/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 SingleStatement --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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.5 --traceabstraction.additional.smt.options log-additional-information=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-c90d42b [2020-09-25 14:11:30,887 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 14:11:30,891 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 14:11:30,917 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 14:11:30,917 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 14:11:30,918 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 14:11:30,920 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 14:11:30,922 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 14:11:30,923 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 14:11:30,924 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 14:11:30,925 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 14:11:30,926 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 14:11:30,927 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 14:11:30,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 14:11:30,929 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 14:11:30,930 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 14:11:30,931 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 14:11:30,932 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 14:11:30,934 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 14:11:30,936 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 14:11:30,940 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 14:11:30,942 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 14:11:30,945 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 14:11:30,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 14:11:30,952 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 14:11:30,953 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 14:11:30,953 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 14:11:30,955 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 14:11:30,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 14:11:30,959 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 14:11:30,959 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 14:11:30,961 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 14:11:30,962 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 14:11:30,964 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 14:11:30,965 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 14:11:30,966 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 14:11:30,966 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 14:11:30,967 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 14:11:30,967 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 14:11:30,968 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 14:11:30,970 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 14:11:30,971 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 [2020-09-25 14:11:31,020 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 14:11:31,020 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 14:11:31,023 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 14:11:31,023 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 14:11:31,023 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 14:11:31,023 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 14:11:31,024 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-25 14:11:31,024 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 14:11:31,024 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-25 14:11:31,024 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 14:11:31,025 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 14:11:31,026 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 14:11:31,026 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 14:11:31,026 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-25 14:11:31,027 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 14:11:31,027 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 14:11:31,027 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 14:11:31,027 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 14:11:31,027 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 14:11:31,028 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 14:11:31,028 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 14:11:31,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 14:11:31,028 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 14:11:31,028 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 14:11:31,029 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 14:11:31,029 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 14:11:31,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 14:11:31,029 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 14:11:31,029 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 14:11:31,030 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 -> SingleStatement 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=SMALLESTAMONGWIDE;tolerance=0.5;log-additional-information=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=SMALLESTAMONGWIDE;tolerance=0.5;log-additional-information=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=SMALLESTAMONGWIDE;tolerance=0.5;log-additional-information=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=SMALLESTAMONGWIDE;tolerance=0.5;log-additional-information=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=SMALLESTAMONGWIDE;tolerance=0.5;log-additional-information=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=SMALLESTAMONGWIDE;tolerance=0.5;log-additional-information=true; [2020-09-25 14:11:31,578 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 14:11:31,595 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 14:11:31,600 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 14:11:31,601 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 14:11:31,602 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 14:11:31,603 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product15.cil.c [2020-09-25 14:11:31,683 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f9e3e4d89/df158dc3d66c4677a5f41ce649b6a74f/FLAG1fcaa3cd7 [2020-09-25 14:11:32,273 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 14:11:32,274 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product15.cil.c [2020-09-25 14:11:32,290 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f9e3e4d89/df158dc3d66c4677a5f41ce649b6a74f/FLAG1fcaa3cd7 [2020-09-25 14:11:32,546 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f9e3e4d89/df158dc3d66c4677a5f41ce649b6a74f [2020-09-25 14:11:32,559 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 14:11:32,564 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 14:11:32,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 14:11:32,565 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 14:11:32,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 14:11:32,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 02:11:32" (1/1) ... [2020-09-25 14:11:32,575 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22589b7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:11:32, skipping insertion in model container [2020-09-25 14:11:32,575 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 02:11:32" (1/1) ... [2020-09-25 14:11:32,584 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 14:11:32,633 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 14:11:33,006 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 14:11:33,106 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 14:11:33,248 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 14:11:33,304 INFO L208 MainTranslator]: Completed translation [2020-09-25 14:11:33,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:11:33 WrapperNode [2020-09-25 14:11:33,305 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 14:11:33,306 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 14:11:33,306 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 14:11:33,306 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 14:11:33,320 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:11:33" (1/1) ... [2020-09-25 14:11:33,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:11:33" (1/1) ... [2020-09-25 14:11:33,345 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:11:33" (1/1) ... [2020-09-25 14:11:33,346 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:11:33" (1/1) ... [2020-09-25 14:11:33,378 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:11:33" (1/1) ... [2020-09-25 14:11:33,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:11:33" (1/1) ... [2020-09-25 14:11:33,395 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:11:33" (1/1) ... [2020-09-25 14:11:33,402 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 14:11:33,403 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 14:11:33,403 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 14:11:33,403 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 14:11:33,408 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:11:33" (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 [2020-09-25 14:11:33,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 14:11:33,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 14:11:33,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-25 14:11:33,499 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-09-25 14:11:33,499 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-09-25 14:11:33,499 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-25 14:11:33,500 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-09-25 14:11:33,500 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 14:11:33,500 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-09-25 14:11:33,500 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-09-25 14:11:33,500 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-09-25 14:11:33,501 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-09-25 14:11:33,501 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-09-25 14:11:33,501 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-09-25 14:11:33,501 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-25 14:11:33,501 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-25 14:11:33,502 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-25 14:11:33,502 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-25 14:11:33,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-09-25 14:11:33,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-25 14:11:33,503 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-09-25 14:11:33,503 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-09-25 14:11:33,503 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-09-25 14:11:33,503 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-09-25 14:11:33,503 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-09-25 14:11:33,503 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-09-25 14:11:33,504 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-09-25 14:11:33,504 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-09-25 14:11:33,504 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-09-25 14:11:33,504 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-09-25 14:11:33,504 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-25 14:11:33,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-25 14:11:33,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-25 14:11:33,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-25 14:11:33,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-25 14:11:33,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-25 14:11:33,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-25 14:11:33,506 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 14:11:33,506 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 14:11:33,506 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-25 14:11:33,506 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-09-25 14:11:33,506 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-09-25 14:11:33,506 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-09-25 14:11:33,507 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-09-25 14:11:33,507 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-09-25 14:11:33,507 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-09-25 14:11:33,507 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-25 14:11:33,507 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-25 14:11:33,507 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-09-25 14:11:33,508 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-25 14:11:33,508 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-25 14:11:33,508 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-25 14:11:33,508 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 14:11:33,508 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-09-25 14:11:33,508 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-09-25 14:11:33,509 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-09-25 14:11:33,509 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-09-25 14:11:33,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-25 14:11:33,509 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-25 14:11:33,509 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-25 14:11:33,509 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-09-25 14:11:33,510 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-09-25 14:11:33,510 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-09-25 14:11:33,510 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-09-25 14:11:33,510 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-09-25 14:11:33,510 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-09-25 14:11:33,510 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-09-25 14:11:33,510 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-09-25 14:11:33,511 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-09-25 14:11:33,511 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-25 14:11:33,511 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-25 14:11:33,511 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-25 14:11:33,511 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-25 14:11:33,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-25 14:11:33,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-25 14:11:33,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-25 14:11:33,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-25 14:11:33,512 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-25 14:11:33,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 14:11:33,512 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-25 14:11:33,515 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-25 14:11:33,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-25 14:11:33,515 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-25 14:11:33,515 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-25 14:11:33,515 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-25 14:11:33,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 14:11:33,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-25 14:11:33,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 14:11:34,694 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 14:11:34,694 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-09-25 14:11:34,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 02:11:34 BoogieIcfgContainer [2020-09-25 14:11:34,702 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 14:11:34,703 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 14:11:34,703 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 14:11:34,707 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 14:11:34,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 02:11:32" (1/3) ... [2020-09-25 14:11:34,708 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67bbb4cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 02:11:34, skipping insertion in model container [2020-09-25 14:11:34,709 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:11:33" (2/3) ... [2020-09-25 14:11:34,709 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67bbb4cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 02:11:34, skipping insertion in model container [2020-09-25 14:11:34,709 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 02:11:34" (3/3) ... [2020-09-25 14:11:34,712 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product15.cil.c [2020-09-25 14:11:34,725 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 14:11:34,739 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 14:11:34,766 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 14:11:34,804 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 14:11:34,804 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 14:11:34,804 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 14:11:34,804 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 14:11:34,805 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 14:11:34,805 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 14:11:34,805 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 14:11:34,805 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 14:11:34,835 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states. [2020-09-25 14:11:34,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-09-25 14:11:34,852 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 14:11:34,854 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 14:11:34,854 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 14:11:34,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 14:11:34,863 INFO L82 PathProgramCache]: Analyzing trace with hash -1822750949, now seen corresponding path program 1 times [2020-09-25 14:11:34,874 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 14:11:34,874 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1514910493] [2020-09-25 14:11:34,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 14:11:35,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:11:35,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:35,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:36,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:37,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:40,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:11:40,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-09-25 14:11:40,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 14:11:40,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5041 [2020-09-25 14:11:40,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:11:40,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:11:40,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-25 14:11:40,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 81 [2020-09-25 14:11:40,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-09-25 14:11:40,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-09-25 14:11:40,731 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 14:11:40,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 14:11:40,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:11:40,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:41,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:11:41,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 14:11:41,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:11:41,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 275 [2020-09-25 14:11:41,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:11:41,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:11:41,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:11:41,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:11:41,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-09-25 14:11:41,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:11:41,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 14:11:41,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:11:41,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:41,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:11:41,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 14:11:41,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:11:41,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 14:11:41,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:11:41,157 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:11:41,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:11:41,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:11:41,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 14:11:41,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:11:41,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 14:11:41,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:11:41,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:41,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:11:41,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 14:11:41,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:11:41,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 14:11:41,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:11:41,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:11:41,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:11:41,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:11:41,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 14:11:41,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:11:41,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 14:11:41,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:11:41,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:41,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:11:41,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 14:11:41,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:11:41,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 14:11:41,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:11:41,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:11:41,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:11:41,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:11:41,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 14:11:41,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:11:41,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 14:11:41,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:11:41,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:41,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:11:41,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 14:11:41,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:11:41,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 14:11:41,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:11:41,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:11:41,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:11:41,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:11:41,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 14:11:41,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:11:41,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-25 14:11:41,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:11:41,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:41,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:11:41,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 14:11:41,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:11:41,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 14:11:41,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:11:41,198 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:11:41,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:11:41,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 14:11:41,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:11:41,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:11:41,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-25 14:11:41,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:11:41,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:41,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:11:41,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 14:11:41,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:11:41,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 14:11:41,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:11:41,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:11:41,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:11:41,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 14:11:41,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:11:41,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:11:41,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 14:11:41,237 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1514910493] [2020-09-25 14:11:41,239 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 14:11:41,240 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-25 14:11:41,241 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462589402] [2020-09-25 14:11:41,247 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-25 14:11:41,248 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 14:11:41,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-25 14:11:41,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-25 14:11:41,276 INFO L87 Difference]: Start difference. First operand 280 states. Second operand 4 states. [2020-09-25 14:11:41,890 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 14:11:43,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 14:11:43,511 INFO L93 Difference]: Finished difference Result 544 states and 673 transitions. [2020-09-25 14:11:43,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-25 14:11:43,513 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 142 [2020-09-25 14:11:43,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 14:11:43,549 INFO L225 Difference]: With dead ends: 544 [2020-09-25 14:11:43,549 INFO L226 Difference]: Without dead ends: 385 [2020-09-25 14:11:43,557 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-09-25 14:11:43,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2020-09-25 14:11:43,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 322. [2020-09-25 14:11:43,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 322 states. [2020-09-25 14:11:43,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 361 transitions. [2020-09-25 14:11:43,713 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 361 transitions. Word has length 142 [2020-09-25 14:11:43,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 14:11:43,714 INFO L479 AbstractCegarLoop]: Abstraction has 322 states and 361 transitions. [2020-09-25 14:11:43,714 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-25 14:11:43,714 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 361 transitions. [2020-09-25 14:11:43,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-09-25 14:11:43,719 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 14:11:43,719 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 14:11:43,719 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 14:11:43,719 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 14:11:43,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 14:11:43,720 INFO L82 PathProgramCache]: Analyzing trace with hash 1691540256, now seen corresponding path program 1 times [2020-09-25 14:11:43,720 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 14:11:43,721 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [353618744] [2020-09-25 14:11:43,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 14:11:43,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:11:43,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:44,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:44,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:45,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:46,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:48,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:11:48,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 186 [2020-09-25 14:11:48,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-09-25 14:11:48,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5041 [2020-09-25 14:11:48,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:11:48,829 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:11:48,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-09-25 14:11:48,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-09-25 14:11:48,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 91 [2020-09-25 14:11:48,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:11:49,138 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 14:11:49,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 14:11:49,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:11:49,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:49,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:11:49,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 14:11:49,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:11:49,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 227 [2020-09-25 14:11:49,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:11:49,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:11:49,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:11:49,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:11:49,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-09-25 14:11:49,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:11:49,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 14:11:49,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:11:49,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:49,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:11:49,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 14:11:49,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:11:49,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 14:11:49,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:11:49,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:11:49,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:11:49,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:11:49,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 14:11:49,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:11:49,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 14:11:49,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:11:49,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:49,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:11:49,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 14:11:49,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:11:49,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 14:11:49,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:11:49,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:11:49,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:11:49,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:11:49,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 14:11:49,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:11:49,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 14:11:49,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:11:49,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:49,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:11:49,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 14:11:49,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:11:49,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 14:11:49,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:11:49,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:11:49,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:11:49,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:11:49,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 14:11:49,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:11:49,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 14:11:49,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:11:49,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:49,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:11:49,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 14:11:49,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:11:49,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 14:11:49,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:11:49,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:11:49,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:11:49,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:11:49,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 14:11:49,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:11:49,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-09-25 14:11:49,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:11:49,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:49,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:11:49,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-25 14:11:49,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:11:49,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 14:11:49,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:11:49,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:11:49,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:11:49,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:11:49,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-25 14:11:49,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:11:49,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 14:11:49,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:11:49,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:49,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:11:49,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 14:11:49,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:11:49,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 14:11:49,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:11:49,510 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:11:49,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:11:49,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:11:49,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:11:49,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 14:11:49,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-09-25 14:11:49,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:11:49,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:49,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:11:49,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 14:11:49,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:11:49,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-25 14:11:49,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:11:49,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:11:49,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 14:11:49,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:11:49,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 14:11:49,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:11:49,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-25 14:11:49,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:11:49,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:49,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:11:49,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 14:11:49,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:11:49,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 14:11:49,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:11:49,570 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:11:49,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 14:11:49,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 14:11:49,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 14:11:49,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:11:49,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 14:11:49,621 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [353618744] [2020-09-25 14:11:49,621 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 14:11:49,622 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-25 14:11:49,622 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152511378] [2020-09-25 14:11:49,624 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-25 14:11:49,625 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 14:11:49,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-25 14:11:49,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-09-25 14:11:49,626 INFO L87 Difference]: Start difference. First operand 322 states and 361 transitions. Second operand 9 states. [2020-09-25 14:11:50,136 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 14:11:51,256 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 14:11:51,599 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 14:11:52,394 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 14:11:52,726 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 14:11:53,054 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 14:11:53,381 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-25 14:11:53,677 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 14:11:54,115 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 14:11:55,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 14:11:55,233 INFO L93 Difference]: Finished difference Result 948 states and 1221 transitions. [2020-09-25 14:11:55,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-25 14:11:55,236 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 151 [2020-09-25 14:11:55,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 14:11:55,243 INFO L225 Difference]: With dead ends: 948 [2020-09-25 14:11:55,244 INFO L226 Difference]: Without dead ends: 689 [2020-09-25 14:11:55,248 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=93, Invalid=249, Unknown=0, NotChecked=0, Total=342 [2020-09-25 14:11:55,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 689 states. [2020-09-25 14:11:55,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 689 to 487. [2020-09-25 14:11:55,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 487 states. [2020-09-25 14:11:55,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 487 states and 556 transitions. [2020-09-25 14:11:55,358 INFO L78 Accepts]: Start accepts. Automaton has 487 states and 556 transitions. Word has length 151 [2020-09-25 14:11:55,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 14:11:55,359 INFO L479 AbstractCegarLoop]: Abstraction has 487 states and 556 transitions. [2020-09-25 14:11:55,359 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-25 14:11:55,359 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 556 transitions. [2020-09-25 14:11:55,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-09-25 14:11:55,362 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 14:11:55,363 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 14:11:55,363 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-25 14:11:55,363 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 14:11:55,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 14:11:55,364 INFO L82 PathProgramCache]: Analyzing trace with hash -1732617252, now seen corresponding path program 1 times [2020-09-25 14:11:55,364 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 14:11:55,364 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [389752319] [2020-09-25 14:11:55,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 14:11:55,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:11:55,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:55,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:56,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:58,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:11:58,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-09-25 14:11:58,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 14:11:58,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3187 [2020-09-25 14:11:58,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:11:58,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:11:58,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-09-25 14:11:58,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 80 [2020-09-25 14:11:58,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 116 [2020-09-25 14:11:58,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 14:11:59,030 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 14:11:59,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 14:11:59,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:11:59,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:59,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:11:59,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-09-25 14:11:59,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:11:59,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 284 [2020-09-25 14:11:59,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:11:59,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:11:59,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:11:59,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:11:59,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-09-25 14:11:59,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:11:59,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-09-25 14:11:59,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:11:59,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:59,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:11:59,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 14:11:59,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:11:59,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 14:11:59,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:11:59,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:11:59,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:11:59,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:11:59,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 14:11:59,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:11:59,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-09-25 14:11:59,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:11:59,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:59,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:11:59,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 14:11:59,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:11:59,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 14:11:59,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:11:59,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:11:59,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:11:59,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:11:59,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 14:11:59,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:11:59,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-09-25 14:11:59,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:11:59,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:59,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:11:59,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 14:11:59,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:11:59,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 14:11:59,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:11:59,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:11:59,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:11:59,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:11:59,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 14:11:59,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:11:59,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 14:11:59,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:11:59,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:59,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:11:59,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 14:11:59,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:11:59,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-09-25 14:11:59,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:11:59,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:11:59,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:11:59,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:11:59,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 14:11:59,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:11:59,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-09-25 14:11:59,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:11:59,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:59,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:11:59,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 14:11:59,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:11:59,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-09-25 14:11:59,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:11:59,539 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:11:59,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:11:59,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:11:59,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-25 14:11:59,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:11:59,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-09-25 14:11:59,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:11:59,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:59,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:59,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:11:59,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-25 14:11:59,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 14:11:59,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-09-25 14:11:59,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:11:59,580 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:11:59,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-25 14:11:59,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-25 14:11:59,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-09-25 14:11:59,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:11:59,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 14:11:59,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:11:59,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:59,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:11:59,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 14:11:59,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:11:59,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-25 14:11:59,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:11:59,610 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:11:59,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:11:59,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:11:59,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 14:11:59,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-25 14:11:59,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-09-25 14:11:59,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:11:59,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:59,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:11:59,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 14:11:59,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:11:59,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 14:11:59,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:11:59,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:11:59,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 14:11:59,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:11:59,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 14:11:59,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 14:11:59,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-09-25 14:11:59,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 14:11:59,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 14:11:59,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 14:11:59,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 14:11:59,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 14:11:59,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-09-25 14:11:59,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 14:11:59,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.5 [2020-09-25 14:11:59,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 14:11:59,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 14:11:59,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 14:11:59,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-09-25 14:11:59,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 14:11:59,799 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [389752319] [2020-09-25 14:11:59,799 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 14:11:59,799 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-25 14:11:59,800 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874785654] [2020-09-25 14:11:59,802 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-25 14:11:59,802 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 14:11:59,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-25 14:11:59,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-09-25 14:11:59,805 INFO L87 Difference]: Start difference. First operand 487 states and 556 transitions. Second operand 10 states. [2020-09-25 14:12:00,568 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 14:12:01,776 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 14:12:02,118 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-09-25 14:12:02,483 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 14:12:02,802 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-09-25 14:12:03,087 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-09-25 14:12:03,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 14:12:03,326 INFO L93 Difference]: Finished difference Result 843 states and 1011 transitions. [2020-09-25 14:12:03,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-09-25 14:12:03,327 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 165 [2020-09-25 14:12:03,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 14:12:03,329 INFO L225 Difference]: With dead ends: 843 [2020-09-25 14:12:03,329 INFO L226 Difference]: Without dead ends: 0 [2020-09-25 14:12:03,332 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2020-09-25 14:12:03,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-25 14:12:03,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-25 14:12:03,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-25 14:12:03,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-25 14:12:03,334 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 165 [2020-09-25 14:12:03,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 14:12:03,334 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-25 14:12:03,334 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-25 14:12:03,334 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-25 14:12:03,334 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-25 14:12:03,334 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-25 14:12:03,336 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-25 14:12:03,589 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 14:12:03,760 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 14:12:03,933 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 14:12:04,100 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 14:12:04,231 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 7 [2020-09-25 14:12:04,515 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 189 [2020-09-25 14:12:04,624 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 7 [2020-09-25 14:12:04,779 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 14:12:05,154 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 14:12:05,317 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 14:12:05,432 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 7 [2020-09-25 14:12:05,543 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 7 [2020-09-25 14:12:05,718 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 14:12:05,861 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 14:12:06,013 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 14:12:06,158 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 14:12:06,306 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 14:12:06,455 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 14:12:06,617 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 14:12:06,767 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 14:12:07,006 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-09-25 14:12:07,163 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 14:12:07,317 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 14:12:07,477 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 14:12:07,620 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 14:12:07,764 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 14:12:07,917 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 14:12:08,065 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 14:12:08,218 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 14:12:08,362 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 14:12:08,520 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 14:12:08,676 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 14:12:08,825 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 14:12:08,979 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 14:12:09,123 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 14:12:09,274 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 14:12:09,432 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 14:12:09,581 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 14:12:09,730 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 14:12:09,879 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 14:12:10,035 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 14:12:10,357 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2020-09-25 14:12:10,697 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-25 14:12:10,969 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 189 [2020-09-25 14:12:11,084 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 10 [2020-09-25 14:12:11,403 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2020-09-25 14:12:11,748 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-25 14:12:11,985 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 187 [2020-09-25 14:12:12,221 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 187 [2020-09-25 14:12:12,479 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 189 [2020-09-25 14:12:12,911 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-09-25 14:12:13,236 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 187 [2020-09-25 14:12:13,586 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 189 [2020-09-25 14:12:13,750 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 14:12:13,907 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 14:12:14,060 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 14:12:14,209 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 14:12:14,363 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 14:12:14,510 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 14:12:14,670 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 14:12:14,822 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 14:12:14,979 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 14:12:15,137 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 14:12:15,289 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 14:12:15,447 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 14:12:15,599 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 14:12:15,746 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 14:12:15,894 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 14:12:16,041 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 14:12:16,185 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 14:12:16,328 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 14:12:16,476 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 14:12:16,632 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 14:12:16,784 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 14:12:16,943 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 14:12:17,095 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 14:12:17,350 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 189 [2020-09-25 14:12:17,588 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 14:12:17,933 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 14:12:18,086 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 14:12:18,248 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 14:12:18,405 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 14:12:18,559 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 14:12:18,711 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 14:12:18,864 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 14:12:19,016 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 14:12:19,170 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 14:12:19,276 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 7 [2020-09-25 14:12:19,438 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 14:12:19,598 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 14:12:19,746 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 14:12:19,899 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 14:12:20,059 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 14:12:20,160 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 7 [2020-09-25 14:12:20,318 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 14:12:20,481 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 14:12:20,636 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 14:12:20,783 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 14:12:20,936 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 14:12:21,093 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 14:12:21,252 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 14:12:21,406 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 14:12:21,553 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 14:12:21,706 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 14:12:21,864 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 14:12:22,197 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2020-09-25 14:12:22,455 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-25 14:12:22,718 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 189 [2020-09-25 14:12:23,141 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2020-09-25 14:12:23,410 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-25 14:12:23,557 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 14:12:23,705 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 14:12:23,964 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 189 [2020-09-25 14:12:24,321 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 191 [2020-09-25 14:12:24,559 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 14:12:24,912 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 189 [2020-09-25 14:12:25,070 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 14:12:25,233 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 14:12:25,392 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-09-25 14:12:25,540 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 14:12:25,693 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 14:12:25,850 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-09-25 14:12:25,999 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 14:12:26,146 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-09-25 14:12:26,294 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 14:12:26,437 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 14:12:26,580 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-09-25 14:12:26,729 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-09-25 14:12:26,890 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 190