/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_spec1_product15.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 06:58:46,944 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 06:58:46,946 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 06:58:46,969 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 06:58:46,969 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 06:58:46,971 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 06:58:46,972 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 06:58:46,974 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 06:58:46,975 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 06:58:46,976 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 06:58:46,977 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 06:58:46,978 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 06:58:46,978 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 06:58:46,979 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 06:58:46,980 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 06:58:46,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 06:58:46,982 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 06:58:46,983 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 06:58:46,984 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 06:58:46,986 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 06:58:46,987 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 06:58:46,988 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 06:58:46,989 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 06:58:46,990 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 06:58:46,993 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 06:58:46,993 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 06:58:46,993 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 06:58:46,994 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 06:58:46,994 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 06:58:46,995 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 06:58:46,995 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 06:58:46,996 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 06:58:46,997 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 06:58:46,997 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 06:58:46,998 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 06:58:46,999 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 06:58:46,999 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 06:58:46,999 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 06:58:47,000 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 06:58:47,000 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 06:58:47,001 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 06:58:47,002 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 06:58:47,025 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 06:58:47,025 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 06:58:47,026 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 06:58:47,026 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 06:58:47,027 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 06:58:47,027 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 06:58:47,027 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 06:58:47,027 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 06:58:47,028 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 06:58:47,028 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 06:58:47,028 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 06:58:47,028 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 06:58:47,028 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 06:58:47,029 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 06:58:47,029 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 06:58:47,029 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 06:58:47,029 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 06:58:47,029 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 06:58:47,030 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 06:58:47,030 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 06:58:47,030 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 06:58:47,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 06:58:47,030 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 06:58:47,031 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 06:58:47,031 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 06:58:47,031 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 06:58:47,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 06:58:47,031 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 06:58:47,032 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 06:58:47,032 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 06:58:47,329 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 06:58:47,348 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 06:58:47,352 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 06:58:47,355 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 06:58:47,355 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 06:58:47,356 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product15.cil.c [2020-10-14 06:58:47,421 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4f9cdb4db/2653ecd7decd4f609dcad1e961b9798a/FLAG59e469221 [2020-10-14 06:58:47,983 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 06:58:47,984 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product15.cil.c [2020-10-14 06:58:47,994 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4f9cdb4db/2653ecd7decd4f609dcad1e961b9798a/FLAG59e469221 [2020-10-14 06:58:48,287 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4f9cdb4db/2653ecd7decd4f609dcad1e961b9798a [2020-10-14 06:58:48,297 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 06:58:48,299 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 06:58:48,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 06:58:48,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 06:58:48,303 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 06:58:48,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:58:48" (1/1) ... [2020-10-14 06:58:48,307 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30847a1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:48, skipping insertion in model container [2020-10-14 06:58:48,307 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:58:48" (1/1) ... [2020-10-14 06:58:48,314 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 06:58:48,372 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 06:58:48,774 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:58:48,785 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 06:58:48,860 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 06:58:48,894 INFO L208 MainTranslator]: Completed translation [2020-10-14 06:58:48,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:48 WrapperNode [2020-10-14 06:58:48,895 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 06:58:48,896 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 06:58:48,896 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 06:58:48,896 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 06:58:48,910 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:48" (1/1) ... [2020-10-14 06:58:48,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:48" (1/1) ... [2020-10-14 06:58:48,930 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:48" (1/1) ... [2020-10-14 06:58:48,930 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:48" (1/1) ... [2020-10-14 06:58:48,961 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:48" (1/1) ... [2020-10-14 06:58:48,971 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:48" (1/1) ... [2020-10-14 06:58:48,975 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:48" (1/1) ... [2020-10-14 06:58:48,981 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 06:58:48,982 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 06:58:48,982 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 06:58:48,982 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 06:58:48,983 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:48" (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 06:58:49,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 06:58:49,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 06:58:49,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 06:58:49,048 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 06:58:49,048 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 06:58:49,048 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 06:58:49,048 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 06:58:49,049 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 06:58:49,049 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-14 06:58:49,049 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-14 06:58:49,049 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-14 06:58:49,050 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-14 06:58:49,050 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-14 06:58:49,050 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-14 06:58:49,050 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 06:58:49,050 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 06:58:49,050 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 06:58:49,051 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 06:58:49,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-14 06:58:49,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 06:58:49,051 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 06:58:49,051 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-14 06:58:49,051 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-14 06:58:49,052 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-10-14 06:58:49,052 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-14 06:58:49,052 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-14 06:58:49,052 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-14 06:58:49,052 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-14 06:58:49,052 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-14 06:58:49,053 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-14 06:58:49,053 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 06:58:49,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 06:58:49,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 06:58:49,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 06:58:49,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 06:58:49,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 06:58:49,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 06:58:49,054 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 06:58:49,054 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 06:58:49,054 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 06:58:49,054 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 06:58:49,054 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 06:58:49,055 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-14 06:58:49,055 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-14 06:58:49,055 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-14 06:58:49,055 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 06:58:49,055 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 06:58:49,055 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 06:58:49,056 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 06:58:49,056 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 06:58:49,056 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 06:58:49,056 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 06:58:49,056 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 06:58:49,056 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-14 06:58:49,056 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-14 06:58:49,057 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-14 06:58:49,057 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-14 06:58:49,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 06:58:49,057 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 06:58:49,057 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 06:58:49,057 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-14 06:58:49,058 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-14 06:58:49,058 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-14 06:58:49,058 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-14 06:58:49,058 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-14 06:58:49,058 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-14 06:58:49,058 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-14 06:58:49,058 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-14 06:58:49,059 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-10-14 06:58:49,059 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 06:58:49,059 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 06:58:49,059 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 06:58:49,059 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 06:58:49,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 06:58:49,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 06:58:49,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 06:58:49,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 06:58:49,060 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 06:58:49,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 06:58:49,060 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 06:58:49,060 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 06:58:49,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 06:58:49,061 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 06:58:49,061 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 06:58:49,061 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 06:58:49,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 06:58:49,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 06:58:49,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 06:58:50,025 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 06:58:50,025 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-14 06:58:50,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:58:50 BoogieIcfgContainer [2020-10-14 06:58:50,034 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 06:58:50,037 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 06:58:50,037 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 06:58:50,040 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 06:58:50,040 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 06:58:48" (1/3) ... [2020-10-14 06:58:50,041 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a522fe0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:58:50, skipping insertion in model container [2020-10-14 06:58:50,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:48" (2/3) ... [2020-10-14 06:58:50,042 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a522fe0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:58:50, skipping insertion in model container [2020-10-14 06:58:50,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:58:50" (3/3) ... [2020-10-14 06:58:50,044 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product15.cil.c [2020-10-14 06:58:50,054 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 06:58:50,062 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 06:58:50,081 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 06:58:50,103 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 06:58:50,103 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 06:58:50,103 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 06:58:50,103 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 06:58:50,103 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 06:58:50,104 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 06:58:50,104 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 06:58:50,104 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 06:58:50,124 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states. [2020-10-14 06:58:50,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-14 06:58:50,133 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:58:50,134 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 06:58:50,135 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:58:50,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:58:50,141 INFO L82 PathProgramCache]: Analyzing trace with hash 178766383, now seen corresponding path program 1 times [2020-10-14 06:58:50,149 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:58:50,150 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1559573253] [2020-10-14 06:58:50,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:58:50,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:50,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:50,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:51,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:51,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:51,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:54,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:54,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-14 06:58:54,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:58:54,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3999 [2020-10-14 06:58:54,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:54,391 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:54,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:54,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-14 06:58:54,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:54,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 06:58:54,754 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:58:54,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:58:54,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:54,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:54,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:54,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:58:54,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:54,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-14 06:58:54,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:54,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:54,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:54,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:54,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:54,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 06:58:54,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:58:54,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:54,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:54,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:54,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:58:54,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:54,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:58:54,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:54,845 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:54,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:54,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:54,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:54,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:54,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:58:54,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:54,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:54,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:54,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:58:54,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:54,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:58:54,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:54,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:54,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:54,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:54,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:54,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:54,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:58:54,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:54,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:54,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:54,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:58:54,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:54,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:58:54,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:54,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:54,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:54,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:54,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:54,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:54,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:58:54,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:54,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:54,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:54,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:58:54,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:54,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:58:54,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:54,866 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:54,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:54,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:58:54,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:54,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:54,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 06:58:54,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:54,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:54,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:54,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:58:54,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:54,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:58:54,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:54,872 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:54,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:54,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:58:54,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:54,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:54,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 06:58:54,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:54,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:54,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:58:54,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:58:54,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:58:54,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:58:54,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:58:54,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:58:54,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:58:54,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:58:54,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:58:54,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:58:54,894 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 06:58:54,895 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1559573253] [2020-10-14 06:58:54,897 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:58:54,897 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-14 06:58:54,898 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400473507] [2020-10-14 06:58:54,904 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-14 06:58:54,905 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:58:54,918 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-14 06:58:54,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 06:58:54,921 INFO L87 Difference]: Start difference. First operand 156 states. Second operand 3 states. [2020-10-14 06:58:55,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:58:55,976 INFO L93 Difference]: Finished difference Result 251 states and 336 transitions. [2020-10-14 06:58:55,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-14 06:58:55,978 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-10-14 06:58:55,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:58:55,991 INFO L225 Difference]: With dead ends: 251 [2020-10-14 06:58:55,992 INFO L226 Difference]: Without dead ends: 137 [2020-10-14 06:58:55,996 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-14 06:58:56,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2020-10-14 06:58:56,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 105. [2020-10-14 06:58:56,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-10-14 06:58:56,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 124 transitions. [2020-10-14 06:58:56,075 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 124 transitions. Word has length 46 [2020-10-14 06:58:56,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:58:56,075 INFO L479 AbstractCegarLoop]: Abstraction has 105 states and 124 transitions. [2020-10-14 06:58:56,075 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-14 06:58:56,076 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 124 transitions. [2020-10-14 06:58:56,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-14 06:58:56,079 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:58:56,079 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 06:58:56,079 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 06:58:56,080 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:58:56,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:58:56,080 INFO L82 PathProgramCache]: Analyzing trace with hash 1214184321, now seen corresponding path program 1 times [2020-10-14 06:58:56,080 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:58:56,080 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1977179069] [2020-10-14 06:58:56,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:58:56,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:58:56,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:56,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:56,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:57,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:58:57,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:00,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:00,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-14 06:59:00,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 06:59:00,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4784 [2020-10-14 06:59:00,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:00,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:00,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:59:00,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-14 06:59:00,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 06:59:00,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:01,255 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:59:01,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:59:01,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:01,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:01,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:01,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:01,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:01,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-14 06:59:01,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:01,296 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:01,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:01,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:01,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:01,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:01,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:59:01,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:01,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:01,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:01,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:59:01,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:01,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:59:01,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:01,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:01,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:01,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:01,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:01,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:01,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:59:01,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:01,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:01,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:01,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:59:01,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:01,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:59:01,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:01,316 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:01,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:01,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:01,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:01,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:01,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:59:01,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:01,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:01,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:01,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:01,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:01,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:59:01,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:01,322 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:01,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:01,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:01,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:01,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:01,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:59:01,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:01,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:01,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:01,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:59:01,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:01,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:59:01,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:01,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:01,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:01,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:01,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:01,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:01,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 06:59:01,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:01,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:01,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:01,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:01,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:01,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:59:01,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:01,331 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:01,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:01,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:59:01,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:01,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:01,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-14 06:59:01,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:01,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:01,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:01,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:01,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:01,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:59:01,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:01,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:01,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:01,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 06:59:01,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:01,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:01,344 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 06:59:01,345 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1977179069] [2020-10-14 06:59:01,345 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:59:01,345 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 06:59:01,345 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412491514] [2020-10-14 06:59:01,347 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 06:59:01,347 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:59:01,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 06:59:01,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-14 06:59:01,348 INFO L87 Difference]: Start difference. First operand 105 states and 124 transitions. Second operand 4 states. [2020-10-14 06:59:01,761 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 06:59:02,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:59:02,301 INFO L93 Difference]: Finished difference Result 178 states and 219 transitions. [2020-10-14 06:59:02,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-14 06:59:02,301 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-14 06:59:02,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:59:02,305 INFO L225 Difference]: With dead ends: 178 [2020-10-14 06:59:02,305 INFO L226 Difference]: Without dead ends: 121 [2020-10-14 06:59:02,306 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-14 06:59:02,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2020-10-14 06:59:02,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 96. [2020-10-14 06:59:02,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2020-10-14 06:59:02,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 112 transitions. [2020-10-14 06:59:02,340 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 112 transitions. Word has length 47 [2020-10-14 06:59:02,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:59:02,341 INFO L479 AbstractCegarLoop]: Abstraction has 96 states and 112 transitions. [2020-10-14 06:59:02,341 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 06:59:02,341 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 112 transitions. [2020-10-14 06:59:02,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-14 06:59:02,343 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 06:59:02,343 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 06:59:02,343 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 06:59:02,344 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 06:59:02,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 06:59:02,344 INFO L82 PathProgramCache]: Analyzing trace with hash -75048457, now seen corresponding path program 1 times [2020-10-14 06:59:02,344 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 06:59:02,345 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [19106157] [2020-10-14 06:59:02,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 06:59:02,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:02,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:02,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:02,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:03,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:05,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:05,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-14 06:59:05,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 06:59:05,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3190 [2020-10-14 06:59:05,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:05,560 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:05,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 06:59:05,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 53 [2020-10-14 06:59:05,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 06:59:05,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:59:05,861 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:59:05,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 06:59:05,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:05,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:05,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:05,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:05,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:05,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-14 06:59:05,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:05,912 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:05,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:05,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:05,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:05,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:59:05,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 06:59:05,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:05,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:05,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:05,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:59:05,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:05,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:59:05,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:05,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:05,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:05,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:05,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:05,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:05,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 06:59:05,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:05,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:05,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:05,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:59:05,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:05,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 06:59:05,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:05,942 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:05,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:05,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:05,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:05,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:05,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 06:59:05,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:05,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:05,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:05,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:05,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:05,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:59:05,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:05,948 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:05,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:05,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:05,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:05,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 06:59:05,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 06:59:05,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:05,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:05,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:05,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 06:59:05,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:05,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 06:59:05,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:05,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:05,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 06:59:05,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:05,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 06:59:05,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:59:05,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-14 06:59:05,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:05,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:05,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:05,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:05,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:05,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 06:59:05,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:05,960 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:05,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 06:59:05,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:05,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:59:05,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:59:05,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-14 06:59:05,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 06:59:05,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 06:59:05,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 06:59:05,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 06:59:05,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 06:59:05,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 06:59:05,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 06:59:05,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 06:59:05,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 06:59:05,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 06:59:05,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 06:59:05,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 06:59:06,005 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 06:59:06,006 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [19106157] [2020-10-14 06:59:06,006 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 06:59:06,006 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 06:59:06,007 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072797844] [2020-10-14 06:59:06,008 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 06:59:06,009 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 06:59:06,009 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 06:59:06,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-14 06:59:06,010 INFO L87 Difference]: Start difference. First operand 96 states and 112 transitions. Second operand 7 states. [2020-10-14 06:59:06,406 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 06:59:07,202 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 06:59:07,483 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 06:59:07,712 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-14 06:59:07,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 06:59:07,802 INFO L93 Difference]: Finished difference Result 164 states and 206 transitions. [2020-10-14 06:59:07,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-14 06:59:07,803 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2020-10-14 06:59:07,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 06:59:07,804 INFO L225 Difference]: With dead ends: 164 [2020-10-14 06:59:07,804 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 06:59:07,807 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-14 06:59:07,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 06:59:07,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 06:59:07,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 06:59:07,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 06:59:07,808 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 51 [2020-10-14 06:59:07,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 06:59:07,808 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 06:59:07,808 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 06:59:07,808 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 06:59:07,808 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 06:59:07,809 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 06:59:07,811 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 06:59:09,106 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 9 [2020-10-14 06:59:09,256 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-14 06:59:09,487 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-14 06:59:09,636 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-14 06:59:09,787 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 13 [2020-10-14 06:59:09,932 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 13 [2020-10-14 06:59:10,079 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-14 06:59:10,237 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 10 [2020-10-14 06:59:10,386 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 9 [2020-10-14 06:59:10,523 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 10 [2020-10-14 06:59:10,701 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-14 06:59:10,853 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-14 06:59:11,008 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-14 06:59:11,159 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-14 06:59:11,308 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 13 [2020-10-14 06:59:11,471 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 13 [2020-10-14 06:59:11,625 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 19 [2020-10-14 06:59:11,636 INFO L268 CegarLoopResult]: For program point L634(lines 611 635) no Hoare annotation was computed. [2020-10-14 06:59:11,636 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 587 642) no Hoare annotation was computed. [2020-10-14 06:59:11,636 INFO L268 CegarLoopResult]: For program point L618(lines 618 622) no Hoare annotation was computed. [2020-10-14 06:59:11,636 INFO L268 CegarLoopResult]: For program point L618-1(lines 618 622) no Hoare annotation was computed. [2020-10-14 06:59:11,636 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 587 642) no Hoare annotation was computed. [2020-10-14 06:59:11,636 INFO L268 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-10-14 06:59:11,636 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 587 642) no Hoare annotation was computed. [2020-10-14 06:59:11,637 INFO L268 CegarLoopResult]: For program point L612-2(lines 612 633) no Hoare annotation was computed. [2020-10-14 06:59:11,637 INFO L268 CegarLoopResult]: For program point L670(line 670) no Hoare annotation was computed. [2020-10-14 06:59:11,637 INFO L268 CegarLoopResult]: For program point L669-2(lines 669 694) no Hoare annotation was computed. [2020-10-14 06:59:11,637 INFO L268 CegarLoopResult]: For program point L695(lines 668 696) no Hoare annotation was computed. [2020-10-14 06:59:11,637 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 643 702) no Hoare annotation was computed. [2020-10-14 06:59:11,637 INFO L268 CegarLoopResult]: For program point L688(line 688) no Hoare annotation was computed. [2020-10-14 06:59:11,637 INFO L268 CegarLoopResult]: For program point L688-1(line 688) no Hoare annotation was computed. [2020-10-14 06:59:11,637 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 643 702) no Hoare annotation was computed. [2020-10-14 06:59:11,638 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 643 702) no Hoare annotation was computed. [2020-10-14 06:59:11,638 INFO L268 CegarLoopResult]: For program point L675(lines 675 679) no Hoare annotation was computed. [2020-10-14 06:59:11,638 INFO L268 CegarLoopResult]: For program point L675-1(lines 675 679) no Hoare annotation was computed. [2020-10-14 06:59:11,638 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 246 252) the Hoare annotation is: true [2020-10-14 06:59:11,638 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 246 252) no Hoare annotation was computed. [2020-10-14 06:59:11,638 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 253 261) no Hoare annotation was computed. [2020-10-14 06:59:11,638 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 253 261) the Hoare annotation is: true [2020-10-14 06:59:11,639 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 253 261) no Hoare annotation was computed. [2020-10-14 06:59:11,639 INFO L268 CegarLoopResult]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2020-10-14 06:59:11,639 INFO L268 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-10-14 06:59:11,639 INFO L264 CegarLoopResult]: At program point L127(line 127) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 06:59:11,639 INFO L264 CegarLoopResult]: At program point L126(line 126) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 06:59:11,641 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 06:59:11,641 INFO L264 CegarLoopResult]: At program point L126-1(line 126) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 06:59:11,641 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2020-10-14 06:59:11,643 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2020-10-14 06:59:11,643 INFO L264 CegarLoopResult]: At program point L132(line 132) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 06:59:11,643 INFO L264 CegarLoopResult]: At program point L132-1(line 132) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 06:59:11,643 INFO L268 CegarLoopResult]: For program point L130(lines 130 137) no Hoare annotation was computed. [2020-10-14 06:59:11,643 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-10-14 06:59:11,643 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-14 06:59:11,643 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-10-14 06:59:11,644 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-14 06:59:11,644 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-10-14 06:59:11,644 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-14 06:59:11,644 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-14 06:59:11,644 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-14 06:59:11,644 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-14 06:59:11,644 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-14 06:59:11,645 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-14 06:59:11,645 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-14 06:59:11,645 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-14 06:59:11,645 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-14 06:59:11,646 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-14 06:59:11,646 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-10-14 06:59:11,646 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-10-14 06:59:11,646 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 330 336) no Hoare annotation was computed. [2020-10-14 06:59:11,646 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 330 336) the Hoare annotation is: true [2020-10-14 06:59:11,646 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 452 466) no Hoare annotation was computed. [2020-10-14 06:59:11,646 INFO L264 CegarLoopResult]: At program point L458(line 458) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 06:59:11,646 INFO L268 CegarLoopResult]: For program point L456(lines 456 462) no Hoare annotation was computed. [2020-10-14 06:59:11,647 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 452 466) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-14 06:59:11,647 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 452 466) no Hoare annotation was computed. [2020-10-14 06:59:11,647 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 363 370) no Hoare annotation was computed. [2020-10-14 06:59:11,647 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 363 370) no Hoare annotation was computed. [2020-10-14 06:59:11,647 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 363 370) no Hoare annotation was computed. [2020-10-14 06:59:11,647 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 407 415) no Hoare annotation was computed. [2020-10-14 06:59:11,647 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 407 415) the Hoare annotation is: true [2020-10-14 06:59:11,647 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 407 415) no Hoare annotation was computed. [2020-10-14 06:59:11,648 INFO L268 CegarLoopResult]: For program point L446(line 446) no Hoare annotation was computed. [2020-10-14 06:59:11,648 INFO L268 CegarLoopResult]: For program point L446-1(line 446) no Hoare annotation was computed. [2020-10-14 06:59:11,648 INFO L268 CegarLoopResult]: For program point L435(lines 435 443) no Hoare annotation was computed. [2020-10-14 06:59:11,648 INFO L268 CegarLoopResult]: For program point L435-2(lines 435 443) no Hoare annotation was computed. [2020-10-14 06:59:11,649 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 416 451) no Hoare annotation was computed. [2020-10-14 06:59:11,649 INFO L268 CegarLoopResult]: For program point L423(lines 423 431) no Hoare annotation was computed. [2020-10-14 06:59:11,649 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 416 451) no Hoare annotation was computed. [2020-10-14 06:59:11,649 INFO L268 CegarLoopResult]: For program point L423-2(lines 423 431) no Hoare annotation was computed. [2020-10-14 06:59:11,649 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 416 451) no Hoare annotation was computed. [2020-10-14 06:59:11,649 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 239 245) no Hoare annotation was computed. [2020-10-14 06:59:11,649 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 239 245) the Hoare annotation is: true [2020-10-14 06:59:11,649 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 541 586) no Hoare annotation was computed. [2020-10-14 06:59:11,649 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 541 586) no Hoare annotation was computed. [2020-10-14 06:59:11,650 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 541 586) no Hoare annotation was computed. [2020-10-14 06:59:11,650 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 854 899) no Hoare annotation was computed. [2020-10-14 06:59:11,650 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 854 899) no Hoare annotation was computed. [2020-10-14 06:59:11,650 INFO L268 CegarLoopResult]: For program point L874(lines 874 881) no Hoare annotation was computed. [2020-10-14 06:59:11,650 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 854 899) no Hoare annotation was computed. [2020-10-14 06:59:11,650 INFO L268 CegarLoopResult]: For program point L868(lines 868 888) no Hoare annotation was computed. [2020-10-14 06:59:11,650 INFO L268 CegarLoopResult]: For program point L868-1(lines 868 888) no Hoare annotation was computed. [2020-10-14 06:59:11,650 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 06:59:11,651 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2020-10-14 06:59:11,651 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2020-10-14 06:59:11,651 INFO L271 CegarLoopResult]: At program point L401(line 401) the Hoare annotation is: true [2020-10-14 06:59:11,651 INFO L268 CegarLoopResult]: For program point L401-1(line 401) no Hoare annotation was computed. [2020-10-14 06:59:11,651 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 396 406) the Hoare annotation is: true [2020-10-14 06:59:11,651 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 396 406) no Hoare annotation was computed. [2020-10-14 06:59:11,651 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 396 406) no Hoare annotation was computed. [2020-10-14 06:59:11,651 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 388 395) the Hoare annotation is: true [2020-10-14 06:59:11,652 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 388 395) no Hoare annotation was computed. [2020-10-14 06:59:11,652 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 388 395) no Hoare annotation was computed. [2020-10-14 06:59:11,652 INFO L264 CegarLoopResult]: At program point L352(line 352) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 06:59:11,653 INFO L264 CegarLoopResult]: At program point L348(line 348) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 06:59:11,653 INFO L268 CegarLoopResult]: For program point L346(lines 346 354) no Hoare annotation was computed. [2020-10-14 06:59:11,653 INFO L264 CegarLoopResult]: At program point L344(line 344) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 06:59:11,653 INFO L268 CegarLoopResult]: For program point L344-1(line 344) no Hoare annotation was computed. [2020-10-14 06:59:11,653 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 338 362) no Hoare annotation was computed. [2020-10-14 06:59:11,653 INFO L268 CegarLoopResult]: For program point L342(lines 342 359) no Hoare annotation was computed. [2020-10-14 06:59:11,653 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 338 362) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-14 06:59:11,653 INFO L264 CegarLoopResult]: At program point L357(line 357) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-14 06:59:11,653 INFO L268 CegarLoopResult]: For program point L357-1(lines 338 362) no Hoare annotation was computed. [2020-10-14 06:59:11,654 INFO L264 CegarLoopResult]: At program point L514-1(lines 508 521) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-14 06:59:11,654 INFO L264 CegarLoopResult]: At program point testENTRY(lines 468 533) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 06:59:11,654 INFO L268 CegarLoopResult]: For program point L479(lines 478 525) no Hoare annotation was computed. [2020-10-14 06:59:11,654 INFO L268 CegarLoopResult]: For program point L508(lines 508 521) no Hoare annotation was computed. [2020-10-14 06:59:11,654 INFO L268 CegarLoopResult]: For program point testFINAL(lines 468 533) no Hoare annotation was computed. [2020-10-14 06:59:11,654 INFO L264 CegarLoopResult]: At program point L500(line 500) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-14 06:59:11,654 INFO L268 CegarLoopResult]: For program point L498(lines 498 504) no Hoare annotation was computed. [2020-10-14 06:59:11,655 INFO L268 CegarLoopResult]: For program point L498-1(lines 498 504) no Hoare annotation was computed. [2020-10-14 06:59:11,655 INFO L264 CegarLoopResult]: At program point L523(lines 478 525) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-14 06:59:11,655 INFO L264 CegarLoopResult]: At program point L490(line 490) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-14 06:59:11,655 INFO L268 CegarLoopResult]: For program point L488(lines 488 494) no Hoare annotation was computed. [2020-10-14 06:59:11,655 INFO L268 CegarLoopResult]: For program point L488-1(lines 488 494) no Hoare annotation was computed. [2020-10-14 06:59:11,655 INFO L268 CegarLoopResult]: For program point L480(lines 480 484) no Hoare annotation was computed. [2020-10-14 06:59:11,655 INFO L264 CegarLoopResult]: At program point L526(lines 477 527) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 06:59:11,655 INFO L264 CegarLoopResult]: At program point L516(line 516) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= test_~splverifierCounter~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-14 06:59:11,656 INFO L268 CegarLoopResult]: For program point testEXIT(lines 468 533) no Hoare annotation was computed. [2020-10-14 06:59:11,656 INFO L268 CegarLoopResult]: For program point L514(lines 514 520) no Hoare annotation was computed. [2020-10-14 06:59:11,656 INFO L268 CegarLoopResult]: For program point L828(lines 828 835) no Hoare annotation was computed. [2020-10-14 06:59:11,656 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 808 853) no Hoare annotation was computed. [2020-10-14 06:59:11,656 INFO L268 CegarLoopResult]: For program point L822(lines 822 842) no Hoare annotation was computed. [2020-10-14 06:59:11,656 INFO L268 CegarLoopResult]: For program point L822-1(lines 822 842) no Hoare annotation was computed. [2020-10-14 06:59:11,656 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 808 853) no Hoare annotation was computed. [2020-10-14 06:59:11,656 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 808 853) no Hoare annotation was computed. [2020-10-14 06:59:11,657 INFO L268 CegarLoopResult]: For program point L203(lines 203 211) no Hoare annotation was computed. [2020-10-14 06:59:11,657 INFO L268 CegarLoopResult]: For program point L203-2(lines 203 211) no Hoare annotation was computed. [2020-10-14 06:59:11,657 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 195 217) no Hoare annotation was computed. [2020-10-14 06:59:11,657 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 195 217) no Hoare annotation was computed. [2020-10-14 06:59:11,658 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 195 217) no Hoare annotation was computed. [2020-10-14 06:59:11,658 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 229 238) no Hoare annotation was computed. [2020-10-14 06:59:11,658 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 229 238) no Hoare annotation was computed. [2020-10-14 06:59:11,658 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 229 238) no Hoare annotation was computed. [2020-10-14 06:59:11,658 INFO L268 CegarLoopResult]: For program point L770-1(line 770) no Hoare annotation was computed. [2020-10-14 06:59:11,658 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 705 807) no Hoare annotation was computed. [2020-10-14 06:59:11,659 INFO L268 CegarLoopResult]: For program point L729(lines 729 733) no Hoare annotation was computed. [2020-10-14 06:59:11,659 INFO L268 CegarLoopResult]: For program point L793(lines 793 804) no Hoare annotation was computed. [2020-10-14 06:59:11,659 INFO L268 CegarLoopResult]: For program point L756(lines 756 760) no Hoare annotation was computed. [2020-10-14 06:59:11,659 INFO L268 CegarLoopResult]: For program point L754-2(lines 754 774) no Hoare annotation was computed. [2020-10-14 06:59:11,659 INFO L268 CegarLoopResult]: For program point L775(lines 753 776) no Hoare annotation was computed. [2020-10-14 06:59:11,659 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 705 807) no Hoare annotation was computed. [2020-10-14 06:59:11,659 INFO L268 CegarLoopResult]: For program point L734(lines 734 750) no Hoare annotation was computed. [2020-10-14 06:59:11,659 INFO L268 CegarLoopResult]: For program point L794(lines 794 801) no Hoare annotation was computed. [2020-10-14 06:59:11,659 INFO L268 CegarLoopResult]: For program point L755(lines 754 774) no Hoare annotation was computed. [2020-10-14 06:59:11,660 INFO L268 CegarLoopResult]: For program point L786(line 786) no Hoare annotation was computed. [2020-10-14 06:59:11,660 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 705 807) no Hoare annotation was computed. [2020-10-14 06:59:11,660 INFO L268 CegarLoopResult]: For program point L786-1(line 786) no Hoare annotation was computed. [2020-10-14 06:59:11,660 INFO L268 CegarLoopResult]: For program point L751(lines 751 792) no Hoare annotation was computed. [2020-10-14 06:59:11,660 INFO L268 CegarLoopResult]: For program point L770(line 770) no Hoare annotation was computed. [2020-10-14 06:59:11,660 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 06:59:11,661 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-14 06:59:11,661 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 06:59:11,661 INFO L268 CegarLoopResult]: For program point L382(line 382) no Hoare annotation was computed. [2020-10-14 06:59:11,661 INFO L268 CegarLoopResult]: For program point L382-1(lines 371 387) no Hoare annotation was computed. [2020-10-14 06:59:11,661 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 371 387) no Hoare annotation was computed. [2020-10-14 06:59:11,661 INFO L268 CegarLoopResult]: For program point L378(lines 378 384) no Hoare annotation was computed. [2020-10-14 06:59:11,661 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 371 387) no Hoare annotation was computed. [2020-10-14 06:59:11,661 INFO L268 CegarLoopResult]: For program point L376(line 376) no Hoare annotation was computed. [2020-10-14 06:59:11,661 INFO L268 CegarLoopResult]: For program point L376-1(line 376) no Hoare annotation was computed. [2020-10-14 06:59:11,662 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 218 226) no Hoare annotation was computed. [2020-10-14 06:59:11,662 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 218 226) no Hoare annotation was computed. [2020-10-14 06:59:11,662 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 218 226) no Hoare annotation was computed. [2020-10-14 06:59:11,662 INFO L268 CegarLoopResult]: For program point L178-1(lines 174 185) no Hoare annotation was computed. [2020-10-14 06:59:11,662 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 174 185) the Hoare annotation is: (or (not (<= 0 ~pumpRunning~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (not (<= ~pumpRunning~0 0))) [2020-10-14 06:59:11,662 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 174 185) no Hoare annotation was computed. [2020-10-14 06:59:11,662 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-14 06:59:11,662 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-14 06:59:11,662 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-14 06:59:11,663 INFO L264 CegarLoopResult]: At program point L319(line 319) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 06:59:11,663 INFO L264 CegarLoopResult]: At program point L317(lines 317 323) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 06:59:11,663 INFO L264 CegarLoopResult]: At program point L312(line 312) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 06:59:11,663 INFO L268 CegarLoopResult]: For program point L310(lines 309 328) no Hoare annotation was computed. [2020-10-14 06:59:11,663 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 306 329) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 06:59:11,663 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 306 329) no Hoare annotation was computed. [2020-10-14 06:59:11,663 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 306 329) no Hoare annotation was computed. [2020-10-14 06:59:11,664 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-10-14 06:59:11,664 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-10-14 06:59:11,664 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2020-10-14 06:59:11,664 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-10-14 06:59:11,664 INFO L271 CegarLoopResult]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2020-10-14 06:59:11,665 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-10-14 06:59:11,665 INFO L271 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2020-10-14 06:59:11,665 INFO L271 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: true [2020-10-14 06:59:11,665 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-10-14 06:59:11,665 INFO L271 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: true [2020-10-14 06:59:11,665 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 186 194) the Hoare annotation is: true [2020-10-14 06:59:11,665 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 186 194) no Hoare annotation was computed. [2020-10-14 06:59:11,665 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 186 194) no Hoare annotation was computed. [2020-10-14 06:59:11,665 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 150 161) the Hoare annotation is: true [2020-10-14 06:59:11,666 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 150 161) no Hoare annotation was computed. [2020-10-14 06:59:11,666 INFO L268 CegarLoopResult]: For program point L154-1(lines 150 161) no Hoare annotation was computed. [2020-10-14 06:59:11,666 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-10-14 06:59:11,666 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-10-14 06:59:11,666 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 06:59:11,666 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-10-14 06:59:11,666 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 06:59:11,666 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 06:59:11,666 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 162 173) no Hoare annotation was computed. [2020-10-14 06:59:11,667 INFO L268 CegarLoopResult]: For program point L166-1(lines 162 173) no Hoare annotation was computed. [2020-10-14 06:59:11,667 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 162 173) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) [2020-10-14 06:59:11,667 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 291 298) no Hoare annotation was computed. [2020-10-14 06:59:11,668 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 295) no Hoare annotation was computed. [2020-10-14 06:59:11,668 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 291 298) the Hoare annotation is: true [2020-10-14 06:59:11,668 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 291 298) no Hoare annotation was computed. [2020-10-14 06:59:11,668 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 265 289) the Hoare annotation is: true [2020-10-14 06:59:11,668 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 265 289) no Hoare annotation was computed. [2020-10-14 06:59:11,668 INFO L264 CegarLoopResult]: At program point L279(line 279) the Hoare annotation is: (or (not (<= ~pumpRunning~0 0)) (not (<= 0 ~pumpRunning~0))) [2020-10-14 06:59:11,669 INFO L268 CegarLoopResult]: For program point L277(lines 277 283) no Hoare annotation was computed. [2020-10-14 06:59:11,669 INFO L271 CegarLoopResult]: At program point L275(line 275) the Hoare annotation is: true [2020-10-14 06:59:11,669 INFO L268 CegarLoopResult]: For program point L275-1(line 275) no Hoare annotation was computed. [2020-10-14 06:59:11,670 INFO L268 CegarLoopResult]: For program point L273(lines 273 286) no Hoare annotation was computed. [2020-10-14 06:59:11,670 INFO L268 CegarLoopResult]: For program point L273-1(lines 265 289) no Hoare annotation was computed. [2020-10-14 06:59:11,670 INFO L271 CegarLoopResult]: At program point L271(line 271) the Hoare annotation is: true [2020-10-14 06:59:11,670 INFO L268 CegarLoopResult]: For program point L271-1(line 271) no Hoare annotation was computed. [2020-10-14 06:59:11,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 06:59:11 BoogieIcfgContainer [2020-10-14 06:59:11,686 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 06:59:11,688 INFO L168 Benchmark]: Toolchain (without parser) took 23389.87 ms. Allocated memory was 146.8 MB in the beginning and 673.2 MB in the end (delta: 526.4 MB). Free memory was 101.6 MB in the beginning and 149.1 MB in the end (delta: -47.5 MB). Peak memory consumption was 495.1 MB. Max. memory is 7.1 GB. [2020-10-14 06:59:11,689 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 146.8 MB. Free memory was 121.3 MB in the beginning and 120.9 MB in the end (delta: 420.0 kB). Peak memory consumption was 420.0 kB. Max. memory is 7.1 GB. [2020-10-14 06:59:11,690 INFO L168 Benchmark]: CACSL2BoogieTranslator took 595.82 ms. Allocated memory was 146.8 MB in the beginning and 201.9 MB in the end (delta: 55.1 MB). Free memory was 101.2 MB in the beginning and 170.0 MB in the end (delta: -68.8 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. [2020-10-14 06:59:11,690 INFO L168 Benchmark]: Boogie Preprocessor took 85.66 ms. Allocated memory is still 201.9 MB. Free memory was 170.0 MB in the beginning and 165.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-10-14 06:59:11,691 INFO L168 Benchmark]: RCFGBuilder took 1052.07 ms. Allocated memory was 201.9 MB in the beginning and 235.9 MB in the end (delta: 34.1 MB). Free memory was 165.8 MB in the beginning and 199.5 MB in the end (delta: -33.7 MB). Peak memory consumption was 82.9 MB. Max. memory is 7.1 GB. [2020-10-14 06:59:11,692 INFO L168 Benchmark]: TraceAbstraction took 21649.46 ms. Allocated memory was 235.9 MB in the beginning and 673.2 MB in the end (delta: 437.3 MB). Free memory was 199.5 MB in the beginning and 149.1 MB in the end (delta: 50.4 MB). Peak memory consumption was 503.8 MB. Max. memory is 7.1 GB. [2020-10-14 06:59:11,696 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 146.8 MB. Free memory was 121.3 MB in the beginning and 120.9 MB in the end (delta: 420.0 kB). Peak memory consumption was 420.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 595.82 ms. Allocated memory was 146.8 MB in the beginning and 201.9 MB in the end (delta: 55.1 MB). Free memory was 101.2 MB in the beginning and 170.0 MB in the end (delta: -68.8 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.66 ms. Allocated memory is still 201.9 MB. Free memory was 170.0 MB in the beginning and 165.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1052.07 ms. Allocated memory was 201.9 MB in the beginning and 235.9 MB in the end (delta: 34.1 MB). Free memory was 165.8 MB in the beginning and 199.5 MB in the end (delta: -33.7 MB). Peak memory consumption was 82.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 21649.46 ms. Allocated memory was 235.9 MB in the beginning and 673.2 MB in the end (delta: 437.3 MB). Free memory was 199.5 MB in the beginning and 149.1 MB in the end (delta: 50.4 MB). Peak memory consumption was 503.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 295]: 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: 477]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) <= 0) || !(0 <= \old(pumpRunning)) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 478]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) <= 0) || !(0 <= \old(pumpRunning))) || ((splverifierCounter <= 0 && 0 <= pumpRunning) && pumpRunning <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 217 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 17.7s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 3.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 256 SDtfs, 265 SDslu, 99 SDs, 0 SdLazy, 503 SolverSat, 147 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=156occurred 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: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 57 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 51 LocationsWithAnnotation, 150 PreInvPairs, 166 NumberOfFragments, 658 HoareAnnotationTreeSize, 150 FomulaSimplifications, 2850 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 51 FomulaSimplificationsInter, 4876 FormulaSimplificationTreeSizeReductionInter, 2.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 13.3s InterpolantComputationTime, 144 NumberOfCodeBlocks, 144 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 141 ConstructedInterpolants, 0 QuantifiedInterpolants, 36028 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...