07,216 INFO L168 Benchmark]: Boogie Preprocessor took 84.19 ms. Allocated memory is still 206.0 MB. Free memory was 176.5 MB in the beginning and 172.1 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2020-10-14 07:14:07,217 INFO L168 Benchmark]: RCFGBuilder took 999.56 ms. Allocated memory was 206.0 MB in the beginning and 234.9 MB in the end (delta: 28.8 MB). Free memory was 172.1 MB in the beginning and 197.4 MB in the end (delta: -25.3 MB). Peak memory consumption was 82.9 MB. Max. memory is 7.1 GB. [2020-10-14 07:14:07,218 INFO L168 Benchmark]: TraceAbstraction took 20868.92 ms. Allocated memory was 234.9 MB in the beginning and 595.6 MB in the end (delta: 360.7 MB). Free memory was 197.4 MB in the beginning and 185.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 420.0 MB. Max. memory is 7.1 GB. [2020-10-14 07:14:07,222 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 148.4 MB. Free memory was 122.9 MB in the beginning and 122.5 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 604.47 ms. Allocated memory was 148.4 MB in the beginning and 206.0 MB in the end (delta: 57.7 MB). Free memory was 103.5 MB in the beginning and 176.5 MB in the end (delta: -73.0 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.19 ms. Allocated memory is still 206.0 MB. Free memory was 176.5 MB in the beginning and 172.1 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 999.56 ms. Allocated memory was 206.0 MB in the beginning and 234.9 MB in the end (delta: 28.8 MB). Free memory was 172.1 MB in the beginning and 197.4 MB in the end (delta: -25.3 MB). Peak memory consumption was 82.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 20868.92 ms. Allocated memory was 234.9 MB in the beginning and 595.6 MB in the end (delta: 360.7 MB). Free memory was 197.4 MB in the beginning and 185.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 420.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 439]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 696]: Loop Invariant Derived loop invariant: !(pumpRunning == 0) - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 446]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: !(pumpRunning == 0) || splverifierCounter <= 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 205 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 17.3s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 3.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 220 SDtfs, 206 SDslu, 92 SDs, 0 SdLazy, 448 SolverSat, 116 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 57 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=128occurred 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, 3 MinimizatonAttempts, 51 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 109 PreInvPairs, 125 NumberOfFragments, 425 HoareAnnotationTreeSize, 109 FomulaSimplifications, 2835 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 42 FomulaSimplificationsInter, 4450 FormulaSimplificationTreeSizeReductionInter, 2.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 12.8s InterpolantComputationTime, 145 NumberOfCodeBlocks, 145 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 142 ConstructedInterpolants, 0 QuantifiedInterpolants, 36992 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...