/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/systemc/transmitter.07.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 14:44:24,378 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 14:44:24,381 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 14:44:24,421 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 14:44:24,421 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 14:44:24,423 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 14:44:24,425 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 14:44:24,427 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 14:44:24,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 14:44:24,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 14:44:24,431 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 14:44:24,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 14:44:24,433 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 14:44:24,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 14:44:24,436 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 14:44:24,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 14:44:24,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 14:44:24,440 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 14:44:24,442 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 14:44:24,444 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 14:44:24,446 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 14:44:24,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 14:44:24,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 14:44:24,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 14:44:24,464 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 14:44:24,465 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 14:44:24,482 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 14:44:24,486 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 14:44:24,487 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 14:44:24,488 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 14:44:24,488 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 14:44:24,489 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 14:44:24,492 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 14:44:24,500 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 14:44:24,501 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 14:44:24,502 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 14:44:24,505 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 14:44:24,505 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 14:44:24,505 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 14:44:24,511 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 14:44:24,512 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 14:44:24,516 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-29 14:44:24,570 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 14:44:24,571 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 14:44:24,574 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 14:44:24,575 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 14:44:24,575 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 14:44:24,575 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 14:44:24,575 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 14:44:24,576 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 14:44:24,576 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 14:44:24,576 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 14:44:24,576 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 14:44:24,576 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 14:44:24,577 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 14:44:24,577 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 14:44:24,578 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 14:44:24,578 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 14:44:24,578 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 14:44:24,578 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 14:44:24,579 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 14:44:24,579 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 14:44:24,579 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 14:44:24,579 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 14:44:24,580 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 14:44:24,580 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 14:44:24,580 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 14:44:24,580 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 14:44:24,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 14:44:24,581 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 14:44:24,582 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 14:44:24,582 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 14:44:24,973 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 14:44:25,000 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 14:44:25,003 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 14:44:25,004 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 14:44:25,005 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 14:44:25,006 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.07.cil.c [2020-10-29 14:44:25,081 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0a078809a/487d627cc2c84566a48597dc7ea6d411/FLAGb372c8dbd [2020-10-29 14:44:25,728 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 14:44:25,729 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/transmitter.07.cil.c [2020-10-29 14:44:25,743 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0a078809a/487d627cc2c84566a48597dc7ea6d411/FLAGb372c8dbd [2020-10-29 14:44:25,972 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0a078809a/487d627cc2c84566a48597dc7ea6d411 [2020-10-29 14:44:25,975 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 14:44:25,982 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 14:44:25,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 14:44:25,984 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 14:44:25,988 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 14:44:25,989 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:44:25" (1/1) ... [2020-10-29 14:44:25,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79ac0f5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:44:25, skipping insertion in model container [2020-10-29 14:44:25,993 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:44:25" (1/1) ... [2020-10-29 14:44:26,001 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 14:44:26,042 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 14:44:26,374 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 14:44:26,398 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 14:44:26,511 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 14:44:26,572 INFO L208 MainTranslator]: Completed translation [2020-10-29 14:44:26,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:44:26 WrapperNode [2020-10-29 14:44:26,573 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 14:44:26,574 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 14:44:26,574 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 14:44:26,574 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 14:44:26,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:44:26" (1/1) ... [2020-10-29 14:44:26,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:44:26" (1/1) ... [2020-10-29 14:44:26,609 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:44:26" (1/1) ... [2020-10-29 14:44:26,610 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:44:26" (1/1) ... [2020-10-29 14:44:26,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:44:26" (1/1) ... [2020-10-29 14:44:26,648 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:44:26" (1/1) ... [2020-10-29 14:44:26,652 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:44:26" (1/1) ... [2020-10-29 14:44:26,658 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 14:44:26,659 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 14:44:26,660 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 14:44:26,660 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 14:44:26,661 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:44:26" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 14:44:26,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 14:44:26,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 14:44:26,750 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 14:44:26,750 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-10-29 14:44:26,750 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2020-10-29 14:44:26,750 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2020-10-29 14:44:26,750 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2020-10-29 14:44:26,750 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2020-10-29 14:44:26,751 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit4 [2020-10-29 14:44:26,751 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit5 [2020-10-29 14:44:26,751 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit6 [2020-10-29 14:44:26,751 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit7 [2020-10-29 14:44:26,751 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2020-10-29 14:44:26,751 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2020-10-29 14:44:26,751 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2020-10-29 14:44:26,752 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2020-10-29 14:44:26,752 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit4_triggered [2020-10-29 14:44:26,752 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit5_triggered [2020-10-29 14:44:26,752 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit6_triggered [2020-10-29 14:44:26,752 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit7_triggered [2020-10-29 14:44:26,752 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-10-29 14:44:26,752 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-10-29 14:44:26,753 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-10-29 14:44:26,753 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-10-29 14:44:26,753 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-10-29 14:44:26,753 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-10-29 14:44:26,753 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-10-29 14:44:26,753 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2020-10-29 14:44:26,754 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-10-29 14:44:26,754 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-10-29 14:44:26,754 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-10-29 14:44:26,754 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-10-29 14:44:26,754 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-10-29 14:44:26,754 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 14:44:26,754 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 14:44:26,755 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 14:44:26,755 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 14:44:26,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 14:44:26,755 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 14:44:26,755 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-10-29 14:44:26,755 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2020-10-29 14:44:26,755 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2020-10-29 14:44:26,756 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2020-10-29 14:44:26,756 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2020-10-29 14:44:26,756 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit4_triggered [2020-10-29 14:44:26,756 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit5_triggered [2020-10-29 14:44:26,756 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit6_triggered [2020-10-29 14:44:26,756 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit7_triggered [2020-10-29 14:44:26,757 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2020-10-29 14:44:26,757 INFO L130 BoogieDeclarations]: Found specification of procedure master [2020-10-29 14:44:26,757 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2020-10-29 14:44:26,757 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2020-10-29 14:44:26,757 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2020-10-29 14:44:26,757 INFO L130 BoogieDeclarations]: Found specification of procedure transmit4 [2020-10-29 14:44:26,757 INFO L130 BoogieDeclarations]: Found specification of procedure transmit5 [2020-10-29 14:44:26,758 INFO L130 BoogieDeclarations]: Found specification of procedure transmit6 [2020-10-29 14:44:26,758 INFO L130 BoogieDeclarations]: Found specification of procedure transmit7 [2020-10-29 14:44:26,758 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-10-29 14:44:26,758 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-10-29 14:44:26,758 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-10-29 14:44:26,758 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-10-29 14:44:26,759 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-10-29 14:44:26,759 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-10-29 14:44:26,759 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-10-29 14:44:26,759 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-10-29 14:44:26,759 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-10-29 14:44:26,759 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-10-29 14:44:26,759 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-10-29 14:44:26,760 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-10-29 14:44:26,760 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 14:44:26,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 14:44:26,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 14:44:26,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 14:44:26,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 14:44:26,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 14:44:26,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 14:44:27,673 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 14:44:27,673 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-10-29 14:44:27,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:44:27 BoogieIcfgContainer [2020-10-29 14:44:27,676 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 14:44:27,678 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 14:44:27,678 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 14:44:27,682 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 14:44:27,682 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 02:44:25" (1/3) ... [2020-10-29 14:44:27,683 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@712fbdcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 02:44:27, skipping insertion in model container [2020-10-29 14:44:27,683 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:44:26" (2/3) ... [2020-10-29 14:44:27,683 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@712fbdcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 02:44:27, skipping insertion in model container [2020-10-29 14:44:27,684 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:44:27" (3/3) ... [2020-10-29 14:44:27,685 INFO L111 eAbstractionObserver]: Analyzing ICFG transmitter.07.cil.c [2020-10-29 14:44:27,697 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 14:44:27,703 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 14:44:27,717 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 14:44:27,750 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 14:44:27,750 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 14:44:27,750 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 14:44:27,750 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 14:44:27,750 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 14:44:27,751 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 14:44:27,751 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 14:44:27,751 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 14:44:27,777 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states. [2020-10-29 14:44:27,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2020-10-29 14:44:27,795 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:44:27,796 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, 1] [2020-10-29 14:44:27,796 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:44:27,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:44:27,810 INFO L82 PathProgramCache]: Analyzing trace with hash -1329917545, now seen corresponding path program 1 times [2020-10-29 14:44:27,821 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:44:27,821 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [644711977] [2020-10-29 14:44:27,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:44:28,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:28,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:28,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:28,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:28,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:29,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:29,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:29,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:29,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:29,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:29,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:31,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:31,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:31,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:32,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:33,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:33,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:33,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:33,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:33,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 212 [2020-10-29 14:44:33,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 17 [2020-10-29 14:44:33,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5118 [2020-10-29 14:44:33,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:33,273 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:33,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:44:33,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-29 14:44:33,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 115 [2020-10-29 14:44:33,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-10-29 14:44:33,595 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-29 14:44:33,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:44:33,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:33,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:33,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:33,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:44:33,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:33,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 14:44:33,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:33,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:33,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:44:33,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:33,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:44:33,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:33,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:44:33,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:33,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:33,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:33,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:44:33,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:33,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 14:44:33,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:33,692 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:33,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:44:33,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:33,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:44:33,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:33,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:44:33,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:33,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:33,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:33,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:44:33,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:33,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:44:33,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:33,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:33,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:44:33,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:33,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:44:33,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:33,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:44:33,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:33,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:33,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:33,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 14:44:33,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:33,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 14:44:33,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:33,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:33,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:44:33,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:33,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:44:33,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:44:33,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 14:44:33,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:33,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:33,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:33,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-29 14:44:33,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:33,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 14:44:33,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:33,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:33,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:44:33,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:33,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 14:44:33,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:33,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 14:44:33,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:33,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:33,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:34,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:34,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:34,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-29 14:44:34,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 14:44:34,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 287 [2020-10-29 14:44:34,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:34,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:34,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:44:34,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:34,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 93 [2020-10-29 14:44:34,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:34,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:44:34,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:34,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:34,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:34,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:44:34,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:34,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:44:34,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:34,171 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:34,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:44:34,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:34,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:44:34,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:34,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:44:34,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:34,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:34,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:34,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:44:34,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:34,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:44:34,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:34,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:34,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:44:34,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:34,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:44:34,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:34,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:44:34,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:34,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:34,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:34,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:44:34,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:34,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:44:34,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:34,195 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:34,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:44:34,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:34,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:44:34,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:34,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:44:34,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:34,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:34,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:34,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:44:34,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:34,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:44:34,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:34,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:34,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:44:34,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:34,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:44:34,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 14:44:34,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:44:34,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:34,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:34,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:34,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:44:34,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:34,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:44:34,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:34,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:34,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:44:34,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:34,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:44:34,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:34,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:44:34,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:34,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:34,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:34,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:44:34,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:34,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:44:34,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:34,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:34,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:44:34,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:34,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:44:34,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 23 [2020-10-29 14:44:34,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 14:44:34,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:34,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:34,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:34,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:44:34,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:34,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 14:44:34,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:34,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:34,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:44:34,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:34,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:44:34,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:44:34,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 14:44:34,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:34,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:34,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:34,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:44:34,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:34,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:44:34,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:34,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:34,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:44:34,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:34,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:44:34,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:44:34,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-29 14:44:34,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:34,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:34,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:34,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-29 14:44:34,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:34,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-29 14:44:34,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:34,332 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:34,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:44:34,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 14:44:34,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 14:44:34,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:44:34,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-29 14:44:34,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:34,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:34,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:34,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:44:34,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:34,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:44:34,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:34,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:34,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:44:34,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:44:34,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:44:34,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:34,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 14:44:34,443 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [644711977] [2020-10-29 14:44:34,446 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:44:34,446 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 14:44:34,447 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409236591] [2020-10-29 14:44:34,454 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 14:44:34,454 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:44:34,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 14:44:34,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-29 14:44:34,473 INFO L87 Difference]: Start difference. First operand 323 states. Second operand 9 states. [2020-10-29 14:44:35,645 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-29 14:44:37,006 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-29 14:44:48,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 14:44:48,880 INFO L93 Difference]: Finished difference Result 1789 states and 3197 transitions. [2020-10-29 14:44:48,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-29 14:44:48,883 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 166 [2020-10-29 14:44:48,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 14:44:48,925 INFO L225 Difference]: With dead ends: 1789 [2020-10-29 14:44:48,925 INFO L226 Difference]: Without dead ends: 1470 [2020-10-29 14:44:48,940 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 37 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 201 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=202, Invalid=668, Unknown=0, NotChecked=0, Total=870 [2020-10-29 14:44:48,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1470 states. [2020-10-29 14:44:49,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1470 to 1019. [2020-10-29 14:44:49,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1019 states. [2020-10-29 14:44:49,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 1019 states and 1573 transitions. [2020-10-29 14:44:49,326 INFO L78 Accepts]: Start accepts. Automaton has 1019 states and 1573 transitions. Word has length 166 [2020-10-29 14:44:49,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 14:44:49,329 INFO L481 AbstractCegarLoop]: Abstraction has 1019 states and 1573 transitions. [2020-10-29 14:44:49,329 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 14:44:49,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1573 transitions. [2020-10-29 14:44:49,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2020-10-29 14:44:49,346 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:44:49,346 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, 1] [2020-10-29 14:44:49,347 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 14:44:49,347 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:44:49,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:44:49,348 INFO L82 PathProgramCache]: Analyzing trace with hash -1257530987, now seen corresponding path program 1 times [2020-10-29 14:44:49,348 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:44:49,348 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1679525655] [2020-10-29 14:44:49,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:44:49,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:49,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:49,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:49,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:49,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:49,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:49,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:49,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:49,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:49,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:50,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:51,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:52,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:52,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:52,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:52,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:52,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:52,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:52,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:53,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:53,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:53,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:53,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:53,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:54,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:54,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 212 [2020-10-29 14:44:54,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 23 [2020-10-29 14:44:54,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-29 14:44:54,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:54,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:54,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:44:54,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-29 14:44:54,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 115 [2020-10-29 14:44:54,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:54,837 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-29 14:44:54,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:44:54,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:54,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:54,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:54,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:44:54,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:54,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 14:44:54,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:54,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:54,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:44:54,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:54,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:44:54,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:54,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:44:54,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:54,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:54,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:54,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:44:54,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:54,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:44:54,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:54,906 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:54,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:44:54,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:54,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:44:54,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 14:44:54,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:44:54,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:54,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:54,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:54,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:44:54,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:54,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:44:54,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:54,912 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:54,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:44:54,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:54,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:44:54,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:54,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:44:54,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:54,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:54,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:54,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 14:44:54,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:54,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 14:44:54,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:54,953 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:54,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:44:54,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:54,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:44:54,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 8 [2020-10-29 14:44:55,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 14:44:55,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:55,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:55,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:55,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-29 14:44:55,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:55,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 14:44:55,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:55,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:55,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:44:55,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:55,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 14:44:55,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:55,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 14:44:55,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:55,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:55,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:55,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:55,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-29 14:44:55,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 14:44:55,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 165 [2020-10-29 14:44:55,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:55,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:55,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:44:55,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:55,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 93 [2020-10-29 14:44:55,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:55,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:44:55,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:55,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:55,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:55,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:44:55,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:55,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:44:55,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:55,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:55,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:44:55,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:55,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:44:55,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:55,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:44:55,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:55,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:55,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:55,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:44:55,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:55,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:44:55,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:55,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:55,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:44:55,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:55,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:44:55,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:55,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:44:55,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:55,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:55,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:55,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:44:55,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:55,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:44:55,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:55,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:55,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:44:55,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:55,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:44:55,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:55,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:44:55,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:55,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:55,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:55,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:44:55,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:55,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:44:55,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:55,259 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:55,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:44:55,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:55,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:44:55,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:55,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:44:55,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:55,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:55,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:55,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:44:55,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:55,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:44:55,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:55,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:55,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:44:55,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:55,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:44:55,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:55,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:44:55,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:55,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:55,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:55,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:44:55,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:55,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:44:55,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:55,273 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:55,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:44:55,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:55,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:44:55,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:55,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 14:44:55,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:55,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:55,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:55,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:44:55,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:55,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:44:55,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:55,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:55,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:44:55,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:55,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:44:55,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:55,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 14:44:55,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:55,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:55,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:55,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:44:55,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:55,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:44:55,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:55,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:55,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:44:55,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:44:55,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:44:55,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:55,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-29 14:44:55,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:55,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:55,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:55,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-29 14:44:55,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:55,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-29 14:44:55,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:55,327 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:55,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:44:55,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 14:44:55,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 14:44:55,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:55,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-29 14:44:55,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:44:55,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:44:55,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:44:55,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:44:55,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:44:55,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 14:44:55,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:44:55,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:44:55,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:44:55,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:44:55,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:44:55,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:44:55,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 14:44:55,493 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1679525655] [2020-10-29 14:44:55,494 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:44:55,494 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 14:44:55,494 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186369622] [2020-10-29 14:44:55,498 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 14:44:55,498 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:44:55,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 14:44:55,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-10-29 14:44:55,499 INFO L87 Difference]: Start difference. First operand 1019 states and 1573 transitions. Second operand 9 states. [2020-10-29 14:44:56,666 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-29 14:44:58,836 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2020-10-29 14:45:07,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 14:45:07,086 INFO L93 Difference]: Finished difference Result 3874 states and 6133 transitions. [2020-10-29 14:45:07,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-29 14:45:07,086 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 166 [2020-10-29 14:45:07,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 14:45:07,115 INFO L225 Difference]: With dead ends: 3874 [2020-10-29 14:45:07,115 INFO L226 Difference]: Without dead ends: 2885 [2020-10-29 14:45:07,123 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=178, Invalid=472, Unknown=0, NotChecked=0, Total=650 [2020-10-29 14:45:07,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2885 states. [2020-10-29 14:45:07,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2885 to 2173. [2020-10-29 14:45:07,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2173 states. [2020-10-29 14:45:07,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2173 states to 2173 states and 3274 transitions. [2020-10-29 14:45:07,494 INFO L78 Accepts]: Start accepts. Automaton has 2173 states and 3274 transitions. Word has length 166 [2020-10-29 14:45:07,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 14:45:07,497 INFO L481 AbstractCegarLoop]: Abstraction has 2173 states and 3274 transitions. [2020-10-29 14:45:07,497 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 14:45:07,498 INFO L276 IsEmpty]: Start isEmpty. Operand 2173 states and 3274 transitions. [2020-10-29 14:45:07,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2020-10-29 14:45:07,503 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:45:07,503 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, 1] [2020-10-29 14:45:07,503 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 14:45:07,504 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:45:07,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:45:07,504 INFO L82 PathProgramCache]: Analyzing trace with hash -1681177709, now seen corresponding path program 1 times [2020-10-29 14:45:07,504 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:45:07,505 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1626307025] [2020-10-29 14:45:07,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:45:07,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:07,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:07,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:07,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:07,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:07,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:07,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:07,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:08,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:08,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:08,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:10,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:10,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:10,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:10,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:10,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:10,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:10,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:10,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:10,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:10,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:10,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:10,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:12,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:12,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 212 [2020-10-29 14:45:12,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-29 14:45:12,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-29 14:45:12,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:12,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:12,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 14:45:12,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 14:45:12,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 141 [2020-10-29 14:45:12,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:45:12,798 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-29 14:45:12,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:45:12,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:12,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:12,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:12,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:45:12,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:12,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-29 14:45:12,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:12,837 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:12,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:45:12,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:12,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 14:45:12,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:12,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:45:12,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:12,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:12,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:12,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:45:12,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:12,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 14:45:12,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:12,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:12,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:45:12,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:12,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 14:45:12,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:12,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:45:12,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:12,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:12,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:12,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:45:12,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:12,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:45:12,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:12,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:12,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:45:12,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:12,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 14:45:12,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:12,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:45:12,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:12,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:12,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:12,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 14:45:12,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:12,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 14:45:12,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:12,933 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:12,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:45:12,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:12,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 14:45:12,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:12,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 14:45:12,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:12,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:12,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:12,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-29 14:45:12,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:12,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 14:45:12,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:13,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:13,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:45:13,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:13,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-29 14:45:13,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:13,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 14:45:13,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:13,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:13,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:13,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:13,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-29 14:45:13,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 14:45:13,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 218 [2020-10-29 14:45:13,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:13,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:13,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:45:13,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-29 14:45:13,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 14:45:13,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:13,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:45:13,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:13,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:13,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:13,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:45:13,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:13,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:45:13,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:13,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:13,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:45:13,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:13,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:45:13,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:45:13,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:45:13,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:13,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:13,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:13,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:45:13,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:13,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:45:13,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:13,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:13,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:45:13,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:13,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:45:13,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:45:13,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:45:13,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:13,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:13,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:13,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:45:13,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:13,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:45:13,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:13,289 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:13,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:45:13,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:13,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:45:13,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:13,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:45:13,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:13,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:13,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:13,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:45:13,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:13,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:45:13,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:13,295 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:13,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:45:13,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:13,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:45:13,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:45:13,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:45:13,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:13,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:13,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:13,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:45:13,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:13,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:45:13,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:13,308 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:13,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:45:13,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:13,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:45:13,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:45:13,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:45:13,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:13,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:13,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:13,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:45:13,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:13,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:45:13,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:13,317 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:13,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:45:13,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:13,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:45:13,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:13,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 14:45:13,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:13,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:13,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:13,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:45:13,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:13,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:45:13,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:13,324 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:13,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:45:13,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:13,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:45:13,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:45:13,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 14:45:13,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:13,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:13,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:13,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:45:13,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:13,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:45:13,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:13,334 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:13,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:45:13,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:13,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 14:45:13,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:45:13,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-29 14:45:13,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:13,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:13,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:13,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-29 14:45:13,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:13,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 14:45:13,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:13,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:13,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:45:13,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-29 14:45:13,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:45:13,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:13,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-29 14:45:13,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:13,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:13,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:13,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:45:13,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:13,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:45:13,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:13,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:13,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:45:13,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:45:13,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:45:13,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:13,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 14:45:13,416 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1626307025] [2020-10-29 14:45:13,416 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:45:13,416 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 14:45:13,417 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835064642] [2020-10-29 14:45:13,418 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 14:45:13,418 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:45:13,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 14:45:13,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-29 14:45:13,419 INFO L87 Difference]: Start difference. First operand 2173 states and 3274 transitions. Second operand 9 states. [2020-10-29 14:45:13,668 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-29 14:45:16,968 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-29 14:45:23,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 14:45:23,895 INFO L93 Difference]: Finished difference Result 7581 states and 11947 transitions. [2020-10-29 14:45:23,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-29 14:45:23,896 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 166 [2020-10-29 14:45:23,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 14:45:23,933 INFO L225 Difference]: With dead ends: 7581 [2020-10-29 14:45:23,933 INFO L226 Difference]: Without dead ends: 5438 [2020-10-29 14:45:23,946 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2020-10-29 14:45:23,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5438 states. [2020-10-29 14:45:24,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5438 to 4315. [2020-10-29 14:45:24,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4315 states. [2020-10-29 14:45:24,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4315 states to 4315 states and 6494 transitions. [2020-10-29 14:45:24,541 INFO L78 Accepts]: Start accepts. Automaton has 4315 states and 6494 transitions. Word has length 166 [2020-10-29 14:45:24,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 14:45:24,542 INFO L481 AbstractCegarLoop]: Abstraction has 4315 states and 6494 transitions. [2020-10-29 14:45:24,542 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 14:45:24,542 INFO L276 IsEmpty]: Start isEmpty. Operand 4315 states and 6494 transitions. [2020-10-29 14:45:24,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2020-10-29 14:45:24,551 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:45:24,552 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 14:45:24,552 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 14:45:24,552 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:45:24,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:45:24,553 INFO L82 PathProgramCache]: Analyzing trace with hash -1319885826, now seen corresponding path program 1 times [2020-10-29 14:45:24,553 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:45:24,553 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [900360512] [2020-10-29 14:45:24,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:45:24,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:24,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:24,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:24,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:24,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:25,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:25,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:25,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:25,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:25,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:25,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:25,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:25,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:25,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:26,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:26,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:26,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:26,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:26,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:26,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:26,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:26,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:26,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:26,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:26,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:28,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:29,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:29,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 240 [2020-10-29 14:45:29,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-29 14:45:29,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5056 [2020-10-29 14:45:29,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:29,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:29,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:45:29,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-29 14:45:29,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 118 [2020-10-29 14:45:29,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:29,875 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-29 14:45:29,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:45:29,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:29,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:29,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:29,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:45:29,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:29,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 14:45:29,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:29,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:29,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:45:29,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:29,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:45:29,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:29,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:45:29,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:29,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:29,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:29,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:45:29,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:29,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:45:29,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:29,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:29,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:45:29,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:29,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:45:29,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:29,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:45:29,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:29,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:29,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:29,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:45:29,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:29,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:45:29,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:29,934 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:29,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:45:29,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:29,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:45:29,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:29,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:45:29,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:29,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:29,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:29,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 14:45:29,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:29,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 14:45:29,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:29,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:29,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:45:29,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:29,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:45:29,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:45:30,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 14:45:30,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:30,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:30,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:30,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-29 14:45:30,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:30,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 14:45:30,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:30,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:30,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:45:30,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:30,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:45:30,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:45:30,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 14:45:30,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:30,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:30,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:30,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:30,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:30,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-29 14:45:30,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 14:45:30,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 357 [2020-10-29 14:45:30,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:30,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:30,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:45:30,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:30,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 14:45:30,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:45:30,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:45:30,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:30,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:30,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:30,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:45:30,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:30,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:45:30,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:30,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:30,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:45:30,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:30,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:45:30,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:45:30,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:45:30,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:30,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:30,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:30,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:45:30,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:30,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 14:45:30,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:30,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:30,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:45:30,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:30,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:45:30,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:45:30,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:45:30,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:30,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:30,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:30,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:45:30,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:30,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:45:30,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:30,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:30,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:45:30,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:30,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:45:30,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:45:30,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:45:30,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:30,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:30,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:30,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:45:30,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:30,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:45:30,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:30,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:30,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:45:30,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:30,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:45:30,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:30,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:45:30,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:30,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:30,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:30,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:45:30,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:30,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:45:30,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:30,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:30,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:45:30,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:30,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:45:30,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:30,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:45:30,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:30,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:30,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:30,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:45:30,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:30,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 14:45:30,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:30,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:30,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:45:30,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:30,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:45:30,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:45:30,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 14:45:30,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:30,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:30,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:30,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:45:30,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:30,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 14:45:30,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:30,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:30,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:45:30,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:30,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:45:30,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:45:30,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 14:45:30,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:30,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:30,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:30,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:45:30,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:30,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:45:30,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:30,537 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:30,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:45:30,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:30,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:45:30,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:45:30,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-29 14:45:30,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:30,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:30,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:30,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-29 14:45:30,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:30,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 14:45:30,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:30,570 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:30,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:45:30,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:30,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-29 14:45:30,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:30,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-29 14:45:30,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:30,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:30,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:30,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:30,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:45:30,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 14:45:30,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 14:45:30,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:30,582 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:30,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:45:30,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:30,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 14:45:30,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:30,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-29 14:45:30,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:30,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:30,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:30,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:45:30,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:30,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:45:30,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:30,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:30,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:45:30,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:45:30,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:45:30,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:30,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-29 14:45:30,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:30,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:30,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:30,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:45:30,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:30,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:45:30,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:30,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:30,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:45:30,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:45:30,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:45:30,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:30,681 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-29 14:45:30,682 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [900360512] [2020-10-29 14:45:30,682 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:45:30,683 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 14:45:30,683 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1625166009] [2020-10-29 14:45:30,683 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 14:45:30,684 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:45:30,684 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 14:45:30,685 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-29 14:45:30,685 INFO L87 Difference]: Start difference. First operand 4315 states and 6494 transitions. Second operand 8 states. [2020-10-29 14:45:30,913 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-29 14:45:43,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 14:45:43,636 INFO L93 Difference]: Finished difference Result 16818 states and 28908 transitions. [2020-10-29 14:45:43,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-29 14:45:43,637 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 190 [2020-10-29 14:45:43,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 14:45:43,741 INFO L225 Difference]: With dead ends: 16818 [2020-10-29 14:45:43,741 INFO L226 Difference]: Without dead ends: 12541 [2020-10-29 14:45:43,767 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=106, Invalid=236, Unknown=0, NotChecked=0, Total=342 [2020-10-29 14:45:43,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12541 states. [2020-10-29 14:45:45,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12541 to 9873. [2020-10-29 14:45:45,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9873 states. [2020-10-29 14:45:45,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9873 states to 9873 states and 16647 transitions. [2020-10-29 14:45:45,495 INFO L78 Accepts]: Start accepts. Automaton has 9873 states and 16647 transitions. Word has length 190 [2020-10-29 14:45:45,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 14:45:45,497 INFO L481 AbstractCegarLoop]: Abstraction has 9873 states and 16647 transitions. [2020-10-29 14:45:45,497 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 14:45:45,497 INFO L276 IsEmpty]: Start isEmpty. Operand 9873 states and 16647 transitions. [2020-10-29 14:45:45,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-10-29 14:45:45,512 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:45:45,513 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 14:45:45,513 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 14:45:45,513 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:45:45,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:45:45,514 INFO L82 PathProgramCache]: Analyzing trace with hash -213181306, now seen corresponding path program 1 times [2020-10-29 14:45:45,514 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:45:45,514 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1130371939] [2020-10-29 14:45:45,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:45:45,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:45,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:45,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:45,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:45,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:45,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:45,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:45,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:45,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:45,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:46,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:47,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:47,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:47,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:47,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:47,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:47,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:47,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:47,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:47,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:47,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:47,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:47,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:50,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:50,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 242 [2020-10-29 14:45:50,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-29 14:45:50,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-29 14:45:50,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:50,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:50,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 14:45:50,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 14:45:50,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 108 [2020-10-29 14:45:50,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:50,782 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-29 14:45:50,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:45:50,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:50,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:50,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:50,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:45:50,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:50,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 14:45:50,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:50,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:50,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:45:50,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:50,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 14:45:50,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:50,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:45:50,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:50,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:50,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:50,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:45:50,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:50,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 14:45:50,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:50,847 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:50,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:45:50,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:50,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 14:45:50,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:50,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:45:50,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:50,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:50,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:50,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:45:50,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:50,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:45:50,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:50,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:50,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:45:50,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:50,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 14:45:50,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:50,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:45:50,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:50,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:50,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:50,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 14:45:50,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:50,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 14:45:50,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:50,891 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:50,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:45:50,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:50,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 14:45:50,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:50,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 14:45:50,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:50,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:50,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:50,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-29 14:45:50,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:50,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 14:45:50,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:50,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:50,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:45:50,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:50,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-29 14:45:50,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:50,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 14:45:50,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:50,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:51,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:51,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:51,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-29 14:45:51,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 14:45:51,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-29 14:45:51,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:51,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:51,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:45:51,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-29 14:45:51,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-29 14:45:51,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:51,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:45:51,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:51,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:51,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:51,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:45:51,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:51,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:45:51,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:51,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:51,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:45:51,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:51,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:45:51,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:51,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:45:51,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:51,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:51,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:51,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:45:51,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:51,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:45:51,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:51,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:51,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:45:51,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:51,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:45:51,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:51,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:45:51,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:51,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:51,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:51,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:45:51,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:51,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:45:51,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:51,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:51,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:45:51,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:51,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:45:51,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:51,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:45:51,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:51,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:51,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:51,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:45:51,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:51,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:45:51,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:51,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:51,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:45:51,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:51,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:45:51,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:51,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:45:51,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:51,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:51,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:51,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:45:51,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:51,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:45:51,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:51,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:51,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:45:51,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:51,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 14:45:51,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:51,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:45:51,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:51,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:51,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:51,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:45:51,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:51,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:45:51,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:51,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:51,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:45:51,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:51,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:45:51,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:51,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 14:45:51,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:51,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:51,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:51,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:45:51,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:51,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 14:45:51,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:51,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:51,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:45:51,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:51,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:45:51,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:51,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 14:45:51,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:51,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:51,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:51,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:45:51,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:51,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:45:51,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:51,149 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:51,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:45:51,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:45:51,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:45:51,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:51,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-29 14:45:51,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:51,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:51,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:51,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-29 14:45:51,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:51,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 14:45:51,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:51,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:51,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:45:51,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-29 14:45:51,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:45:51,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:51,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-29 14:45:51,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:51,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:51,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:51,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:45:51,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:51,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:45:51,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:51,178 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:51,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:45:51,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:45:51,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:45:51,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:51,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-29 14:45:51,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:51,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:51,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:51,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:45:51,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:51,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:45:51,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:51,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:51,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:45:51,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:45:51,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:45:51,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:51,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-10-29 14:45:51,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:45:51,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:45:51,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:45:51,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:45:51,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:45:51,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:45:51,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:45:51,203 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:45:51,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:45:51,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:45:51,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:45:51,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:45:51,312 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-29 14:45:51,313 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1130371939] [2020-10-29 14:45:51,313 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:45:51,313 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 14:45:51,313 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641127152] [2020-10-29 14:45:51,314 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 14:45:51,314 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:45:51,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 14:45:51,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-29 14:45:51,315 INFO L87 Difference]: Start difference. First operand 9873 states and 16647 transitions. Second operand 9 states. [2020-10-29 14:45:51,532 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-29 14:45:54,844 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-29 14:46:05,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 14:46:05,181 INFO L93 Difference]: Finished difference Result 32055 states and 57913 transitions. [2020-10-29 14:46:05,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-29 14:46:05,182 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 192 [2020-10-29 14:46:05,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 14:46:05,366 INFO L225 Difference]: With dead ends: 32055 [2020-10-29 14:46:05,367 INFO L226 Difference]: Without dead ends: 22227 [2020-10-29 14:46:05,456 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=118, Invalid=344, Unknown=0, NotChecked=0, Total=462 [2020-10-29 14:46:05,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22227 states. [2020-10-29 14:46:08,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22227 to 17091. [2020-10-29 14:46:08,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17091 states. [2020-10-29 14:46:08,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17091 states to 17091 states and 28369 transitions. [2020-10-29 14:46:08,091 INFO L78 Accepts]: Start accepts. Automaton has 17091 states and 28369 transitions. Word has length 192 [2020-10-29 14:46:08,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 14:46:08,092 INFO L481 AbstractCegarLoop]: Abstraction has 17091 states and 28369 transitions. [2020-10-29 14:46:08,092 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 14:46:08,092 INFO L276 IsEmpty]: Start isEmpty. Operand 17091 states and 28369 transitions. [2020-10-29 14:46:08,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-10-29 14:46:08,114 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:46:08,114 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 14:46:08,115 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 14:46:08,115 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:46:08,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:46:08,115 INFO L82 PathProgramCache]: Analyzing trace with hash 70751849, now seen corresponding path program 1 times [2020-10-29 14:46:08,116 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:46:08,116 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1043063643] [2020-10-29 14:46:08,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:46:08,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:08,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:08,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:08,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:08,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:08,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:08,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:08,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:08,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:08,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:08,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:09,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:13,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:13,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 242 [2020-10-29 14:46:13,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-29 14:46:13,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-29 14:46:13,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:13,143 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:13,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 14:46:13,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 14:46:13,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 97 [2020-10-29 14:46:13,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:13,363 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-29 14:46:13,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:46:13,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:13,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:13,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:13,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:46:13,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:13,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 14:46:13,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:13,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:13,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:46:13,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:13,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 14:46:13,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:13,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:46:13,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:13,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:13,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:13,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:46:13,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:13,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 14:46:13,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:13,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:13,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:46:13,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:13,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 14:46:13,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:13,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:46:13,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:13,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:13,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:13,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:46:13,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:13,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:46:13,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:13,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:13,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:46:13,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:13,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 14:46:13,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:13,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:46:13,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:13,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:13,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:13,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 14:46:13,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:13,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 14:46:13,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:13,479 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:13,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:46:13,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:13,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 14:46:13,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:13,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 14:46:13,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:13,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:13,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:13,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-29 14:46:13,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:13,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 14:46:13,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:13,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:13,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:46:13,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:13,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-29 14:46:13,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:13,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 14:46:13,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:13,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:13,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:13,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:13,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:14,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:14,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-29 14:46:14,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 14:46:14,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1220 [2020-10-29 14:46:14,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:14,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:14,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:46:14,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 40 [2020-10-29 14:46:14,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-29 14:46:14,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:14,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:46:14,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:14,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:14,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:14,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:46:14,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:14,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:46:14,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:14,806 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:14,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:14,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:14,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:14,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:14,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:46:14,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:14,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:14,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:14,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:46:14,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:14,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:46:14,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:14,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:14,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:14,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:14,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:14,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:14,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:46:14,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:14,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:14,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:14,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:46:14,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:14,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:46:14,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:14,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:14,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:14,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:14,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:14,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:14,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:46:14,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:14,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:14,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:14,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:46:14,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:14,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 14:46:14,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:14,830 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:14,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:46:14,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:14,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 14:46:14,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:14,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:46:14,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:14,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:14,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:14,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:46:14,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:14,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 14:46:14,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:14,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:14,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:46:14,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:14,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:46:14,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:14,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:46:14,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:14,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:14,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:14,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:46:14,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:14,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:46:14,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:14,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:14,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:46:14,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:14,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:46:14,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:14,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 14:46:14,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:14,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:14,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:14,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:46:14,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:14,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:46:14,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:14,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:14,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:46:14,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:14,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:46:14,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:14,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 14:46:14,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:14,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:14,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:14,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:46:14,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:14,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:46:14,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:14,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:14,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:46:14,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:14,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:46:14,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:14,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-29 14:46:14,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:14,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:14,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:14,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-29 14:46:14,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:14,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 14:46:14,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:14,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:14,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:14,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-29 14:46:14,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:14,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:14,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-29 14:46:14,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:14,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:14,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:14,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:46:14,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:14,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:46:14,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:14,902 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:14,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:14,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:46:14,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:14,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:14,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-29 14:46:14,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:14,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:14,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:14,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:46:14,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:14,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:46:14,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:14,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:14,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:14,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:46:14,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:14,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:14,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-10-29 14:46:14,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:14,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:14,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:14,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:46:14,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:14,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:46:14,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:14,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:14,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:14,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:46:14,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:14,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:14,970 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-29 14:46:14,970 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1043063643] [2020-10-29 14:46:14,971 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:46:14,971 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 14:46:14,971 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742081315] [2020-10-29 14:46:14,971 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 14:46:14,972 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:46:14,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 14:46:14,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-29 14:46:14,972 INFO L87 Difference]: Start difference. First operand 17091 states and 28369 transitions. Second operand 9 states. [2020-10-29 14:46:15,207 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-29 14:46:15,520 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-10-29 14:46:18,240 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-29 14:46:29,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 14:46:29,079 INFO L93 Difference]: Finished difference Result 60581 states and 110829 transitions. [2020-10-29 14:46:29,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-29 14:46:29,080 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 192 [2020-10-29 14:46:29,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 14:46:29,341 INFO L225 Difference]: With dead ends: 60581 [2020-10-29 14:46:29,341 INFO L226 Difference]: Without dead ends: 43535 [2020-10-29 14:46:29,466 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=118, Invalid=344, Unknown=0, NotChecked=0, Total=462 [2020-10-29 14:46:29,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43535 states. [2020-10-29 14:46:33,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43535 to 33621. [2020-10-29 14:46:33,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33621 states. [2020-10-29 14:46:33,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33621 states to 33621 states and 55961 transitions. [2020-10-29 14:46:33,834 INFO L78 Accepts]: Start accepts. Automaton has 33621 states and 55961 transitions. Word has length 192 [2020-10-29 14:46:33,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 14:46:33,835 INFO L481 AbstractCegarLoop]: Abstraction has 33621 states and 55961 transitions. [2020-10-29 14:46:33,835 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 14:46:33,835 INFO L276 IsEmpty]: Start isEmpty. Operand 33621 states and 55961 transitions. [2020-10-29 14:46:33,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-10-29 14:46:33,863 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:46:33,863 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 14:46:33,863 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 14:46:33,863 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:46:33,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:46:33,864 INFO L82 PathProgramCache]: Analyzing trace with hash 1647348072, now seen corresponding path program 1 times [2020-10-29 14:46:33,864 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:46:33,864 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [198787322] [2020-10-29 14:46:33,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:46:33,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:33,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:33,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:33,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:34,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:34,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:34,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:34,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:34,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:35,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:35,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:38,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:38,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 242 [2020-10-29 14:46:38,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-29 14:46:38,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-29 14:46:38,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:38,891 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:38,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 14:46:38,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 14:46:38,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-29 14:46:38,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:39,131 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-29 14:46:39,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:46:39,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:39,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:39,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:39,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:46:39,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:39,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 14:46:39,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:39,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:39,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:46:39,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:39,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 14:46:39,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:39,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:46:39,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:39,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:39,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:39,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:46:39,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:39,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:46:39,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:39,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:39,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:46:39,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:39,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 14:46:39,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:39,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:46:39,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:39,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:39,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:39,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:46:39,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:39,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:46:39,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:39,210 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:39,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:46:39,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:39,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 14:46:39,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:39,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:46:39,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:39,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:39,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:39,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 14:46:39,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:39,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 14:46:39,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:39,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:39,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:46:39,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:39,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 14:46:39,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:39,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 14:46:39,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:39,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:39,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:39,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-29 14:46:39,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:39,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 14:46:39,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:39,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:39,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:46:39,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:39,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-29 14:46:39,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:39,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 14:46:39,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:39,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:39,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:39,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:39,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:40,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:40,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-29 14:46:40,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 14:46:40,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1196 [2020-10-29 14:46:40,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:40,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:40,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:46:40,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 73 [2020-10-29 14:46:40,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 14:46:40,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:40,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:46:40,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:40,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:40,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:40,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:46:40,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:40,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:46:40,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:40,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:40,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:40,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:40,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:40,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:40,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:46:40,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:40,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:40,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:40,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:46:40,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:40,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:46:40,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:40,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:40,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:40,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:40,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:40,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:40,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:46:40,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:40,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:40,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:40,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:46:40,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:40,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:46:40,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:40,549 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:40,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:40,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:40,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:40,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:40,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:46:40,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:40,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:40,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:40,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:46:40,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:40,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:46:40,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:40,554 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:40,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:40,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:40,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:40,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:40,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:46:40,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:40,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:40,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:40,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:46:40,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:40,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:46:40,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:40,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:40,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:40,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:40,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:40,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:40,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:46:40,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:40,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:40,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:40,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:46:40,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:40,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:46:40,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:40,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:40,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:40,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:40,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:40,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:40,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 14:46:40,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:40,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:40,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:40,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:46:40,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:40,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:46:40,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:40,570 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:40,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:46:40,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:40,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 14:46:40,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:40,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 14:46:40,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:40,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:40,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:40,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:46:40,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:40,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:46:40,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:40,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:40,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:46:40,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:46:40,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:46:40,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:40,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-29 14:46:40,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:40,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:40,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:40,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-29 14:46:40,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:40,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 14:46:40,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:40,591 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:40,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:40,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-29 14:46:40,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:40,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:40,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-29 14:46:40,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:40,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:40,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:40,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:46:40,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:40,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:46:40,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:40,599 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:40,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:40,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:46:40,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:40,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:40,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-29 14:46:40,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:40,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:40,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:40,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:46:40,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:40,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:46:40,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:40,622 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:40,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:40,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:46:40,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:40,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:40,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-10-29 14:46:40,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:46:40,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:46:40,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:46:40,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:46:40,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:46:40,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:46:40,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:46:40,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:46:40,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:46:40,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:46:40,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:46:40,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:46:40,655 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-29 14:46:40,656 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [198787322] [2020-10-29 14:46:40,656 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:46:40,656 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 14:46:40,656 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74975375] [2020-10-29 14:46:40,657 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 14:46:40,657 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:46:40,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 14:46:40,657 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-29 14:46:40,657 INFO L87 Difference]: Start difference. First operand 33621 states and 55961 transitions. Second operand 9 states. [2020-10-29 14:46:40,902 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-29 14:46:44,100 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-29 14:46:59,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 14:46:59,122 INFO L93 Difference]: Finished difference Result 118847 states and 219054 transitions. [2020-10-29 14:46:59,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-29 14:46:59,123 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 192 [2020-10-29 14:46:59,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 14:46:59,806 INFO L225 Difference]: With dead ends: 118847 [2020-10-29 14:46:59,807 INFO L226 Difference]: Without dead ends: 85271 [2020-10-29 14:47:00,177 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=118, Invalid=344, Unknown=0, NotChecked=0, Total=462 [2020-10-29 14:47:00,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85271 states. [2020-10-29 14:47:08,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85271 to 66085. [2020-10-29 14:47:08,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66085 states. [2020-10-29 14:47:09,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66085 states to 66085 states and 110894 transitions. [2020-10-29 14:47:09,487 INFO L78 Accepts]: Start accepts. Automaton has 66085 states and 110894 transitions. Word has length 192 [2020-10-29 14:47:09,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 14:47:09,490 INFO L481 AbstractCegarLoop]: Abstraction has 66085 states and 110894 transitions. [2020-10-29 14:47:09,490 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 14:47:09,490 INFO L276 IsEmpty]: Start isEmpty. Operand 66085 states and 110894 transitions. [2020-10-29 14:47:09,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-10-29 14:47:09,532 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:47:09,533 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 14:47:09,533 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-29 14:47:09,533 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:47:09,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:47:09,533 INFO L82 PathProgramCache]: Analyzing trace with hash 856008967, now seen corresponding path program 1 times [2020-10-29 14:47:09,534 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:47:09,534 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1582449595] [2020-10-29 14:47:09,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:47:09,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:09,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:09,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:09,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:09,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:09,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:09,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:09,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:10,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:10,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:10,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:14,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:14,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 242 [2020-10-29 14:47:14,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-29 14:47:14,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-29 14:47:14,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:14,570 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:14,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 14:47:14,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 14:47:14,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-29 14:47:14,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:14,802 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-29 14:47:14,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:47:14,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:14,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:14,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:14,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:47:14,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:14,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 14:47:14,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:14,824 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:14,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:14,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:14,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 14:47:14,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:14,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:47:14,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:14,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:14,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:14,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:47:14,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:14,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:47:14,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:14,855 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:14,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:14,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:14,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 14:47:14,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:14,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:47:14,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:14,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:14,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:14,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:47:14,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:14,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:47:14,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:14,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:14,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:14,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:14,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 14:47:14,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:14,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:47:14,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:14,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:14,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:14,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 14:47:14,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:14,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 14:47:14,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:14,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:14,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:14,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:14,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 14:47:14,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:14,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-29 14:47:14,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:14,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:14,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:14,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-29 14:47:14,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:14,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 14:47:14,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:14,966 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:14,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:14,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:14,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-29 14:47:14,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:14,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 14:47:14,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:14,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:14,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:14,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:15,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:15,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:19,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:19,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:19,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-29 14:47:19,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 14:47:19,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 14:47:19,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:19,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:19,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:19,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-29 14:47:19,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-29 14:47:19,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:19,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:47:19,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:19,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:19,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:19,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:19,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:19,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:47:19,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:19,995 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:19,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:47:19,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:19,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:47:19,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:19,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:47:19,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:19,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:19,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:19,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:19,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:19,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:47:19,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:19,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:19,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:47:19,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:19,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:47:19,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:19,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:47:20,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:20,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:20,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:20,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:20,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:20,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:47:20,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:20,002 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:20,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:20,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:20,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 14:47:20,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:20,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:47:20,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:20,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:20,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:20,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:20,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:20,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:47:20,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:20,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:20,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:20,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:20,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:47:20,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:20,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:47:20,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:20,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:20,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:20,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:20,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:20,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:47:20,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:20,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:20,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:20,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:20,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:47:20,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:20,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:47:20,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:20,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:20,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:20,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:20,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:20,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:47:20,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:20,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:20,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:20,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:20,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:47:20,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:20,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-29 14:47:20,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:20,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:20,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:20,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:20,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:20,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:47:20,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:20,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:20,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:20,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:20,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:47:20,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:20,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 14:47:20,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:20,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:20,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:20,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:47:20,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:20,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:47:20,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:20,026 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:20,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:47:20,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:47:20,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:47:20,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:20,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-29 14:47:20,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:20,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:20,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:20,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-29 14:47:20,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:20,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 14:47:20,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:20,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:20,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:47:20,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-29 14:47:20,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:47:20,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:20,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-29 14:47:20,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:20,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:20,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:20,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:47:20,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:20,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:47:20,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:20,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:20,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:47:20,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:47:20,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:47:20,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:20,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-29 14:47:20,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:20,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:20,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:20,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:47:20,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:20,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:47:20,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:20,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:20,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:47:20,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:47:20,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:47:20,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:20,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-10-29 14:47:20,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:47:20,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:47:20,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:47:20,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:47:20,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:47:20,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:47:20,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:47:20,079 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:47:20,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:47:20,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:47:20,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:47:20,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:47:20,123 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-29 14:47:20,123 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1582449595] [2020-10-29 14:47:20,123 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:47:20,124 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 14:47:20,124 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395369320] [2020-10-29 14:47:20,124 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 14:47:20,124 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:47:20,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 14:47:20,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-29 14:47:20,125 INFO L87 Difference]: Start difference. First operand 66085 states and 110894 transitions. Second operand 9 states. [2020-10-29 14:47:20,355 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-29 14:47:23,148 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-29 14:47:48,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 14:47:48,063 INFO L93 Difference]: Finished difference Result 233055 states and 436705 transitions. [2020-10-29 14:47:48,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-29 14:47:48,063 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 192 [2020-10-29 14:47:48,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 14:47:49,283 INFO L225 Difference]: With dead ends: 233055 [2020-10-29 14:47:49,283 INFO L226 Difference]: Without dead ends: 167015 [2020-10-29 14:47:49,977 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=118, Invalid=344, Unknown=0, NotChecked=0, Total=462 [2020-10-29 14:47:50,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167015 states.