/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 07:12:56,330 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 07:12:56,333 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 07:12:56,356 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 07:12:56,357 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 07:12:56,358 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 07:12:56,359 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 07:12:56,361 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 07:12:56,363 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 07:12:56,364 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 07:12:56,364 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 07:12:56,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 07:12:56,366 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 07:12:56,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 07:12:56,368 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 07:12:56,369 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 07:12:56,370 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 07:12:56,371 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 07:12:56,372 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 07:12:56,374 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 07:12:56,375 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 07:12:56,376 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 07:12:56,377 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 07:12:56,378 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 07:12:56,381 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 07:12:56,381 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 07:12:56,381 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 07:12:56,382 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 07:12:56,383 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 07:12:56,384 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 07:12:56,384 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 07:12:56,385 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 07:12:56,385 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 07:12:56,389 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 07:12:56,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 07:12:56,391 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 07:12:56,391 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 07:12:56,392 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 07:12:56,392 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 07:12:56,394 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 07:12:56,395 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 07:12:56,400 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-14 07:12:56,448 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 07:12:56,448 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 07:12:56,450 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 07:12:56,452 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 07:12:56,452 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 07:12:56,452 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 07:12:56,453 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 07:12:56,453 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 07:12:56,453 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 07:12:56,453 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 07:12:56,453 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 07:12:56,454 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 07:12:56,454 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 07:12:56,454 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 07:12:56,454 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 07:12:56,454 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 07:12:56,454 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 07:12:56,455 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 07:12:56,455 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 07:12:56,456 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 07:12:56,456 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 07:12:56,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:12:56,456 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 07:12:56,457 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 07:12:56,457 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 07:12:56,457 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 07:12:56,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 07:12:56,458 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 07:12:56,458 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 07:12:56,458 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 07:12:56,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 07:12:56,797 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 07:12:56,801 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 07:12:56,803 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 07:12:56,804 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 07:12:56,805 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product02.cil.c [2020-10-14 07:12:56,867 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0a7819245/dfc81c4a70a24df7ad736bbb9cd295f4/FLAGaf6408b7c [2020-10-14 07:12:57,346 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 07:12:57,347 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product02.cil.c [2020-10-14 07:12:57,359 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0a7819245/dfc81c4a70a24df7ad736bbb9cd295f4/FLAGaf6408b7c [2020-10-14 07:12:57,701 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0a7819245/dfc81c4a70a24df7ad736bbb9cd295f4 [2020-10-14 07:12:57,710 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 07:12:57,712 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 07:12:57,713 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 07:12:57,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 07:12:57,717 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 07:12:57,718 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:12:57" (1/1) ... [2020-10-14 07:12:57,721 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bcf94a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:12:57, skipping insertion in model container [2020-10-14 07:12:57,722 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:12:57" (1/1) ... [2020-10-14 07:12:57,730 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 07:12:57,789 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 07:12:58,294 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:12:58,308 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 07:12:58,386 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:12:58,429 INFO L208 MainTranslator]: Completed translation [2020-10-14 07:12:58,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:12:58 WrapperNode [2020-10-14 07:12:58,431 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 07:12:58,432 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 07:12:58,432 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 07:12:58,432 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 07:12:58,447 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:12:58" (1/1) ... [2020-10-14 07:12:58,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:12:58" (1/1) ... [2020-10-14 07:12:58,486 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:12:58" (1/1) ... [2020-10-14 07:12:58,488 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:12:58" (1/1) ... [2020-10-14 07:12:58,542 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:12:58" (1/1) ... [2020-10-14 07:12:58,558 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:12:58" (1/1) ... [2020-10-14 07:12:58,563 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:12:58" (1/1) ... [2020-10-14 07:12:58,570 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 07:12:58,570 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 07:12:58,571 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 07:12:58,571 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 07:12:58,572 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:12:58" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:12:58,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 07:12:58,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 07:12:58,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 07:12:58,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 07:12:58,637 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 07:12:58,637 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 07:12:58,638 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 07:12:58,638 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 07:12:58,638 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 07:12:58,638 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-14 07:12:58,638 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-14 07:12:58,638 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-14 07:12:58,638 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-14 07:12:58,639 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-14 07:12:58,639 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-14 07:12:58,639 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-14 07:12:58,639 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 07:12:58,639 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-14 07:12:58,639 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-14 07:12:58,640 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-14 07:12:58,640 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-14 07:12:58,640 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-14 07:12:58,640 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-14 07:12:58,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-14 07:12:58,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 07:12:58,641 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 07:12:58,641 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 07:12:58,641 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 07:12:58,641 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 07:12:58,641 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 07:12:58,641 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 07:12:58,642 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 07:12:58,642 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 07:12:58,642 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 07:12:58,642 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 07:12:58,642 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 07:12:58,642 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 07:12:58,643 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 07:12:58,643 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 07:12:58,643 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 07:12:58,643 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 07:12:58,643 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 07:12:58,643 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 07:12:58,643 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-14 07:12:58,644 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-14 07:12:58,644 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-14 07:12:58,644 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 07:12:58,644 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-14 07:12:58,644 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-14 07:12:58,644 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-14 07:12:58,645 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-14 07:12:58,645 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-14 07:12:58,645 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-14 07:12:58,645 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-14 07:12:58,645 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-14 07:12:58,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 07:12:58,645 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-14 07:12:58,646 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-14 07:12:58,646 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 07:12:58,646 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 07:12:58,646 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-14 07:12:58,646 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 07:12:58,646 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 07:12:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 07:12:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 07:12:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 07:12:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 07:12:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 07:12:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 07:12:58,647 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 07:12:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 07:12:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 07:12:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 07:12:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 07:12:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 07:12:58,648 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 07:12:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 07:12:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 07:12:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 07:12:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 07:12:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 07:12:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 07:12:58,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 07:12:58,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 07:12:59,646 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 07:12:59,646 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-14 07:12:59,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:12:59 BoogieIcfgContainer [2020-10-14 07:12:59,651 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 07:12:59,652 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 07:12:59,653 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 07:12:59,656 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 07:12:59,656 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 07:12:57" (1/3) ... [2020-10-14 07:12:59,657 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d506330 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:12:59, skipping insertion in model container [2020-10-14 07:12:59,657 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:12:58" (2/3) ... [2020-10-14 07:12:59,658 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d506330 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:12:59, skipping insertion in model container [2020-10-14 07:12:59,658 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:12:59" (3/3) ... [2020-10-14 07:12:59,660 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product02.cil.c [2020-10-14 07:12:59,670 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 07:12:59,678 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 07:12:59,693 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 07:12:59,717 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 07:12:59,718 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 07:12:59,718 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 07:12:59,718 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 07:12:59,718 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 07:12:59,719 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 07:12:59,719 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 07:12:59,719 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 07:12:59,741 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states. [2020-10-14 07:12:59,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-14 07:12:59,750 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:12:59,751 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:12:59,752 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:12:59,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:12:59,763 INFO L82 PathProgramCache]: Analyzing trace with hash 985009112, now seen corresponding path program 1 times [2020-10-14 07:12:59,772 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:12:59,772 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1142418968] [2020-10-14 07:12:59,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:13:00,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:00,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:00,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:01,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:01,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:01,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:04,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:04,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-14 07:13:04,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:13:04,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4049 [2020-10-14 07:13:04,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:04,106 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:04,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:04,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-14 07:13:04,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:04,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 07:13:04,419 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:13:04,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:13:04,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:04,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:04,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:04,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:04,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:04,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-14 07:13:04,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:04,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:04,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:04,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:04,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:04,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:04,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:13:04,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:04,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:04,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:04,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:04,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:04,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:04,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:04,504 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:04,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:04,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:04,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:04,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:04,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:13:04,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:04,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:04,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:04,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:04,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:04,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:04,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:04,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:04,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:04,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:04,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:04,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:04,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:13:04,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:04,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:04,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:04,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:04,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:04,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:04,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:04,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:04,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:04,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:04,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:04,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:13:04,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:13:04,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:04,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:04,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:04,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:04,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:04,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:04,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:04,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:04,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:04,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:04,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:04,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:04,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:13:04,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:04,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:04,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:04,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:04,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:04,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:04,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:04,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:04,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:04,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:04,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:04,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:04,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:13:04,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:04,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:04,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:04,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:04,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:04,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:04,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:04,539 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:04,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:04,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:04,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:04,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:04,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:13:04,552 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1142418968] [2020-10-14 07:13:04,554 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:13:04,555 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-14 07:13:04,555 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828835936] [2020-10-14 07:13:04,561 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-14 07:13:04,562 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:13:04,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-14 07:13:04,576 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 07:13:04,578 INFO L87 Difference]: Start difference. First operand 128 states. Second operand 3 states. [2020-10-14 07:13:05,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:13:05,475 INFO L93 Difference]: Finished difference Result 208 states and 280 transitions. [2020-10-14 07:13:05,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-14 07:13:05,478 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-10-14 07:13:05,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:13:05,494 INFO L225 Difference]: With dead ends: 208 [2020-10-14 07:13:05,494 INFO L226 Difference]: Without dead ends: 114 [2020-10-14 07:13:05,500 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 07:13:05,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2020-10-14 07:13:05,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 85. [2020-10-14 07:13:05,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-10-14 07:13:05,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 98 transitions. [2020-10-14 07:13:05,586 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 98 transitions. Word has length 46 [2020-10-14 07:13:05,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:13:05,586 INFO L479 AbstractCegarLoop]: Abstraction has 85 states and 98 transitions. [2020-10-14 07:13:05,587 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-14 07:13:05,587 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 98 transitions. [2020-10-14 07:13:05,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-14 07:13:05,590 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:13:05,590 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:13:05,590 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 07:13:05,591 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:13:05,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:13:05,591 INFO L82 PathProgramCache]: Analyzing trace with hash -2101459879, now seen corresponding path program 1 times [2020-10-14 07:13:05,591 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:13:05,592 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2087550212] [2020-10-14 07:13:05,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:13:05,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:05,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:05,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:06,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:07,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:07,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:10,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:10,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-14 07:13:10,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:13:10,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-14 07:13:10,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:10,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:10,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:13:10,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-14 07:13:10,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:13:10,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:11,091 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:13:11,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:13:11,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:11,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:11,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:11,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:11,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:11,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-14 07:13:11,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:11,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:11,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:11,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:11,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:11,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:11,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:13:11,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:11,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:11,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:11,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:11,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:11,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:11,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:11,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:11,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:11,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:11,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:11,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:11,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:13:11,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:11,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:11,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:11,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:11,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:11,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:13:11,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:11,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:11,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:11,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:11,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:11,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:13:11,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:13:11,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:11,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:11,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:11,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:11,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:11,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:11,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:11,178 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:11,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:11,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:11,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:11,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:11,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:13:11,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:11,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:11,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:11,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:11,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:11,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:11,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:11,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:11,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:11,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:11,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:11,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:11,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 07:13:11,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:11,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:11,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:11,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:11,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:11,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:11,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:11,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:11,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:11,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:11,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:11,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:11,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 07:13:11,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:11,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:11,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:11,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:11,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:11,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:11,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:11,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:11,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:13:11,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:11,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:13:11,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:11,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:13:11,212 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2087550212] [2020-10-14 07:13:11,213 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:13:11,213 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 07:13:11,213 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763218063] [2020-10-14 07:13:11,215 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 07:13:11,216 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:13:11,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 07:13:11,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-14 07:13:11,217 INFO L87 Difference]: Start difference. First operand 85 states and 98 transitions. Second operand 4 states. [2020-10-14 07:13:11,877 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:13:12,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:13:12,556 INFO L93 Difference]: Finished difference Result 137 states and 167 transitions. [2020-10-14 07:13:12,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 07:13:12,557 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-14 07:13:12,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:13:12,559 INFO L225 Difference]: With dead ends: 137 [2020-10-14 07:13:12,560 INFO L226 Difference]: Without dead ends: 98 [2020-10-14 07:13:12,561 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-14 07:13:12,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2020-10-14 07:13:12,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 76. [2020-10-14 07:13:12,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-10-14 07:13:12,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 86 transitions. [2020-10-14 07:13:12,606 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 86 transitions. Word has length 47 [2020-10-14 07:13:12,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:13:12,606 INFO L479 AbstractCegarLoop]: Abstraction has 76 states and 86 transitions. [2020-10-14 07:13:12,606 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 07:13:12,606 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 86 transitions. [2020-10-14 07:13:12,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-14 07:13:12,614 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:13:12,615 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:13:12,618 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 07:13:12,618 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:13:12,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:13:12,619 INFO L82 PathProgramCache]: Analyzing trace with hash -727692587, now seen corresponding path program 1 times [2020-10-14 07:13:12,619 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:13:12,620 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [242337163] [2020-10-14 07:13:12,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:13:12,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:12,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:12,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:13,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:14,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:16,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:16,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-14 07:13:16,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 07:13:16,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3766 [2020-10-14 07:13:16,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:16,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:16,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:13:16,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:13:16,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-10-14 07:13:16,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:16,853 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:13:16,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:13:16,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:16,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:16,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:16,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:16,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:16,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-14 07:13:16,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:16,934 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:16,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:13:16,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:16,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:13:16,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:16,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:13:16,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:16,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:16,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:16,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:16,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:16,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:16,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:16,956 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:16,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:13:16,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:16,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:13:16,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:16,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:13:16,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:16,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:16,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:16,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:16,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:16,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:13:16,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:16,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:16,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:13:16,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:16,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:13:16,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:16,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:13:16,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:16,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:16,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:16,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:16,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:16,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:13:16,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:16,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:16,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:13:16,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:16,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:13:16,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:16,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:13:16,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:16,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:16,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:16,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:13:16,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:16,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:13:16,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:16,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:16,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:13:16,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:16,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:13:16,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:16,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:13:16,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:16,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:16,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:16,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:16,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:16,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:13:16,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:16,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:16,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:13:16,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:16,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:13:16,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:16,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-14 07:13:16,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:13:16,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:13:16,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:13:16,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:13:16,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:13:16,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:13:16,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:13:16,995 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:13:16,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:13:16,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:13:16,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:13:16,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:13:17,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 07:13:17,014 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [242337163] [2020-10-14 07:13:17,014 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:13:17,014 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 07:13:17,015 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635269509] [2020-10-14 07:13:17,015 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 07:13:17,016 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:13:17,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 07:13:17,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-14 07:13:17,016 INFO L87 Difference]: Start difference. First operand 76 states and 86 transitions. Second operand 7 states. [2020-10-14 07:13:17,396 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-14 07:13:18,120 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:13:18,397 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:13:18,692 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:13:18,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:13:18,786 INFO L93 Difference]: Finished difference Result 138 states and 169 transitions. [2020-10-14 07:13:18,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-14 07:13:18,787 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2020-10-14 07:13:18,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:13:18,788 INFO L225 Difference]: With dead ends: 138 [2020-10-14 07:13:18,788 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 07:13:18,789 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-14 07:13:18,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 07:13:18,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 07:13:18,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 07:13:18,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 07:13:18,791 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 52 [2020-10-14 07:13:18,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:13:18,792 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 07:13:18,792 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 07:13:18,792 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 07:13:18,792 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 07:13:18,792 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 07:13:18,795 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 07:13:19,792 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 15 [2020-10-14 07:13:19,946 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 15 [2020-10-14 07:13:20,123 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 15 [2020-10-14 07:13:20,325 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 15 [2020-10-14 07:13:20,449 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 07:13:20,574 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 07:13:20,707 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 15 [2020-10-14 07:13:20,840 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 07:13:21,030 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 07:13:21,173 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 07:13:21,328 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 15 [2020-10-14 07:13:21,521 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 07:13:21,679 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 15 [2020-10-14 07:13:21,837 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-14 07:13:22,002 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 15 [2020-10-14 07:13:22,007 INFO L268 CegarLoopResult]: For program point L472(lines 472 476) no Hoare annotation was computed. [2020-10-14 07:13:22,007 INFO L268 CegarLoopResult]: For program point L472-1(lines 472 476) no Hoare annotation was computed. [2020-10-14 07:13:22,007 INFO L268 CegarLoopResult]: For program point L467(line 467) no Hoare annotation was computed. [2020-10-14 07:13:22,007 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 441 496) no Hoare annotation was computed. [2020-10-14 07:13:22,008 INFO L268 CegarLoopResult]: For program point L466-2(lines 466 487) no Hoare annotation was computed. [2020-10-14 07:13:22,008 INFO L268 CegarLoopResult]: For program point L488(lines 465 489) no Hoare annotation was computed. [2020-10-14 07:13:22,008 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 441 496) no Hoare annotation was computed. [2020-10-14 07:13:22,008 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 441 496) no Hoare annotation was computed. [2020-10-14 07:13:22,008 INFO L268 CegarLoopResult]: For program point L542(line 542) no Hoare annotation was computed. [2020-10-14 07:13:22,008 INFO L268 CegarLoopResult]: For program point L542-1(line 542) no Hoare annotation was computed. [2020-10-14 07:13:22,009 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 497 556) no Hoare annotation was computed. [2020-10-14 07:13:22,009 INFO L268 CegarLoopResult]: For program point L529(lines 529 533) no Hoare annotation was computed. [2020-10-14 07:13:22,009 INFO L268 CegarLoopResult]: For program point L529-1(lines 529 533) no Hoare annotation was computed. [2020-10-14 07:13:22,009 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 497 556) no Hoare annotation was computed. [2020-10-14 07:13:22,009 INFO L268 CegarLoopResult]: For program point L524(line 524) no Hoare annotation was computed. [2020-10-14 07:13:22,009 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 497 556) no Hoare annotation was computed. [2020-10-14 07:13:22,010 INFO L268 CegarLoopResult]: For program point L523-2(lines 523 548) no Hoare annotation was computed. [2020-10-14 07:13:22,010 INFO L268 CegarLoopResult]: For program point L549(lines 522 550) no Hoare annotation was computed. [2020-10-14 07:13:22,010 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 70 76) the Hoare annotation is: true [2020-10-14 07:13:22,010 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 70 76) no Hoare annotation was computed. [2020-10-14 07:13:22,010 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 77 85) no Hoare annotation was computed. [2020-10-14 07:13:22,010 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 77 85) the Hoare annotation is: true [2020-10-14 07:13:22,010 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 77 85) no Hoare annotation was computed. [2020-10-14 07:13:22,011 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 363 387) the Hoare annotation is: true [2020-10-14 07:13:22,011 INFO L264 CegarLoopResult]: At program point L377(line 377) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-14 07:13:22,011 INFO L268 CegarLoopResult]: For program point L375(lines 375 381) no Hoare annotation was computed. [2020-10-14 07:13:22,011 INFO L271 CegarLoopResult]: At program point L373(line 373) the Hoare annotation is: true [2020-10-14 07:13:22,011 INFO L268 CegarLoopResult]: For program point L373-1(line 373) no Hoare annotation was computed. [2020-10-14 07:13:22,011 INFO L268 CegarLoopResult]: For program point L371(lines 371 384) no Hoare annotation was computed. [2020-10-14 07:13:22,012 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 363 387) no Hoare annotation was computed. [2020-10-14 07:13:22,012 INFO L268 CegarLoopResult]: For program point L371-1(lines 363 387) no Hoare annotation was computed. [2020-10-14 07:13:22,012 INFO L271 CegarLoopResult]: At program point L369(line 369) the Hoare annotation is: true [2020-10-14 07:13:22,012 INFO L268 CegarLoopResult]: For program point L369-1(line 369) no Hoare annotation was computed. [2020-10-14 07:13:22,012 INFO L264 CegarLoopResult]: At program point L833(line 833) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-14 07:13:22,012 INFO L264 CegarLoopResult]: At program point L833-1(line 833) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-14 07:13:22,013 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 827 849) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-14 07:13:22,013 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 827 849) no Hoare annotation was computed. [2020-10-14 07:13:22,013 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 827 849) no Hoare annotation was computed. [2020-10-14 07:13:22,013 INFO L264 CegarLoopResult]: At program point L839(line 839) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-14 07:13:22,013 INFO L264 CegarLoopResult]: At program point L839-1(line 839) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-14 07:13:22,013 INFO L268 CegarLoopResult]: For program point L837(lines 837 844) no Hoare annotation was computed. [2020-10-14 07:13:22,013 INFO L268 CegarLoopResult]: For program point L837-1(lines 837 844) no Hoare annotation was computed. [2020-10-14 07:13:22,014 INFO L268 CegarLoopResult]: For program point L835(line 835) no Hoare annotation was computed. [2020-10-14 07:13:22,014 INFO L264 CegarLoopResult]: At program point L834(line 834) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-14 07:13:22,014 INFO L268 CegarLoopResult]: For program point L801(line 801) no Hoare annotation was computed. [2020-10-14 07:13:22,014 INFO L268 CegarLoopResult]: For program point L800(line 800) no Hoare annotation was computed. [2020-10-14 07:13:22,014 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 786 809) no Hoare annotation was computed. [2020-10-14 07:13:22,014 INFO L268 CegarLoopResult]: For program point L799(line 799) no Hoare annotation was computed. [2020-10-14 07:13:22,014 INFO L268 CegarLoopResult]: For program point L798(line 798) no Hoare annotation was computed. [2020-10-14 07:13:22,015 INFO L268 CegarLoopResult]: For program point L797(line 797) no Hoare annotation was computed. [2020-10-14 07:13:22,015 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 786 809) no Hoare annotation was computed. [2020-10-14 07:13:22,015 INFO L268 CegarLoopResult]: For program point L796(line 796) no Hoare annotation was computed. [2020-10-14 07:13:22,015 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 786 809) no Hoare annotation was computed. [2020-10-14 07:13:22,015 INFO L268 CegarLoopResult]: For program point L795(line 795) no Hoare annotation was computed. [2020-10-14 07:13:22,015 INFO L268 CegarLoopResult]: For program point L794(line 794) no Hoare annotation was computed. [2020-10-14 07:13:22,015 INFO L268 CegarLoopResult]: For program point L793(line 793) no Hoare annotation was computed. [2020-10-14 07:13:22,016 INFO L268 CegarLoopResult]: For program point L792(line 792) no Hoare annotation was computed. [2020-10-14 07:13:22,016 INFO L268 CegarLoopResult]: For program point L791(line 791) no Hoare annotation was computed. [2020-10-14 07:13:22,016 INFO L268 CegarLoopResult]: For program point L804(line 804) no Hoare annotation was computed. [2020-10-14 07:13:22,016 INFO L268 CegarLoopResult]: For program point L803(line 803) no Hoare annotation was computed. [2020-10-14 07:13:22,016 INFO L268 CegarLoopResult]: For program point L802(line 802) no Hoare annotation was computed. [2020-10-14 07:13:22,016 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 158 166) no Hoare annotation was computed. [2020-10-14 07:13:22,016 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 158 166) the Hoare annotation is: true [2020-10-14 07:13:22,016 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 158 166) no Hoare annotation was computed. [2020-10-14 07:13:22,017 INFO L268 CegarLoopResult]: For program point L186(lines 186 194) no Hoare annotation was computed. [2020-10-14 07:13:22,017 INFO L268 CegarLoopResult]: For program point L186-2(lines 186 194) no Hoare annotation was computed. [2020-10-14 07:13:22,017 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 167 202) no Hoare annotation was computed. [2020-10-14 07:13:22,017 INFO L268 CegarLoopResult]: For program point L174(lines 174 182) no Hoare annotation was computed. [2020-10-14 07:13:22,017 INFO L268 CegarLoopResult]: For program point L174-2(lines 174 182) no Hoare annotation was computed. [2020-10-14 07:13:22,017 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 167 202) no Hoare annotation was computed. [2020-10-14 07:13:22,017 INFO L268 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-10-14 07:13:22,017 INFO L268 CegarLoopResult]: For program point L197-1(line 197) no Hoare annotation was computed. [2020-10-14 07:13:22,017 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 167 202) no Hoare annotation was computed. [2020-10-14 07:13:22,018 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 63 69) no Hoare annotation was computed. [2020-10-14 07:13:22,018 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 63 69) the Hoare annotation is: true [2020-10-14 07:13:22,018 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 395 440) no Hoare annotation was computed. [2020-10-14 07:13:22,018 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 395 440) no Hoare annotation was computed. [2020-10-14 07:13:22,018 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 395 440) no Hoare annotation was computed. [2020-10-14 07:13:22,018 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 708 753) no Hoare annotation was computed. [2020-10-14 07:13:22,018 INFO L268 CegarLoopResult]: For program point L728(lines 728 735) no Hoare annotation was computed. [2020-10-14 07:13:22,019 INFO L268 CegarLoopResult]: For program point L722(lines 722 742) no Hoare annotation was computed. [2020-10-14 07:13:22,019 INFO L268 CegarLoopResult]: For program point L722-1(lines 722 742) no Hoare annotation was computed. [2020-10-14 07:13:22,019 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 708 753) no Hoare annotation was computed. [2020-10-14 07:13:22,019 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 708 753) no Hoare annotation was computed. [2020-10-14 07:13:22,019 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 817 826) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-14 07:13:22,019 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 817 826) no Hoare annotation was computed. [2020-10-14 07:13:22,019 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 817 826) no Hoare annotation was computed. [2020-10-14 07:13:22,020 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 147 157) no Hoare annotation was computed. [2020-10-14 07:13:22,020 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 147 157) no Hoare annotation was computed. [2020-10-14 07:13:22,020 INFO L268 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-10-14 07:13:22,020 INFO L268 CegarLoopResult]: For program point L152-1(line 152) no Hoare annotation was computed. [2020-10-14 07:13:22,020 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 147 157) no Hoare annotation was computed. [2020-10-14 07:13:22,020 INFO L268 CegarLoopResult]: For program point deactivatePumpENTRY(lines 139 146) no Hoare annotation was computed. [2020-10-14 07:13:22,020 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 139 146) no Hoare annotation was computed. [2020-10-14 07:13:22,020 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 139 146) no Hoare annotation was computed. [2020-10-14 07:13:22,020 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 124 130) no Hoare annotation was computed. [2020-10-14 07:13:22,021 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 124 130) the Hoare annotation is: true [2020-10-14 07:13:22,021 INFO L264 CegarLoopResult]: At program point testENTRY(lines 215 280) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-14 07:13:22,021 INFO L268 CegarLoopResult]: For program point testFINAL(lines 215 280) no Hoare annotation was computed. [2020-10-14 07:13:22,021 INFO L264 CegarLoopResult]: At program point L273(lines 224 274) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-14 07:13:22,021 INFO L268 CegarLoopResult]: For program point L263(lines 263 267) no Hoare annotation was computed. [2020-10-14 07:13:22,021 INFO L264 CegarLoopResult]: At program point L263-2(lines 255 268) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-14 07:13:22,021 INFO L268 CegarLoopResult]: For program point L226(lines 225 272) no Hoare annotation was computed. [2020-10-14 07:13:22,022 INFO L264 CegarLoopResult]: At program point L257(line 257) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-14 07:13:22,022 INFO L268 CegarLoopResult]: For program point L255(lines 255 268) no Hoare annotation was computed. [2020-10-14 07:13:22,022 INFO L264 CegarLoopResult]: At program point L247(line 247) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-14 07:13:22,022 INFO L268 CegarLoopResult]: For program point L245(lines 245 251) no Hoare annotation was computed. [2020-10-14 07:13:22,022 INFO L268 CegarLoopResult]: For program point L245-1(lines 245 251) no Hoare annotation was computed. [2020-10-14 07:13:22,022 INFO L264 CegarLoopResult]: At program point L270(lines 225 272) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-14 07:13:22,022 INFO L264 CegarLoopResult]: At program point L237(line 237) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-14 07:13:22,023 INFO L268 CegarLoopResult]: For program point L235(lines 235 241) no Hoare annotation was computed. [2020-10-14 07:13:22,023 INFO L268 CegarLoopResult]: For program point L235-1(lines 235 241) no Hoare annotation was computed. [2020-10-14 07:13:22,023 INFO L268 CegarLoopResult]: For program point L227(lines 227 231) no Hoare annotation was computed. [2020-10-14 07:13:22,023 INFO L268 CegarLoopResult]: For program point testEXIT(lines 215 280) no Hoare annotation was computed. [2020-10-14 07:13:22,023 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 662 707) no Hoare annotation was computed. [2020-10-14 07:13:22,023 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 662 707) no Hoare annotation was computed. [2020-10-14 07:13:22,023 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 662 707) no Hoare annotation was computed. [2020-10-14 07:13:22,023 INFO L268 CegarLoopResult]: For program point L682(lines 682 689) no Hoare annotation was computed. [2020-10-14 07:13:22,024 INFO L268 CegarLoopResult]: For program point L676(lines 676 696) no Hoare annotation was computed. [2020-10-14 07:13:22,024 INFO L268 CegarLoopResult]: For program point L676-1(lines 676 696) no Hoare annotation was computed. [2020-10-14 07:13:22,024 INFO L268 CegarLoopResult]: For program point L338-2(lines 338 346) no Hoare annotation was computed. [2020-10-14 07:13:22,024 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 330 352) no Hoare annotation was computed. [2020-10-14 07:13:22,024 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 330 352) no Hoare annotation was computed. [2020-10-14 07:13:22,024 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 330 352) no Hoare annotation was computed. [2020-10-14 07:13:22,024 INFO L268 CegarLoopResult]: For program point L338(lines 338 346) no Hoare annotation was computed. [2020-10-14 07:13:22,024 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 53 62) no Hoare annotation was computed. [2020-10-14 07:13:22,025 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 53 62) no Hoare annotation was computed. [2020-10-14 07:13:22,025 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 53 62) no Hoare annotation was computed. [2020-10-14 07:13:22,025 INFO L268 CegarLoopResult]: For program point L609(lines 608 628) no Hoare annotation was computed. [2020-10-14 07:13:22,025 INFO L268 CegarLoopResult]: For program point L640(line 640) no Hoare annotation was computed. [2020-10-14 07:13:22,025 INFO L268 CegarLoopResult]: For program point L640-1(line 640) no Hoare annotation was computed. [2020-10-14 07:13:22,025 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 559 661) no Hoare annotation was computed. [2020-10-14 07:13:22,025 INFO L268 CegarLoopResult]: For program point L605(lines 605 646) no Hoare annotation was computed. [2020-10-14 07:13:22,025 INFO L268 CegarLoopResult]: For program point L624(line 624) no Hoare annotation was computed. [2020-10-14 07:13:22,025 INFO L268 CegarLoopResult]: For program point L624-1(line 624) no Hoare annotation was computed. [2020-10-14 07:13:22,026 INFO L268 CegarLoopResult]: For program point L583(lines 583 587) no Hoare annotation was computed. [2020-10-14 07:13:22,026 INFO L268 CegarLoopResult]: For program point L647(lines 647 658) no Hoare annotation was computed. [2020-10-14 07:13:22,026 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 559 661) no Hoare annotation was computed. [2020-10-14 07:13:22,026 INFO L268 CegarLoopResult]: For program point L610(lines 610 614) no Hoare annotation was computed. [2020-10-14 07:13:22,026 INFO L268 CegarLoopResult]: For program point L608-2(lines 608 628) no Hoare annotation was computed. [2020-10-14 07:13:22,026 INFO L268 CegarLoopResult]: For program point L629(lines 607 630) no Hoare annotation was computed. [2020-10-14 07:13:22,026 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 559 661) no Hoare annotation was computed. [2020-10-14 07:13:22,026 INFO L268 CegarLoopResult]: For program point L588(lines 588 604) no Hoare annotation was computed. [2020-10-14 07:13:22,027 INFO L268 CegarLoopResult]: For program point L648(lines 648 655) no Hoare annotation was computed. [2020-10-14 07:13:22,027 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:13:22,027 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.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~string15.offset| |old(#t~string15.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-14 07:13:22,027 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:13:22,027 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 131 138) no Hoare annotation was computed. [2020-10-14 07:13:22,028 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 131 138) no Hoare annotation was computed. [2020-10-14 07:13:22,028 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 131 138) no Hoare annotation was computed. [2020-10-14 07:13:22,028 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 353 361) the Hoare annotation is: true [2020-10-14 07:13:22,028 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 353 361) no Hoare annotation was computed. [2020-10-14 07:13:22,028 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 353 361) no Hoare annotation was computed. [2020-10-14 07:13:22,028 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 309 320) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-14 07:13:22,028 INFO L268 CegarLoopResult]: For program point L313-1(lines 309 320) no Hoare annotation was computed. [2020-10-14 07:13:22,028 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 309 320) no Hoare annotation was computed. [2020-10-14 07:13:22,029 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:13:22,029 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-14 07:13:22,029 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:13:22,029 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 321 329) no Hoare annotation was computed. [2020-10-14 07:13:22,029 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 321 329) no Hoare annotation was computed. [2020-10-14 07:13:22,029 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 321 329) no Hoare annotation was computed. [2020-10-14 07:13:22,029 INFO L264 CegarLoopResult]: At program point L113(line 113) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-14 07:13:22,029 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 100 123) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-14 07:13:22,030 INFO L264 CegarLoopResult]: At program point L111(lines 111 117) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-14 07:13:22,030 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 100 123) no Hoare annotation was computed. [2020-10-14 07:13:22,030 INFO L264 CegarLoopResult]: At program point L106(line 106) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-14 07:13:22,030 INFO L268 CegarLoopResult]: For program point L104(lines 103 122) no Hoare annotation was computed. [2020-10-14 07:13:22,030 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 100 123) no Hoare annotation was computed. [2020-10-14 07:13:22,030 INFO L271 CegarLoopResult]: At program point L770-1(lines 770 774) the Hoare annotation is: true [2020-10-14 07:13:22,030 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 756 785) no Hoare annotation was computed. [2020-10-14 07:13:22,030 INFO L268 CegarLoopResult]: For program point L767(line 767) no Hoare annotation was computed. [2020-10-14 07:13:22,031 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 756 785) the Hoare annotation is: true [2020-10-14 07:13:22,031 INFO L271 CegarLoopResult]: At program point L766-2(lines 766 780) the Hoare annotation is: true [2020-10-14 07:13:22,031 INFO L271 CegarLoopResult]: At program point L762(line 762) the Hoare annotation is: true [2020-10-14 07:13:22,031 INFO L268 CegarLoopResult]: For program point L762-1(line 762) no Hoare annotation was computed. [2020-10-14 07:13:22,031 INFO L271 CegarLoopResult]: At program point L781(lines 756 785) the Hoare annotation is: true [2020-10-14 07:13:22,031 INFO L268 CegarLoopResult]: For program point L777(line 777) no Hoare annotation was computed. [2020-10-14 07:13:22,031 INFO L268 CegarLoopResult]: For program point L770(lines 770 774) no Hoare annotation was computed. [2020-10-14 07:13:22,031 INFO L268 CegarLoopResult]: For program point L289-1(lines 285 296) no Hoare annotation was computed. [2020-10-14 07:13:22,031 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 285 296) the Hoare annotation is: true [2020-10-14 07:13:22,032 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 285 296) no Hoare annotation was computed. [2020-10-14 07:13:22,032 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 810 816) no Hoare annotation was computed. [2020-10-14 07:13:22,032 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 810 816) the Hoare annotation is: true [2020-10-14 07:13:22,032 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:13:22,032 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-14 07:13:22,032 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 07:13:22,032 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:13:22,032 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 203 210) no Hoare annotation was computed. [2020-10-14 07:13:22,033 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 203 210) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-14 07:13:22,033 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 203 210) no Hoare annotation was computed. [2020-10-14 07:13:22,033 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 297 308) no Hoare annotation was computed. [2020-10-14 07:13:22,033 INFO L268 CegarLoopResult]: For program point L301-1(lines 297 308) no Hoare annotation was computed. [2020-10-14 07:13:22,033 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 297 308) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-14 07:13:22,033 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-10-14 07:13:22,033 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-10-14 07:13:22,034 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-10-14 07:13:22,034 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-10-14 07:13:22,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 07:13:22 BoogieIcfgContainer [2020-10-14 07:13:22,049 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 07:13:22,051 INFO L168 Benchmark]: Toolchain (without parser) took 24339.01 ms. Allocated memory was 140.5 MB in the beginning and 630.2 MB in the end (delta: 489.7 MB). Free memory was 102.7 MB in the beginning and 468.1 MB in the end (delta: -365.4 MB). Peak memory consumption was 454.9 MB. Max. memory is 7.1 GB. [2020-10-14 07:13:22,052 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 140.5 MB. Free memory was 121.9 MB in the beginning and 121.5 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. [2020-10-14 07:13:22,053 INFO L168 Benchmark]: CACSL2BoogieTranslator took 718.20 ms. Allocated memory was 140.5 MB in the beginning and 203.9 MB in the end (delta: 63.4 MB). Free memory was 102.3 MB in the beginning and 172.2 MB in the end (delta: -70.0 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. [2020-10-14 07:13:22,054 INFO L168 Benchmark]: Boogie Preprocessor took 138.30 ms. Allocated memory is still 203.9 MB. Free memory was 172.2 MB in the beginning and 168.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2020-10-14 07:13:22,055 INFO L168 Benchmark]: RCFGBuilder took 1080.98 ms. Allocated memory was 203.9 MB in the beginning and 234.4 MB in the end (delta: 30.4 MB). Free memory was 168.4 MB in the beginning and 198.6 MB in the end (delta: -30.2 MB). Peak memory consumption was 81.1 MB. Max. memory is 7.1 GB. [2020-10-14 07:13:22,056 INFO L168 Benchmark]: TraceAbstraction took 22396.60 ms. Allocated memory was 234.4 MB in the beginning and 630.2 MB in the end (delta: 395.8 MB). Free memory was 198.6 MB in the beginning and 468.1 MB in the end (delta: -269.5 MB). Peak memory consumption was 456.9 MB. Max. memory is 7.1 GB. [2020-10-14 07:13:22,060 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 140.5 MB. Free memory was 121.9 MB in the beginning and 121.5 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 718.20 ms. Allocated memory was 140.5 MB in the beginning and 203.9 MB in the end (delta: 63.4 MB). Free memory was 102.3 MB in the beginning and 172.2 MB in the end (delta: -70.0 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 138.30 ms. Allocated memory is still 203.9 MB. Free memory was 172.2 MB in the beginning and 168.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1080.98 ms. Allocated memory was 203.9 MB in the beginning and 234.4 MB in the end (delta: 30.4 MB). Free memory was 168.4 MB in the beginning and 198.6 MB in the end (delta: -30.2 MB). Peak memory consumption was 81.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 22396.60 ms. Allocated memory was 234.4 MB in the beginning and 630.2 MB in the end (delta: 395.8 MB). Free memory was 198.6 MB in the beginning and 468.1 MB in the end (delta: -269.5 MB). Peak memory consumption was 456.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 766]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: !(pumpRunning == 0) - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: !(pumpRunning == 0) || splverifierCounter <= 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 35 procedures, 198 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 19.0s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 4.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 216 SDtfs, 207 SDslu, 86 SDs, 0 SdLazy, 442 SolverSat, 118 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 57 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=128occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 51 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 109 PreInvPairs, 125 NumberOfFragments, 425 HoareAnnotationTreeSize, 109 FomulaSimplifications, 2835 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 42 FomulaSimplificationsInter, 4450 FormulaSimplificationTreeSizeReductionInter, 2.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 14.4s InterpolantComputationTime, 145 NumberOfCodeBlocks, 145 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 142 ConstructedInterpolants, 0 QuantifiedInterpolants, 36890 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...