/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=BIGGEST --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_spec2_product01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-12 17:49:26,277 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-12 17:49:26,280 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-12 17:49:26,304 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-12 17:49:26,304 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-12 17:49:26,305 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-12 17:49:26,307 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-12 17:49:26,308 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-12 17:49:26,310 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-12 17:49:26,311 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-12 17:49:26,312 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-12 17:49:26,313 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-12 17:49:26,313 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-12 17:49:26,314 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-12 17:49:26,315 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-12 17:49:26,316 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-12 17:49:26,317 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-12 17:49:26,318 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-12 17:49:26,320 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-12 17:49:26,322 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-12 17:49:26,323 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-12 17:49:26,324 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-12 17:49:26,325 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-12 17:49:26,326 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-12 17:49:26,328 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-12 17:49:26,328 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-12 17:49:26,329 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-12 17:49:26,329 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-12 17:49:26,330 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-12 17:49:26,331 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-12 17:49:26,331 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-12 17:49:26,332 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-12 17:49:26,332 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-12 17:49:26,333 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-12 17:49:26,334 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-12 17:49:26,334 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-12 17:49:26,335 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-12 17:49:26,335 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-12 17:49:26,335 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-12 17:49:26,336 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-12 17:49:26,337 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-12 17:49:26,338 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 [2020-10-12 17:49:26,362 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-12 17:49:26,362 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-12 17:49:26,363 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-12 17:49:26,364 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-12 17:49:26,364 INFO L138 SettingsManager]: * Use SBE=true [2020-10-12 17:49:26,364 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-12 17:49:26,364 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-12 17:49:26,365 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-12 17:49:26,365 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-12 17:49:26,365 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-12 17:49:26,365 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-12 17:49:26,365 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-12 17:49:26,366 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-12 17:49:26,366 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-12 17:49:26,366 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-12 17:49:26,366 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-12 17:49:26,366 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-12 17:49:26,367 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-12 17:49:26,367 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-12 17:49:26,367 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-12 17:49:26,367 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-12 17:49:26,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-12 17:49:26,368 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-12 17:49:26,368 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-12 17:49:26,368 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-12 17:49:26,369 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-12 17:49:26,369 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-12 17:49:26,369 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-12 17:49:26,369 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-12 17:49:26,369 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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-12 17:49:26,708 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-12 17:49:26,726 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-12 17:49:26,729 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-12 17:49:26,730 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-12 17:49:26,731 INFO L275 PluginConnector]: CDTParser initialized [2020-10-12 17:49:26,731 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product01.cil.c [2020-10-12 17:49:26,811 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d92ede385/f71065fd09c742e586829fa7c3b11944/FLAGdcd6ce9a3 [2020-10-12 17:49:27,384 INFO L306 CDTParser]: Found 1 translation units. [2020-10-12 17:49:27,385 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product01.cil.c [2020-10-12 17:49:27,398 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d92ede385/f71065fd09c742e586829fa7c3b11944/FLAGdcd6ce9a3 [2020-10-12 17:49:27,620 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d92ede385/f71065fd09c742e586829fa7c3b11944 [2020-10-12 17:49:27,630 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-12 17:49:27,633 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-12 17:49:27,638 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-12 17:49:27,638 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-12 17:49:27,642 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-12 17:49:27,643 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:49:27" (1/1) ... [2020-10-12 17:49:27,646 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72510626 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:49:27, skipping insertion in model container [2020-10-12 17:49:27,647 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 05:49:27" (1/1) ... [2020-10-12 17:49:27,655 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-12 17:49:27,699 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-12 17:49:28,106 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:49:28,120 INFO L203 MainTranslator]: Completed pre-run [2020-10-12 17:49:28,194 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-12 17:49:28,235 INFO L208 MainTranslator]: Completed translation [2020-10-12 17:49:28,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:49:28 WrapperNode [2020-10-12 17:49:28,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-12 17:49:28,236 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-12 17:49:28,236 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-12 17:49:28,236 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-12 17:49:28,247 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:49:28" (1/1) ... [2020-10-12 17:49:28,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:49:28" (1/1) ... [2020-10-12 17:49:28,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:49:28" (1/1) ... [2020-10-12 17:49:28,267 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:49:28" (1/1) ... [2020-10-12 17:49:28,298 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:49:28" (1/1) ... [2020-10-12 17:49:28,308 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:49:28" (1/1) ... [2020-10-12 17:49:28,313 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:49:28" (1/1) ... [2020-10-12 17:49:28,321 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-12 17:49:28,323 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-12 17:49:28,323 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-12 17:49:28,324 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-12 17:49:28,325 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:49:28" (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 [2020-10-12 17:49:28,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-12 17:49:28,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-12 17:49:28,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-12 17:49:28,388 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-12 17:49:28,388 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-12 17:49:28,388 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-12 17:49:28,389 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-12 17:49:28,389 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-12 17:49:28,389 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-12 17:49:28,389 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-12 17:49:28,389 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-12 17:49:28,389 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-12 17:49:28,389 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-12 17:49:28,390 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-12 17:49:28,390 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-12 17:49:28,390 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-12 17:49:28,390 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-12 17:49:28,390 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-12 17:49:28,390 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-12 17:49:28,391 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-12 17:49:28,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-12 17:49:28,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-12 17:49:28,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-12 17:49:28,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-12 17:49:28,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-12 17:49:28,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-12 17:49:28,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-12 17:49:28,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-12 17:49:28,392 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-12 17:49:28,392 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-12 17:49:28,392 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-12 17:49:28,392 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-12 17:49:28,392 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-12 17:49:28,393 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-12 17:49:28,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-12 17:49:28,393 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-12 17:49:28,393 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-12 17:49:28,393 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-12 17:49:28,393 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-12 17:49:28,394 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-12 17:49:28,394 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-12 17:49:28,394 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-12 17:49:28,394 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-12 17:49:28,394 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-12 17:49:28,394 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-12 17:49:28,394 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-12 17:49:28,395 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-12 17:49:28,395 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-12 17:49:28,395 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-12 17:49:28,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-12 17:49:28,395 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-12 17:49:28,395 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-12 17:49:28,396 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-12 17:49:28,396 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-12 17:49:28,396 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-12 17:49:28,396 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-12 17:49:28,396 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-12 17:49:28,396 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-12 17:49:28,396 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-12 17:49:28,397 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-12 17:49:28,397 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-12 17:49:28,397 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-12 17:49:28,397 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-12 17:49:28,397 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-12 17:49:28,397 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-12 17:49:28,398 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-12 17:49:28,398 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-12 17:49:28,398 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-12 17:49:28,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-12 17:49:28,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-12 17:49:28,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-12 17:49:28,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-12 17:49:28,399 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-12 17:49:28,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-12 17:49:28,399 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-12 17:49:28,399 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-12 17:49:28,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-12 17:49:28,399 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-12 17:49:28,400 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-12 17:49:28,400 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-12 17:49:28,400 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-12 17:49:28,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-12 17:49:28,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-12 17:49:28,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-12 17:49:29,411 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-12 17:49:29,412 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-12 17:49:29,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:49:29 BoogieIcfgContainer [2020-10-12 17:49:29,421 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-12 17:49:29,423 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-12 17:49:29,423 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-12 17:49:29,427 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-12 17:49:29,428 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.10 05:49:27" (1/3) ... [2020-10-12 17:49:29,429 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e6e6a86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:49:29, skipping insertion in model container [2020-10-12 17:49:29,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 05:49:28" (2/3) ... [2020-10-12 17:49:29,430 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e6e6a86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.10 05:49:29, skipping insertion in model container [2020-10-12 17:49:29,430 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 05:49:29" (3/3) ... [2020-10-12 17:49:29,432 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product01.cil.c [2020-10-12 17:49:29,443 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-12 17:49:29,452 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-12 17:49:29,467 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-12 17:49:29,498 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-12 17:49:29,499 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-12 17:49:29,499 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-12 17:49:29,499 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-12 17:49:29,499 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-12 17:49:29,499 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-12 17:49:29,500 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-12 17:49:29,500 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-12 17:49:29,521 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states. [2020-10-12 17:49:29,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-12 17:49:29,531 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:49:29,532 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:49:29,532 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:49:29,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:49:29,537 INFO L82 PathProgramCache]: Analyzing trace with hash 1206360335, now seen corresponding path program 1 times [2020-10-12 17:49:29,543 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:49:29,544 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [995610301] [2020-10-12 17:49:29,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:49:29,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:29,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:30,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:30,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:31,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:31,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:31,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:34,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:34,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-12 17:49:34,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-12 17:49:34,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5028 [2020-10-12 17:49:34,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:34,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-12 17:49:34,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:49:34,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-12 17:49:34,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-12 17:49:35,329 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:49:35,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:49:35,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:35,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:35,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:35,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:35,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:35,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 81 [2020-10-12 17:49:35,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:35,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:35,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:35,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:49:35,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 8 [2020-10-12 17:49:35,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:49:35,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:35,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:35,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:35,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:49:35,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:35,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:49:35,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:35,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:35,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:35,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:49:35,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:35,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:49:35,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:35,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:35,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:35,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:49:35,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:35,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:49:35,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:35,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:35,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:35,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:49:35,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:35,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:49:35,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:35,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:35,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:35,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:35,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:35,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:49:35,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:35,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:35,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:35,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:49:35,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:35,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:49:35,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:35,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:35,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:35,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:49:35,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:35,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:49:35,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:35,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:35,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:35,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:49:35,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:35,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:49:35,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:35,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:35,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:35,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:35,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:35,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:49:35,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:35,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:35,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:35,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:49:35,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:35,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-12 17:49:35,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:35,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:35,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:35,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:35,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:35,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-12 17:49:35,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:35,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:49:35,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:35,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:49:35,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:35,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-12 17:49:35,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:35,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:35,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:35,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:35,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:35,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:35,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:35,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:35,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:49:35,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:35,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:35,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 17:49:35,621 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [995610301] [2020-10-12 17:49:35,623 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:49:35,623 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-12 17:49:35,624 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583367995] [2020-10-12 17:49:35,629 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-12 17:49:35,630 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:49:35,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-12 17:49:35,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-12 17:49:35,647 INFO L87 Difference]: Start difference. First operand 132 states. Second operand 8 states. [2020-10-12 17:49:36,308 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:49:37,261 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:49:37,564 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:49:37,839 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:49:38,219 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-12 17:49:38,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:49:38,844 INFO L93 Difference]: Finished difference Result 270 states and 374 transitions. [2020-10-12 17:49:38,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-12 17:49:38,847 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-10-12 17:49:38,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:49:38,861 INFO L225 Difference]: With dead ends: 270 [2020-10-12 17:49:38,861 INFO L226 Difference]: Without dead ends: 164 [2020-10-12 17:49:38,865 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2020-10-12 17:49:38,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2020-10-12 17:49:38,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 125. [2020-10-12 17:49:38,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2020-10-12 17:49:38,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 148 transitions. [2020-10-12 17:49:38,952 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 148 transitions. Word has length 51 [2020-10-12 17:49:38,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:49:38,953 INFO L479 AbstractCegarLoop]: Abstraction has 125 states and 148 transitions. [2020-10-12 17:49:38,953 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-12 17:49:38,953 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 148 transitions. [2020-10-12 17:49:38,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-12 17:49:38,957 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:49:38,958 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:49:38,958 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-12 17:49:38,958 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:49:38,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:49:38,959 INFO L82 PathProgramCache]: Analyzing trace with hash -1500937729, now seen corresponding path program 1 times [2020-10-12 17:49:38,959 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:49:38,959 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2031729127] [2020-10-12 17:49:38,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:49:38,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:39,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:39,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:39,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:39,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:40,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:40,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-12 17:49:40,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:49:40,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1476 [2020-10-12 17:49:40,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:40,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-12 17:49:40,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-12 17:49:40,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-12 17:49:40,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:40,776 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:49:40,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:49:40,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:40,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:40,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:40,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:40,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:40,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-12 17:49:40,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:40,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:40,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:40,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:40,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:40,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:49:40,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:40,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:40,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:40,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:49:40,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:40,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:40,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:40,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:40,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:40,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:40,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:40,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:49:40,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:40,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:40,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:40,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:49:40,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:40,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:49:40,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:40,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:40,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:40,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:40,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:40,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:49:40,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:40,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:40,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:40,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:40,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:40,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:40,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:40,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:40,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:40,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:40,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:40,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:49:40,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:40,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:40,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:40,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:49:40,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:40,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:40,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:40,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:40,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:40,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:40,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:40,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:49:40,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:40,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:40,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:40,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:40,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:40,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:40,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:40,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:40,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:40,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:49:40,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:40,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 17:49:40,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:40,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:40,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:40,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:40,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:40,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:49:40,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:40,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:40,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:40,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:49:40,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:40,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-12 17:49:40,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:40,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:40,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:40,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:40,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:40,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:49:40,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:40,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:40,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:40,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:49:40,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-12 17:49:40,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-12 17:49:40,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:40,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:40,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:40,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:40,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:40,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:49:40,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:40,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:40,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:40,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:49:40,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:40,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-12 17:49:40,924 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2031729127] [2020-10-12 17:49:40,926 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-12 17:49:40,926 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-12 17:49:40,926 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330370083] [2020-10-12 17:49:40,929 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-12 17:49:40,929 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:49:40,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-12 17:49:40,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-12 17:49:40,930 INFO L87 Difference]: Start difference. First operand 125 states and 148 transitions. Second operand 6 states. [2020-10-12 17:49:41,422 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:49:42,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:49:42,877 INFO L93 Difference]: Finished difference Result 305 states and 414 transitions. [2020-10-12 17:49:42,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-12 17:49:42,879 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2020-10-12 17:49:42,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:49:42,892 INFO L225 Difference]: With dead ends: 305 [2020-10-12 17:49:42,892 INFO L226 Difference]: Without dead ends: 302 [2020-10-12 17:49:42,896 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-10-12 17:49:42,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2020-10-12 17:49:43,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 186. [2020-10-12 17:49:43,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 186 states. [2020-10-12 17:49:43,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 229 transitions. [2020-10-12 17:49:43,006 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 229 transitions. Word has length 60 [2020-10-12 17:49:43,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:49:43,007 INFO L479 AbstractCegarLoop]: Abstraction has 186 states and 229 transitions. [2020-10-12 17:49:43,007 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-12 17:49:43,007 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 229 transitions. [2020-10-12 17:49:43,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-10-12 17:49:43,020 INFO L414 BasicCegarLoop]: Found error trace [2020-10-12 17:49:43,021 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-12 17:49:43,021 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-12 17:49:43,021 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-12 17:49:43,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-12 17:49:43,022 INFO L82 PathProgramCache]: Analyzing trace with hash -2047508639, now seen corresponding path program 1 times [2020-10-12 17:49:43,022 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-12 17:49:43,023 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2034441031] [2020-10-12 17:49:43,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-12 17:49:43,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:43,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:43,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:43,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:43,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:43,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:43,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:43,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:45,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:45,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:45,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:47,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:47,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 128 [2020-10-12 17:49:47,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-12 17:49:47,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4632 [2020-10-12 17:49:47,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:47,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:49:47,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-12 17:49:47,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 118 [2020-10-12 17:49:47,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:47,982 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:49:47,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-12 17:49:47,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:48,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:48,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:48,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:48,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:48,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-10-12 17:49:48,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:48,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:48,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:48,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-12 17:49:48,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:48,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-12 17:49:48,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:48,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:48,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:48,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:49:48,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:48,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:49:48,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:48,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:48,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:48,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:49:48,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:48,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-12 17:49:48,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:48,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:48,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:48,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:49:48,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:48,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:48,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:48,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:48,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:48,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:49:48,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:48,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-12 17:49:48,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:48,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:48,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:48,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:48,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:48,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:48,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:48,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:48,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:48,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:49:48,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-12 17:49:48,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-12 17:49:48,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:48,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:48,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:48,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-12 17:49:48,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:48,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:48,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:48,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:48,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:48,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:49:48,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:48,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-12 17:49:48,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:48,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:48,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:48,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:48,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:48,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-12 17:49:48,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:48,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:48,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:48,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:49:48,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:48,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-12 17:49:48,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:48,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:48,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:48,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:48,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:48,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-12 17:49:48,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:48,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:48,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:48,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:49:48,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:48,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-12 17:49:48,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:48,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:48,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:48,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:48,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:48,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:48,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-12 17:49:48,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-12 17:49:48,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-12 17:49:48,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:48,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:49:48,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-12 17:49:48,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-12 17:49:48,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:48,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-12 17:49:48,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:48,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:48,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:48,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-12 17:49:48,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:48,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-12 17:49:48,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:48,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-12 17:49:48,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:48,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-12 17:49:48,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:48,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-12 17:49:48,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:48,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:48,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:48,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:48,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:48,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:48,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:48,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-12 17:49:48,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:48,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-12 17:49:48,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:48,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-12 17:49:48,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:48,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:48,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:48,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:48,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:48,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-12 17:49:48,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:48,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-12 17:49:48,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:48,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-12 17:49:48,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-12 17:49:48,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-12 17:49:48,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:48,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:48,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:48,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:48,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:48,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-12 17:49:48,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:48,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-12 17:49:48,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:48,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:49:48,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:48,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-12 17:49:48,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-12 17:49:48,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-12 17:49:48,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-12 17:49:48,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-12 17:49:48,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-12 17:49:48,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-12 17:49:48,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-12 17:49:48,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-12 17:49:48,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-12 17:49:48,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-12 17:49:48,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-12 17:49:48,488 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-10-12 17:49:48,489 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2034441031] [2020-10-12 17:49:48,489 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-12 17:49:48,489 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-12 17:49:48,490 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009549356] [2020-10-12 17:49:48,491 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-12 17:49:48,492 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-12 17:49:48,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-12 17:49:48,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-10-12 17:49:48,492 INFO L87 Difference]: Start difference. First operand 186 states and 229 transitions. Second operand 13 states. [2020-10-12 17:49:49,137 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-12 17:49:50,109 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-12 17:49:50,617 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-10-12 17:49:50,910 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-12 17:49:51,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-12 17:49:51,309 INFO L93 Difference]: Finished difference Result 316 states and 422 transitions. [2020-10-12 17:49:51,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-12 17:49:51,309 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 86 [2020-10-12 17:49:51,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-12 17:49:51,310 INFO L225 Difference]: With dead ends: 316 [2020-10-12 17:49:51,310 INFO L226 Difference]: Without dead ends: 0 [2020-10-12 17:49:51,316 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 24 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=109, Invalid=353, Unknown=0, NotChecked=0, Total=462 [2020-10-12 17:49:51,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-12 17:49:51,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-12 17:49:51,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-12 17:49:51,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-12 17:49:51,320 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 86 [2020-10-12 17:49:51,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-12 17:49:51,320 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-12 17:49:51,320 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-12 17:49:51,320 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-12 17:49:51,321 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-12 17:49:51,321 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-12 17:49:51,325 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-12 17:49:53,795 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 19 [2020-10-12 17:49:53,955 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 19 [2020-10-12 17:49:54,180 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 19 [2020-10-12 17:49:54,391 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 20 [2020-10-12 17:49:54,536 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 13 [2020-10-12 17:49:54,696 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 19 [2020-10-12 17:49:54,855 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 19 [2020-10-12 17:49:55,030 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 19 [2020-10-12 17:49:55,241 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-12 17:49:55,364 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-10-12 17:49:55,531 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 15 [2020-10-12 17:49:55,696 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 19 [2020-10-12 17:49:56,168 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 19 [2020-10-12 17:49:56,597 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 19 [2020-10-12 17:49:57,017 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 16 [2020-10-12 17:49:57,478 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 20 [2020-10-12 17:49:57,956 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 20 [2020-10-12 17:49:58,241 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 11 [2020-10-12 17:49:58,357 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-10-12 17:49:58,536 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 19 [2020-10-12 17:49:58,709 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 19 [2020-10-12 17:49:59,153 WARN L193 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 19 [2020-10-12 17:49:59,484 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 11 [2020-10-12 17:49:59,870 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 16 [2020-10-12 17:49:59,891 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-10-12 17:49:59,892 INFO L268 CegarLoopResult]: For program point L477-2(lines 477 498) no Hoare annotation was computed. [2020-10-12 17:49:59,892 INFO L268 CegarLoopResult]: For program point L499(lines 476 500) no Hoare annotation was computed. [2020-10-12 17:49:59,892 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 452 507) no Hoare annotation was computed. [2020-10-12 17:49:59,892 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 452 507) no Hoare annotation was computed. [2020-10-12 17:49:59,892 INFO L268 CegarLoopResult]: For program point L483(lines 483 487) no Hoare annotation was computed. [2020-10-12 17:49:59,892 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 452 507) no Hoare annotation was computed. [2020-10-12 17:49:59,892 INFO L268 CegarLoopResult]: For program point L483-1(lines 483 487) no Hoare annotation was computed. [2020-10-12 17:49:59,893 INFO L268 CegarLoopResult]: For program point L540(lines 540 544) no Hoare annotation was computed. [2020-10-12 17:49:59,893 INFO L268 CegarLoopResult]: For program point L540-1(lines 540 544) no Hoare annotation was computed. [2020-10-12 17:49:59,893 INFO L268 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-10-12 17:49:59,893 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 508 567) no Hoare annotation was computed. [2020-10-12 17:49:59,893 INFO L268 CegarLoopResult]: For program point L534-2(lines 534 559) no Hoare annotation was computed. [2020-10-12 17:49:59,893 INFO L268 CegarLoopResult]: For program point L560(lines 533 561) no Hoare annotation was computed. [2020-10-12 17:49:59,893 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 508 567) no Hoare annotation was computed. [2020-10-12 17:49:59,893 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 508 567) no Hoare annotation was computed. [2020-10-12 17:49:59,893 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-10-12 17:49:59,893 INFO L268 CegarLoopResult]: For program point L553-1(line 553) no Hoare annotation was computed. [2020-10-12 17:49:59,894 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 245 251) the Hoare annotation is: true [2020-10-12 17:49:59,894 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 245 251) no Hoare annotation was computed. [2020-10-12 17:49:59,894 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 252 260) no Hoare annotation was computed. [2020-10-12 17:49:59,894 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 252 260) the Hoare annotation is: true [2020-10-12 17:49:59,894 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 252 260) no Hoare annotation was computed. [2020-10-12 17:49:59,894 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 336 358) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:49:59,895 INFO L264 CegarLoopResult]: At program point L348(line 348) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:49:59,895 INFO L264 CegarLoopResult]: At program point L348-1(line 348) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:49:59,895 INFO L268 CegarLoopResult]: For program point L346(lines 346 353) no Hoare annotation was computed. [2020-10-12 17:49:59,895 INFO L268 CegarLoopResult]: For program point L346-1(lines 346 353) no Hoare annotation was computed. [2020-10-12 17:49:59,895 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 336 358) no Hoare annotation was computed. [2020-10-12 17:49:59,895 INFO L268 CegarLoopResult]: For program point L344(line 344) no Hoare annotation was computed. [2020-10-12 17:49:59,895 INFO L264 CegarLoopResult]: At program point L343(line 343) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:49:59,896 INFO L264 CegarLoopResult]: At program point L342(line 342) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:49:59,896 INFO L264 CegarLoopResult]: At program point L342-1(line 342) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:49:59,896 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 336 358) no Hoare annotation was computed. [2020-10-12 17:49:59,896 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 293 316) no Hoare annotation was computed. [2020-10-12 17:49:59,896 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 293 316) no Hoare annotation was computed. [2020-10-12 17:49:59,896 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 293 316) no Hoare annotation was computed. [2020-10-12 17:49:59,896 INFO L268 CegarLoopResult]: For program point L311(line 311) no Hoare annotation was computed. [2020-10-12 17:49:59,897 INFO L268 CegarLoopResult]: For program point L310(line 310) no Hoare annotation was computed. [2020-10-12 17:49:59,897 INFO L268 CegarLoopResult]: For program point L309(line 309) no Hoare annotation was computed. [2020-10-12 17:49:59,897 INFO L268 CegarLoopResult]: For program point L308(line 308) no Hoare annotation was computed. [2020-10-12 17:49:59,897 INFO L268 CegarLoopResult]: For program point L307(line 307) no Hoare annotation was computed. [2020-10-12 17:49:59,897 INFO L268 CegarLoopResult]: For program point L306(line 306) no Hoare annotation was computed. [2020-10-12 17:49:59,897 INFO L268 CegarLoopResult]: For program point L305(line 305) no Hoare annotation was computed. [2020-10-12 17:49:59,897 INFO L268 CegarLoopResult]: For program point L304(line 304) no Hoare annotation was computed. [2020-10-12 17:49:59,897 INFO L268 CegarLoopResult]: For program point L303(line 303) no Hoare annotation was computed. [2020-10-12 17:49:59,898 INFO L268 CegarLoopResult]: For program point L302(line 302) no Hoare annotation was computed. [2020-10-12 17:49:59,898 INFO L268 CegarLoopResult]: For program point L301(line 301) no Hoare annotation was computed. [2020-10-12 17:49:59,898 INFO L268 CegarLoopResult]: For program point L300(line 300) no Hoare annotation was computed. [2020-10-12 17:49:59,898 INFO L268 CegarLoopResult]: For program point L299(line 299) no Hoare annotation was computed. [2020-10-12 17:49:59,898 INFO L268 CegarLoopResult]: For program point L298(line 298) no Hoare annotation was computed. [2020-10-12 17:49:59,898 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 110 118) no Hoare annotation was computed. [2020-10-12 17:49:59,898 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 110 118) the Hoare annotation is: true [2020-10-12 17:49:59,898 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 110 118) no Hoare annotation was computed. [2020-10-12 17:49:59,899 INFO L268 CegarLoopResult]: For program point L126(lines 126 134) no Hoare annotation was computed. [2020-10-12 17:49:59,899 INFO L268 CegarLoopResult]: For program point L126-2(lines 126 134) no Hoare annotation was computed. [2020-10-12 17:49:59,899 INFO L268 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-10-12 17:49:59,899 INFO L268 CegarLoopResult]: For program point L149-1(line 149) no Hoare annotation was computed. [2020-10-12 17:49:59,899 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 119 154) no Hoare annotation was computed. [2020-10-12 17:49:59,899 INFO L268 CegarLoopResult]: For program point L138(lines 138 146) no Hoare annotation was computed. [2020-10-12 17:49:59,899 INFO L268 CegarLoopResult]: For program point L138-2(lines 138 146) no Hoare annotation was computed. [2020-10-12 17:49:59,899 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 119 154) no Hoare annotation was computed. [2020-10-12 17:49:59,899 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 119 154) no Hoare annotation was computed. [2020-10-12 17:49:59,899 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 238 244) no Hoare annotation was computed. [2020-10-12 17:49:59,899 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 238 244) the Hoare annotation is: true [2020-10-12 17:49:59,900 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 406 451) no Hoare annotation was computed. [2020-10-12 17:49:59,900 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 406 451) no Hoare annotation was computed. [2020-10-12 17:49:59,900 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 406 451) no Hoare annotation was computed. [2020-10-12 17:49:59,900 INFO L268 CegarLoopResult]: For program point L733(lines 733 753) no Hoare annotation was computed. [2020-10-12 17:49:59,900 INFO L268 CegarLoopResult]: For program point L733-1(lines 733 753) no Hoare annotation was computed. [2020-10-12 17:49:59,900 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 719 764) no Hoare annotation was computed. [2020-10-12 17:49:59,900 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 719 764) no Hoare annotation was computed. [2020-10-12 17:49:59,900 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 719 764) no Hoare annotation was computed. [2020-10-12 17:49:59,900 INFO L268 CegarLoopResult]: For program point L739(lines 739 746) no Hoare annotation was computed. [2020-10-12 17:49:59,900 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 325 335) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:49:59,901 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 325 335) no Hoare annotation was computed. [2020-10-12 17:49:59,901 INFO L264 CegarLoopResult]: At program point L330(line 330) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:49:59,901 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 325 335) no Hoare annotation was computed. [2020-10-12 17:49:59,901 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 99 109) no Hoare annotation was computed. [2020-10-12 17:49:59,901 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 99 109) no Hoare annotation was computed. [2020-10-12 17:49:59,901 INFO L268 CegarLoopResult]: For program point L104(line 104) no Hoare annotation was computed. [2020-10-12 17:49:59,901 INFO L268 CegarLoopResult]: For program point L104-1(line 104) no Hoare annotation was computed. [2020-10-12 17:49:59,901 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 99 109) no Hoare annotation was computed. [2020-10-12 17:49:59,901 INFO L268 CegarLoopResult]: For program point deactivatePumpENTRY(lines 91 98) no Hoare annotation was computed. [2020-10-12 17:49:59,901 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 91 98) no Hoare annotation was computed. [2020-10-12 17:49:59,901 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 91 98) no Hoare annotation was computed. [2020-10-12 17:49:59,902 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 76 82) no Hoare annotation was computed. [2020-10-12 17:49:59,902 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 76 82) the Hoare annotation is: true [2020-10-12 17:49:59,902 INFO L264 CegarLoopResult]: At program point testENTRY(lines 159 222) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= ~pumpRunning~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-12 17:49:59,902 INFO L264 CegarLoopResult]: At program point L215(lines 168 216) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~methaneLevelCritical~0 0) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~methAndRunningLastTime~0 0)) [2020-10-12 17:49:59,902 INFO L268 CegarLoopResult]: For program point testFINAL(lines 159 222) no Hoare annotation was computed. [2020-10-12 17:49:59,902 INFO L268 CegarLoopResult]: For program point L205(lines 205 209) no Hoare annotation was computed. [2020-10-12 17:49:59,902 INFO L264 CegarLoopResult]: At program point L205-2(lines 199 210) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~methaneLevelCritical~0 0) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~methAndRunningLastTime~0 0)) [2020-10-12 17:49:59,902 INFO L268 CegarLoopResult]: For program point L170(lines 169 214) no Hoare annotation was computed. [2020-10-12 17:49:59,902 INFO L268 CegarLoopResult]: For program point L199(lines 199 210) no Hoare annotation was computed. [2020-10-12 17:49:59,903 INFO L264 CegarLoopResult]: At program point L191(line 191) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~methAndRunningLastTime~0 0)) [2020-10-12 17:49:59,903 INFO L268 CegarLoopResult]: For program point L189(lines 189 195) no Hoare annotation was computed. [2020-10-12 17:49:59,903 INFO L268 CegarLoopResult]: For program point L189-1(lines 189 195) no Hoare annotation was computed. [2020-10-12 17:49:59,903 INFO L264 CegarLoopResult]: At program point L181(line 181) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~methAndRunningLastTime~0 0)) [2020-10-12 17:49:59,903 INFO L264 CegarLoopResult]: At program point L212(lines 169 214) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (= ~methAndRunningLastTime~0 0)) [2020-10-12 17:49:59,903 INFO L268 CegarLoopResult]: For program point L179(lines 179 185) no Hoare annotation was computed. [2020-10-12 17:49:59,903 INFO L268 CegarLoopResult]: For program point L179-1(lines 179 185) no Hoare annotation was computed. [2020-10-12 17:49:59,903 INFO L268 CegarLoopResult]: For program point L171(lines 171 175) no Hoare annotation was computed. [2020-10-12 17:49:59,903 INFO L268 CegarLoopResult]: For program point testEXIT(lines 159 222) no Hoare annotation was computed. [2020-10-12 17:49:59,903 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 673 718) no Hoare annotation was computed. [2020-10-12 17:49:59,903 INFO L268 CegarLoopResult]: For program point L693(lines 693 700) no Hoare annotation was computed. [2020-10-12 17:49:59,903 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 673 718) no Hoare annotation was computed. [2020-10-12 17:49:59,903 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 673 718) no Hoare annotation was computed. [2020-10-12 17:49:59,904 INFO L268 CegarLoopResult]: For program point L687(lines 687 707) no Hoare annotation was computed. [2020-10-12 17:49:59,904 INFO L268 CegarLoopResult]: For program point L687-1(lines 687 707) no Hoare annotation was computed. [2020-10-12 17:49:59,904 INFO L264 CegarLoopResult]: At program point L385(line 385) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= |old(~methAndRunningLastTime~0)| 0))))) [2020-10-12 17:49:59,904 INFO L268 CegarLoopResult]: For program point L383(lines 383 389) no Hoare annotation was computed. [2020-10-12 17:49:59,904 INFO L268 CegarLoopResult]: For program point L382(lines 382 392) no Hoare annotation was computed. [2020-10-12 17:49:59,904 INFO L264 CegarLoopResult]: At program point L380(line 380) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (not (= |old(~methAndRunningLastTime~0)| 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2020-10-12 17:49:59,904 INFO L268 CegarLoopResult]: For program point L380-1(line 380) no Hoare annotation was computed. [2020-10-12 17:49:59,904 INFO L268 CegarLoopResult]: For program point L378(lines 378 395) no Hoare annotation was computed. [2020-10-12 17:49:59,904 INFO L268 CegarLoopResult]: For program point L378-1(lines 370 398) no Hoare annotation was computed. [2020-10-12 17:49:59,905 INFO L264 CegarLoopResult]: At program point L376(line 376) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or .cse0 (not (= |old(~methAndRunningLastTime~0)| 0)) .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-12 17:49:59,905 INFO L268 CegarLoopResult]: For program point L376-1(line 376) no Hoare annotation was computed. [2020-10-12 17:49:59,905 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 370 398) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or .cse0 (not (= |old(~methAndRunningLastTime~0)| 0)) .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-12 17:49:59,905 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 370 398) no Hoare annotation was computed. [2020-10-12 17:49:59,905 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 814 836) no Hoare annotation was computed. [2020-10-12 17:49:59,905 INFO L268 CegarLoopResult]: For program point L822(lines 822 830) no Hoare annotation was computed. [2020-10-12 17:49:59,905 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 814 836) no Hoare annotation was computed. [2020-10-12 17:49:59,905 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 814 836) no Hoare annotation was computed. [2020-10-12 17:49:59,905 INFO L268 CegarLoopResult]: For program point L822-2(lines 822 830) no Hoare annotation was computed. [2020-10-12 17:49:59,905 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 362 369) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-12 17:49:59,905 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 362 369) no Hoare annotation was computed. [2020-10-12 17:49:59,905 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 362 369) no Hoare annotation was computed. [2020-10-12 17:49:59,905 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 228 237) no Hoare annotation was computed. [2020-10-12 17:49:59,906 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 228 237) no Hoare annotation was computed. [2020-10-12 17:49:59,906 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 228 237) no Hoare annotation was computed. [2020-10-12 17:49:59,906 INFO L268 CegarLoopResult]: For program point L640(lines 618 641) no Hoare annotation was computed. [2020-10-12 17:49:59,906 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 570 672) no Hoare annotation was computed. [2020-10-12 17:49:59,906 INFO L268 CegarLoopResult]: For program point L599(lines 599 615) no Hoare annotation was computed. [2020-10-12 17:49:59,906 INFO L268 CegarLoopResult]: For program point L659(lines 659 666) no Hoare annotation was computed. [2020-10-12 17:49:59,906 INFO L268 CegarLoopResult]: For program point L620(lines 619 639) no Hoare annotation was computed. [2020-10-12 17:49:59,906 INFO L268 CegarLoopResult]: For program point L651(line 651) no Hoare annotation was computed. [2020-10-12 17:49:59,906 INFO L268 CegarLoopResult]: For program point L651-1(line 651) no Hoare annotation was computed. [2020-10-12 17:49:59,906 INFO L268 CegarLoopResult]: For program point L616(lines 616 657) no Hoare annotation was computed. [2020-10-12 17:49:59,906 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 570 672) no Hoare annotation was computed. [2020-10-12 17:49:59,906 INFO L268 CegarLoopResult]: For program point L635(line 635) no Hoare annotation was computed. [2020-10-12 17:49:59,906 INFO L268 CegarLoopResult]: For program point L635-1(line 635) no Hoare annotation was computed. [2020-10-12 17:49:59,906 INFO L268 CegarLoopResult]: For program point L594(lines 594 598) no Hoare annotation was computed. [2020-10-12 17:49:59,907 INFO L268 CegarLoopResult]: For program point L658(lines 658 669) no Hoare annotation was computed. [2020-10-12 17:49:59,907 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 570 672) no Hoare annotation was computed. [2020-10-12 17:49:59,907 INFO L268 CegarLoopResult]: For program point L621(lines 621 625) no Hoare annotation was computed. [2020-10-12 17:49:59,907 INFO L268 CegarLoopResult]: For program point L619-2(lines 619 639) no Hoare annotation was computed. [2020-10-12 17:49:59,907 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:49:59,907 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~string12.offset| |old(#t~string12.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#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)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-12 17:49:59,907 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:49:59,907 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 83 90) no Hoare annotation was computed. [2020-10-12 17:49:59,907 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 83 90) no Hoare annotation was computed. [2020-10-12 17:49:59,907 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 83 90) no Hoare annotation was computed. [2020-10-12 17:49:59,907 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 837 845) no Hoare annotation was computed. [2020-10-12 17:49:59,908 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 837 845) no Hoare annotation was computed. [2020-10-12 17:49:59,908 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 837 845) no Hoare annotation was computed. [2020-10-12 17:49:59,908 INFO L268 CegarLoopResult]: For program point L797-1(lines 793 804) no Hoare annotation was computed. [2020-10-12 17:49:59,908 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 793 804) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-12 17:49:59,908 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 793 804) no Hoare annotation was computed. [2020-10-12 17:49:59,908 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:49:59,908 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-12 17:49:59,908 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:49:59,908 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 805 813) the Hoare annotation is: true [2020-10-12 17:49:59,908 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 805 813) no Hoare annotation was computed. [2020-10-12 17:49:59,908 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 805 813) no Hoare annotation was computed. [2020-10-12 17:49:59,908 INFO L264 CegarLoopResult]: At program point L65(line 65) the Hoare annotation is: (let ((.cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (= ~pumpRunning~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse2 (and .cse3 .cse1) (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse3 .cse2 .cse0))) [2020-10-12 17:49:59,909 INFO L264 CegarLoopResult]: At program point L63(lines 63 69) the Hoare annotation is: (let ((.cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not (= ~pumpRunning~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse2 (and .cse3 .cse1) (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse3 .cse2 .cse0))) [2020-10-12 17:49:59,909 INFO L264 CegarLoopResult]: At program point L58(line 58) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 .cse1) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) .cse1) (or .cse0 (not (= |old(~methAndRunningLastTime~0)| 0))))) [2020-10-12 17:49:59,909 INFO L268 CegarLoopResult]: For program point L56(lines 55 74) no Hoare annotation was computed. [2020-10-12 17:49:59,909 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 52 75) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~pumpRunning~0 0)) .cse0 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2020-10-12 17:49:59,909 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 52 75) no Hoare annotation was computed. [2020-10-12 17:49:59,909 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 52 75) no Hoare annotation was computed. [2020-10-12 17:49:59,909 INFO L271 CegarLoopResult]: At program point L288(lines 263 292) the Hoare annotation is: true [2020-10-12 17:49:59,909 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 263 292) no Hoare annotation was computed. [2020-10-12 17:49:59,909 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 263 292) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~pumpRunning~0 0)) .cse0 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2020-10-12 17:49:59,909 INFO L268 CegarLoopResult]: For program point L284(line 284) no Hoare annotation was computed. [2020-10-12 17:49:59,909 INFO L268 CegarLoopResult]: For program point L277(lines 277 281) no Hoare annotation was computed. [2020-10-12 17:49:59,910 INFO L264 CegarLoopResult]: At program point L277-1(lines 277 281) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (= ~methAndRunningLastTime~0 0)) [2020-10-12 17:49:59,910 INFO L268 CegarLoopResult]: For program point L274(line 274) no Hoare annotation was computed. [2020-10-12 17:49:59,910 INFO L264 CegarLoopResult]: At program point L273-2(lines 273 287) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (= ~methAndRunningLastTime~0 0)) [2020-10-12 17:49:59,910 INFO L264 CegarLoopResult]: At program point L269(line 269) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)))) (and (or (not (= ~pumpRunning~0 0)) .cse0 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2020-10-12 17:49:59,910 INFO L268 CegarLoopResult]: For program point L269-1(line 269) no Hoare annotation was computed. [2020-10-12 17:49:59,910 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 769 780) the Hoare annotation is: true [2020-10-12 17:49:59,910 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 769 780) no Hoare annotation was computed. [2020-10-12 17:49:59,910 INFO L268 CegarLoopResult]: For program point L773-1(lines 769 780) no Hoare annotation was computed. [2020-10-12 17:49:59,910 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 317 323) no Hoare annotation was computed. [2020-10-12 17:49:59,910 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 317 323) the Hoare annotation is: true [2020-10-12 17:49:59,911 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-12 17:49:59,911 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0)) [2020-10-12 17:49:59,911 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-12 17:49:59,911 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-12 17:49:59,911 INFO L268 CegarLoopResult]: For program point L785-1(lines 781 792) no Hoare annotation was computed. [2020-10-12 17:49:59,911 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 781 792) no Hoare annotation was computed. [2020-10-12 17:49:59,911 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 781 792) the Hoare annotation is: (or (not (= ~methAndRunningLastTime~0 0)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-12 17:49:59,911 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 847 854) no Hoare annotation was computed. [2020-10-12 17:49:59,911 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 851) no Hoare annotation was computed. [2020-10-12 17:49:59,912 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 847 854) the Hoare annotation is: true [2020-10-12 17:49:59,912 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 847 854) no Hoare annotation was computed. [2020-10-12 17:49:59,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.10 05:49:59 BoogieIcfgContainer [2020-10-12 17:49:59,929 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-12 17:49:59,931 INFO L168 Benchmark]: Toolchain (without parser) took 32298.46 ms. Allocated memory was 138.4 MB in the beginning and 690.5 MB in the end (delta: 552.1 MB). Free memory was 101.0 MB in the beginning and 476.8 MB in the end (delta: -375.8 MB). Peak memory consumption was 566.9 MB. Max. memory is 7.1 GB. [2020-10-12 17:49:59,931 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 138.4 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-12 17:49:59,932 INFO L168 Benchmark]: CACSL2BoogieTranslator took 597.58 ms. Allocated memory was 138.4 MB in the beginning and 199.2 MB in the end (delta: 60.8 MB). Free memory was 100.8 MB in the beginning and 167.2 MB in the end (delta: -66.4 MB). Peak memory consumption was 23.2 MB. Max. memory is 7.1 GB. [2020-10-12 17:49:59,933 INFO L168 Benchmark]: Boogie Preprocessor took 86.70 ms. Allocated memory is still 199.2 MB. Free memory was 167.2 MB in the beginning and 163.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-10-12 17:49:59,934 INFO L168 Benchmark]: RCFGBuilder took 1098.06 ms. Allocated memory was 199.2 MB in the beginning and 231.2 MB in the end (delta: 32.0 MB). Free memory was 163.0 MB in the beginning and 197.8 MB in the end (delta: -34.8 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. [2020-10-12 17:49:59,935 INFO L168 Benchmark]: TraceAbstraction took 30505.66 ms. Allocated memory was 231.2 MB in the beginning and 690.5 MB in the end (delta: 459.3 MB). Free memory was 196.4 MB in the beginning and 476.8 MB in the end (delta: -280.5 MB). Peak memory consumption was 569.5 MB. Max. memory is 7.1 GB. [2020-10-12 17:49:59,939 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 138.4 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 597.58 ms. Allocated memory was 138.4 MB in the beginning and 199.2 MB in the end (delta: 60.8 MB). Free memory was 100.8 MB in the beginning and 167.2 MB in the end (delta: -66.4 MB). Peak memory consumption was 23.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.70 ms. Allocated memory is still 199.2 MB. Free memory was 167.2 MB in the beginning and 163.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1098.06 ms. Allocated memory was 199.2 MB in the beginning and 231.2 MB in the end (delta: 32.0 MB). Free memory was 163.0 MB in the beginning and 197.8 MB in the end (delta: -34.8 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 30505.66 ms. Allocated memory was 231.2 MB in the beginning and 690.5 MB in the end (delta: 459.3 MB). Free memory was 196.4 MB in the beginning and 476.8 MB in the end (delta: -280.5 MB). Peak memory consumption was 569.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 851]: 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: 263]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: (((!(pumpRunning == 0) || methaneLevelCritical == 0) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0)) || methAndRunningLastTime == 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: (!(pumpRunning == 0) || !(\old(methAndRunningLastTime) == 0)) || methAndRunningLastTime == 0 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: ((!(pumpRunning == 0) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0)) || methAndRunningLastTime == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 35 procedures, 199 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 21.8s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 8.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 246 SDtfs, 514 SDslu, 381 SDs, 0 SdLazy, 1375 SolverSat, 366 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 108 GetRequests, 64 SyntacticMatches, 2 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 4.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=186occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 155 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 200 PreInvPairs, 256 NumberOfFragments, 848 HoareAnnotationTreeSize, 200 FomulaSimplifications, 35439 FormulaSimplificationTreeSizeReduction, 2.2s HoareSimplificationTime, 42 FomulaSimplificationsInter, 7873 FormulaSimplificationTreeSizeReductionInter, 6.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 13.1s InterpolantComputationTime, 197 NumberOfCodeBlocks, 197 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 194 ConstructedInterpolants, 0 QuantifiedInterpolants, 68511 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 16/19 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...