/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=DEEPEST --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/token_ring.02.cil-2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 01:03:38,375 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 01:03:38,379 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 01:03:38,437 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 01:03:38,437 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 01:03:38,444 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 01:03:38,447 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 01:03:38,452 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 01:03:38,455 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 01:03:38,461 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 01:03:38,463 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 01:03:38,464 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 01:03:38,465 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 01:03:38,468 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 01:03:38,470 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 01:03:38,472 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 01:03:38,485 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 01:03:38,488 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 01:03:38,496 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 01:03:38,504 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 01:03:38,506 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 01:03:38,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 01:03:38,509 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 01:03:38,512 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 01:03:38,522 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 01:03:38,523 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 01:03:38,523 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 01:03:38,525 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 01:03:38,526 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 01:03:38,527 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 01:03:38,528 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 01:03:38,529 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 01:03:38,531 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 01:03:38,532 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 01:03:38,534 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 01:03:38,534 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 01:03:38,535 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 01:03:38,536 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 01:03:38,536 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 01:03:38,537 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 01:03:38,538 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 01:03:38,547 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 [2020-10-28 01:03:38,597 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 01:03:38,597 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 01:03:38,602 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 01:03:38,602 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 01:03:38,602 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 01:03:38,603 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 01:03:38,603 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 01:03:38,603 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 01:03:38,604 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 01:03:38,604 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 01:03:38,605 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 01:03:38,605 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 01:03:38,606 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 01:03:38,606 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 01:03:38,606 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 01:03:38,606 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 01:03:38,607 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 01:03:38,607 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 01:03:38,607 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 01:03:38,608 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 01:03:38,608 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 01:03:38,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 01:03:38,608 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 01:03:38,609 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 01:03:38,609 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 01:03:38,609 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 01:03:38,609 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 01:03:38,610 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 01:03:38,610 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 01:03:38,610 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-28 01:03:39,044 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 01:03:39,074 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 01:03:39,078 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 01:03:39,079 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 01:03:39,080 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 01:03:39,081 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/token_ring.02.cil-2.c [2020-10-28 01:03:39,166 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/142cb1634/8bca0866eb124dbc9cccd2860828ee10/FLAG92e026d6d [2020-10-28 01:03:39,871 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 01:03:39,872 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/token_ring.02.cil-2.c [2020-10-28 01:03:39,894 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/142cb1634/8bca0866eb124dbc9cccd2860828ee10/FLAG92e026d6d [2020-10-28 01:03:40,220 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/142cb1634/8bca0866eb124dbc9cccd2860828ee10 [2020-10-28 01:03:40,225 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 01:03:40,235 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 01:03:40,241 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 01:03:40,242 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 01:03:40,247 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 01:03:40,248 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 01:03:40" (1/1) ... [2020-10-28 01:03:40,258 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@abd79bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:03:40, skipping insertion in model container [2020-10-28 01:03:40,259 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 01:03:40" (1/1) ... [2020-10-28 01:03:40,269 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 01:03:40,339 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 01:03:40,647 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 01:03:40,661 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 01:03:40,706 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 01:03:40,731 INFO L208 MainTranslator]: Completed translation [2020-10-28 01:03:40,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:03:40 WrapperNode [2020-10-28 01:03:40,732 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 01:03:40,733 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 01:03:40,734 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 01:03:40,734 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 01:03:40,749 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:03:40" (1/1) ... [2020-10-28 01:03:40,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:03:40" (1/1) ... [2020-10-28 01:03:40,760 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:03:40" (1/1) ... [2020-10-28 01:03:40,760 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:03:40" (1/1) ... [2020-10-28 01:03:40,773 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:03:40" (1/1) ... [2020-10-28 01:03:40,784 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:03:40" (1/1) ... [2020-10-28 01:03:40,787 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:03:40" (1/1) ... [2020-10-28 01:03:40,792 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 01:03:40,793 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 01:03:40,794 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 01:03:40,794 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 01:03:40,795 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:03:40" (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 [2020-10-28 01:03:40,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 01:03:40,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 01:03:40,872 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 01:03:40,872 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-10-28 01:03:40,872 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2020-10-28 01:03:40,873 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2020-10-28 01:03:40,873 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2020-10-28 01:03:40,873 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2020-10-28 01:03:40,873 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2020-10-28 01:03:40,873 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2020-10-28 01:03:40,873 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-10-28 01:03:40,874 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-10-28 01:03:40,874 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-10-28 01:03:40,874 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-10-28 01:03:40,874 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-10-28 01:03:40,874 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-10-28 01:03:40,874 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-10-28 01:03:40,875 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2020-10-28 01:03:40,875 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-10-28 01:03:40,875 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-10-28 01:03:40,875 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-10-28 01:03:40,875 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-10-28 01:03:40,875 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-10-28 01:03:40,876 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 01:03:40,876 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 01:03:40,876 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 01:03:40,876 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 01:03:40,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 01:03:40,876 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-10-28 01:03:40,877 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2020-10-28 01:03:40,877 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2020-10-28 01:03:40,877 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2020-10-28 01:03:40,877 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2020-10-28 01:03:40,877 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 01:03:40,877 INFO L130 BoogieDeclarations]: Found specification of procedure master [2020-10-28 01:03:40,878 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2020-10-28 01:03:40,878 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2020-10-28 01:03:40,878 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-10-28 01:03:40,878 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-10-28 01:03:40,878 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-10-28 01:03:40,878 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-10-28 01:03:40,879 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-10-28 01:03:40,879 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-10-28 01:03:40,879 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-10-28 01:03:40,879 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-10-28 01:03:40,879 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-10-28 01:03:40,879 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-10-28 01:03:40,880 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-10-28 01:03:40,880 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-10-28 01:03:40,880 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 01:03:40,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 01:03:40,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 01:03:40,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 01:03:40,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 01:03:40,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 01:03:40,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 01:03:41,699 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 01:03:41,699 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 01:03:41,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 01:03:41 BoogieIcfgContainer [2020-10-28 01:03:41,704 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 01:03:41,708 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 01:03:41,708 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 01:03:41,712 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 01:03:41,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 01:03:40" (1/3) ... [2020-10-28 01:03:41,714 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d8c997b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 01:03:41, skipping insertion in model container [2020-10-28 01:03:41,714 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 01:03:40" (2/3) ... [2020-10-28 01:03:41,715 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d8c997b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 01:03:41, skipping insertion in model container [2020-10-28 01:03:41,715 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 01:03:41" (3/3) ... [2020-10-28 01:03:41,717 INFO L111 eAbstractionObserver]: Analyzing ICFG token_ring.02.cil-2.c [2020-10-28 01:03:41,730 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 01:03:41,738 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 01:03:41,755 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 01:03:41,797 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 01:03:41,798 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 01:03:41,798 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 01:03:41,798 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 01:03:41,798 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 01:03:41,798 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 01:03:41,798 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 01:03:41,799 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 01:03:41,827 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states. [2020-10-28 01:03:41,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-28 01:03:41,845 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:03:41,846 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] [2020-10-28 01:03:41,846 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:03:41,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:03:41,855 INFO L82 PathProgramCache]: Analyzing trace with hash 1589352767, now seen corresponding path program 1 times [2020-10-28 01:03:41,866 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:03:41,867 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [51264767] [2020-10-28 01:03:41,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:03:42,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:03:42,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:42,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:42,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:42,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:42,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:43,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:43,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:43,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:43,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:46,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:47,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:03:47,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 129 [2020-10-28 01:03:47,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-28 01:03:47,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-28 01:03:47,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:03:47,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:03:47,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 66 [2020-10-28 01:03:47,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:03:47,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 01:03:47,319 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2020-10-28 01:03:47,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:03:47,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:03:47,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:47,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:03:47,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:03:47,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:03:47,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:03:47,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:03:47,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:03:47,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:03:47,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:03:47,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:03:47,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:03:47,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:03:47,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:47,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:03:47,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:03:47,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:03:47,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:03:47,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:03:47,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:03:47,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:03:47,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:03:47,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:03:47,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:03:47,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:03:47,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:47,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:03:47,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:03:47,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:03:47,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:03:47,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:03:47,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:03:47,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:03:47,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:03:47,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 01:03:47,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:03:47,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:03:47,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:47,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:03:47,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:03:47,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:03:47,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:03:47,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:03:47,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:03:47,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:03:47,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:03:47,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:03:47,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 01:03:47,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:03:47,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:47,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:03:47,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:03:47,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:03:47,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 01:03:47,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:03:47,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:03:47,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:03:47,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:03:47,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:03:47,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 01:03:47,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:03:47,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:47,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:03:47,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 01:03:47,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:03:47,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-28 01:03:47,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:03:47,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:03:47,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-28 01:03:47,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:03:47,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:03:47,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:03:47,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:03:47,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:47,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:03:47,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:03:47,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:03:47,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:03:47,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:03:47,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:03:47,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:03:47,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:03:47,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:03:47,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:03:47,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:03:47,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:47,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:03:47,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:03:47,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:03:47,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 01:03:47,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:03:47,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:03:47,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:03:47,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:03:47,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:03:47,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:03:47,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:03:47,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:47,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:03:47,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:03:47,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:03:47,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:03:47,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:03:47,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:03:47,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:03:47,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:03:47,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:03:47,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 01:03:47,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:03:47,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:47,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:03:47,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:03:47,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:03:47,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:03:47,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:03:47,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:03:47,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-28 01:03:47,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:03:47,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:03:47,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 01:03:47,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:03:47,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:47,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:03:47,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:03:47,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:03:47,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:03:47,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:03:47,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:03:47,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:03:47,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:03:47,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:03:47,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:03:47,707 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [51264767] [2020-10-28 01:03:47,710 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:03:47,710 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 01:03:47,711 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878025059] [2020-10-28 01:03:47,718 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:03:47,718 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:03:47,733 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:03:47,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:03:47,738 INFO L87 Difference]: Start difference. First operand 185 states. Second operand 10 states. [2020-10-28 01:03:50,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:03:50,706 INFO L93 Difference]: Finished difference Result 452 states and 705 transitions. [2020-10-28 01:03:50,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-28 01:03:50,708 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 93 [2020-10-28 01:03:50,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:03:50,740 INFO L225 Difference]: With dead ends: 452 [2020-10-28 01:03:50,741 INFO L226 Difference]: Without dead ends: 276 [2020-10-28 01:03:50,756 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2020-10-28 01:03:50,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2020-10-28 01:03:50,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 178. [2020-10-28 01:03:50,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 178 states. [2020-10-28 01:03:50,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 241 transitions. [2020-10-28 01:03:50,889 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 241 transitions. Word has length 93 [2020-10-28 01:03:50,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:03:50,890 INFO L481 AbstractCegarLoop]: Abstraction has 178 states and 241 transitions. [2020-10-28 01:03:50,890 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:03:50,890 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 241 transitions. [2020-10-28 01:03:50,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-28 01:03:50,895 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:03:50,895 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] [2020-10-28 01:03:50,896 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 01:03:50,896 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:03:50,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:03:50,897 INFO L82 PathProgramCache]: Analyzing trace with hash -460035075, now seen corresponding path program 1 times [2020-10-28 01:03:50,897 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:03:50,897 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [325683259] [2020-10-28 01:03:50,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:03:50,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:03:50,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:51,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:51,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:51,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:51,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:51,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:51,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:51,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:53,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:53,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:55,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:03:55,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 129 [2020-10-28 01:03:55,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-28 01:03:55,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 01:03:55,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:03:55,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 01:03:55,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 01:03:55,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-28 01:03:55,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:03:56,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:03:56,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:03:56,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:56,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:03:56,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:03:56,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:03:56,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 01:03:56,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:03:56,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:03:56,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:03:56,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 01:03:56,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:03:56,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:03:56,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:03:56,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:56,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:03:56,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:03:56,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:03:56,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:03:56,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:03:56,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:03:56,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:03:56,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 01:03:56,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:03:56,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:03:56,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:03:56,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:56,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:03:56,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:03:56,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:03:56,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:03:56,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:03:56,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:03:56,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:03:56,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 01:03:56,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:03:56,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:03:56,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:03:56,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:56,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:03:56,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:03:56,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:03:56,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:03:56,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:03:56,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:03:56,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:03:56,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:03:56,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:03:56,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 01:03:56,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:03:56,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:56,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:03:56,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:03:56,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:03:56,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 01:03:56,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:03:56,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:03:56,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 01:03:56,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 01:03:56,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:03:56,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 01:03:56,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:03:56,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:56,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:03:56,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 01:03:56,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:03:56,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:03:56,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:03:56,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:03:56,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-28 01:03:56,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:03:56,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:03:56,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:03:56,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:03:56,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:56,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:03:56,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:03:56,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:03:56,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:03:56,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:03:56,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:03:56,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:03:56,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:03:56,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:03:56,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:03:56,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:03:56,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:56,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:03:56,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:03:56,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:03:56,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:03:56,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:03:56,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:03:56,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:03:56,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:03:56,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:03:56,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:03:56,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:03:56,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:56,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:03:56,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:03:56,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:03:56,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:03:56,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:03:56,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:03:56,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:03:56,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:03:56,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:03:56,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 01:03:56,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:03:56,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:56,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:03:56,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:03:56,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:03:56,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:03:56,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:03:56,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:03:56,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-28 01:03:56,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:03:56,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:03:56,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 01:03:56,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:03:56,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:56,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:03:56,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:03:56,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:03:56,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:03:56,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:03:56,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:03:56,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:03:56,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:03:56,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:03:56,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:03:56,284 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [325683259] [2020-10-28 01:03:56,285 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:03:56,285 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 01:03:56,301 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132311974] [2020-10-28 01:03:56,302 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 01:03:56,303 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:03:56,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 01:03:56,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-28 01:03:56,304 INFO L87 Difference]: Start difference. First operand 178 states and 241 transitions. Second operand 9 states. [2020-10-28 01:03:58,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:03:58,596 INFO L93 Difference]: Finished difference Result 475 states and 695 transitions. [2020-10-28 01:03:58,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 01:03:58,597 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 93 [2020-10-28 01:03:58,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:03:58,603 INFO L225 Difference]: With dead ends: 475 [2020-10-28 01:03:58,603 INFO L226 Difference]: Without dead ends: 317 [2020-10-28 01:03:58,605 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2020-10-28 01:03:58,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 317 states. [2020-10-28 01:03:58,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 317 to 214. [2020-10-28 01:03:58,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2020-10-28 01:03:58,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 280 transitions. [2020-10-28 01:03:58,666 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 280 transitions. Word has length 93 [2020-10-28 01:03:58,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:03:58,666 INFO L481 AbstractCegarLoop]: Abstraction has 214 states and 280 transitions. [2020-10-28 01:03:58,666 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 01:03:58,666 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 280 transitions. [2020-10-28 01:03:58,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-28 01:03:58,670 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:03:58,670 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] [2020-10-28 01:03:58,670 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 01:03:58,671 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:03:58,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:03:58,671 INFO L82 PathProgramCache]: Analyzing trace with hash 247039233, now seen corresponding path program 1 times [2020-10-28 01:03:58,671 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:03:58,672 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1055873010] [2020-10-28 01:03:58,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:03:58,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:03:58,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:58,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:58,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:58,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:58,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:58,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:03:58,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:00,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:00,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:03,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:03,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 129 [2020-10-28 01:04:03,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 01:04:03,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4853 [2020-10-28 01:04:03,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:03,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 01:04:03,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 01:04:03,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-28 01:04:03,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:04:03,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:04:03,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:03,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:03,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:03,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:04:03,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:03,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 01:04:03,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:03,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:03,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:03,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 01:04:03,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:03,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:04:03,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:03,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:03,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:03,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:04:03,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:03,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:04:03,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:03,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:03,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:03,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 01:04:03,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:03,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:04:03,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:03,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:03,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:03,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:04:03,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:03,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:03,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:03,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:03,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:03,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 01:04:03,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:03,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:04:03,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:03,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:03,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:03,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:04:03,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:03,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:04:03,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:03,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:03,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:03,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:04:03,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:03,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 01:04:03,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:03,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:03,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:03,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:04:03,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:03,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 01:04:03,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:03,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:04:03,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 01:04:03,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 01:04:03,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:03,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 01:04:03,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:03,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:03,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:03,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 01:04:03,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:03,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 01:04:03,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:03,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:03,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:03,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-28 01:04:03,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:03,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:04:03,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:03,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:03,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:03,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:03,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:03,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:04:03,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:03,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:03,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:03,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:03,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:03,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:04:03,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:03,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:03,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:03,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:03,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:03,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:03,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:03,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:03,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:03,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:03,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:03,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:04:03,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:03,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:03,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:03,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:03,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:03,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:03,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:03,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:03,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:03,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:03,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:03,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 01:04:03,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:03,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:03,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:03,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:04:03,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:03,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 01:04:03,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:03,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:04:03,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 01:04:03,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 01:04:03,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:04,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 01:04:04,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:04,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:04,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:04,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:04:04,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:04,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:04:04,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:04,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:04,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:04:04,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:04,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:04,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:04:04,028 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1055873010] [2020-10-28 01:04:04,029 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:04:04,029 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 01:04:04,029 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788014464] [2020-10-28 01:04:04,031 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:04:04,032 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:04:04,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:04:04,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:04:04,033 INFO L87 Difference]: Start difference. First operand 214 states and 280 transitions. Second operand 10 states. [2020-10-28 01:04:06,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:04:06,078 INFO L93 Difference]: Finished difference Result 511 states and 711 transitions. [2020-10-28 01:04:06,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 01:04:06,079 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 93 [2020-10-28 01:04:06,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:04:06,084 INFO L225 Difference]: With dead ends: 511 [2020-10-28 01:04:06,084 INFO L226 Difference]: Without dead ends: 317 [2020-10-28 01:04:06,086 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=68, Invalid=142, Unknown=0, NotChecked=0, Total=210 [2020-10-28 01:04:06,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 317 states. [2020-10-28 01:04:06,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 317 to 214. [2020-10-28 01:04:06,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2020-10-28 01:04:06,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 277 transitions. [2020-10-28 01:04:06,153 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 277 transitions. Word has length 93 [2020-10-28 01:04:06,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:04:06,154 INFO L481 AbstractCegarLoop]: Abstraction has 214 states and 277 transitions. [2020-10-28 01:04:06,154 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:04:06,154 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 277 transitions. [2020-10-28 01:04:06,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-28 01:04:06,156 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:04:06,157 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] [2020-10-28 01:04:06,157 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 01:04:06,157 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:04:06,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:04:06,158 INFO L82 PathProgramCache]: Analyzing trace with hash 1633242627, now seen corresponding path program 1 times [2020-10-28 01:04:06,158 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:04:06,158 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [397620097] [2020-10-28 01:04:06,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:04:06,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:06,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:06,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:06,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:06,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:06,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:06,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:07,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:07,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:09,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:09,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 129 [2020-10-28 01:04:09,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 01:04:09,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3342 [2020-10-28 01:04:09,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:09,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 01:04:09,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 01:04:09,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-28 01:04:09,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:09,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:04:09,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:09,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:09,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:09,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:04:09,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:09,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 01:04:09,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:09,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:09,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:09,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 01:04:09,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:09,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:04:09,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:09,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:09,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:09,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:04:09,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:09,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:04:09,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:09,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:09,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:09,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 01:04:09,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:09,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:04:09,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:09,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:09,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:09,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:04:09,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:09,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:09,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:09,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:09,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:09,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 01:04:09,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:09,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:04:09,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:09,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:09,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:09,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:04:09,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:09,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:04:09,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:09,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:09,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:09,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:04:09,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:09,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 01:04:09,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:09,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:09,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:09,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:04:09,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:09,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:04:09,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:09,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:04:09,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 01:04:09,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 01:04:09,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:09,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 01:04:09,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:09,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:09,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:09,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 01:04:09,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:09,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:04:09,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:09,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:09,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-28 01:04:09,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:09,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:09,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:04:09,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:09,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:09,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:09,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:09,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:09,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:04:09,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:09,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:09,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:09,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:09,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:09,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:04:09,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:09,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:09,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:09,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:09,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:09,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:09,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:09,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:09,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:09,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:09,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:09,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:04:09,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:09,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:09,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:09,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:09,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:09,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:09,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:09,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:09,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:09,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:09,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:09,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 01:04:09,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:09,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:09,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:09,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:04:09,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:09,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:04:09,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:09,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:09,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-28 01:04:09,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:09,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:09,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 01:04:09,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:09,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:09,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:09,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:04:09,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:09,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:09,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:09,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:09,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:04:09,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:09,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:09,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:04:09,836 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [397620097] [2020-10-28 01:04:09,836 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:04:09,837 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 01:04:09,837 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636102598] [2020-10-28 01:04:09,837 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:04:09,838 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:04:09,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:04:09,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:04:09,839 INFO L87 Difference]: Start difference. First operand 214 states and 277 transitions. Second operand 10 states. [2020-10-28 01:04:12,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:04:12,673 INFO L93 Difference]: Finished difference Result 590 states and 847 transitions. [2020-10-28 01:04:12,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 01:04:12,674 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 93 [2020-10-28 01:04:12,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:04:12,678 INFO L225 Difference]: With dead ends: 590 [2020-10-28 01:04:12,678 INFO L226 Difference]: Without dead ends: 396 [2020-10-28 01:04:12,680 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=123, Invalid=297, Unknown=0, NotChecked=0, Total=420 [2020-10-28 01:04:12,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 396 states. [2020-10-28 01:04:12,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 396 to 250. [2020-10-28 01:04:12,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 250 states. [2020-10-28 01:04:12,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 314 transitions. [2020-10-28 01:04:12,727 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 314 transitions. Word has length 93 [2020-10-28 01:04:12,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:04:12,728 INFO L481 AbstractCegarLoop]: Abstraction has 250 states and 314 transitions. [2020-10-28 01:04:12,728 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:04:12,728 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 314 transitions. [2020-10-28 01:04:12,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-28 01:04:12,730 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:04:12,730 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] [2020-10-28 01:04:12,731 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 01:04:12,731 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:04:12,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:04:12,731 INFO L82 PathProgramCache]: Analyzing trace with hash 1046378880, now seen corresponding path program 1 times [2020-10-28 01:04:12,732 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:04:12,732 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1713953024] [2020-10-28 01:04:12,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:04:12,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:12,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:12,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:12,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:12,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:12,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:13,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:14,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:14,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:17,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:17,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 129 [2020-10-28 01:04:17,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 01:04:17,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 01:04:17,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:17,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:04:17,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-28 01:04:17,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:04:17,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 01:04:17,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:04:17,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:17,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:17,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:17,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:04:17,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:17,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:04:17,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:17,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:17,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:17,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:17,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:17,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:04:17,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:17,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:17,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:17,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:04:17,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:17,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:17,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:17,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:17,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:17,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:17,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:17,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:04:17,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:17,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:17,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:17,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:04:17,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:17,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:04:17,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:17,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:17,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:17,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:17,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:17,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:04:17,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:17,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:17,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:17,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:04:17,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:17,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:17,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:17,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:17,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:17,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:17,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:17,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 01:04:17,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:17,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:17,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:17,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:04:17,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:17,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:04:17,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:17,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:17,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:17,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:17,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:17,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 01:04:17,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:17,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:17,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:17,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 01:04:17,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:17,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 01:04:17,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:17,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:04:17,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:04:17,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:04:17,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:17,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:04:17,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:17,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:18,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:18,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:18,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:18,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 01:04:18,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:18,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:04:18,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:18,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:04:18,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:18,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:04:18,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:18,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:18,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:18,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:18,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:18,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:18,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:18,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:18,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:04:18,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:18,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:18,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:04:18,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:18,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:18,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:18,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:18,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:18,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:04:18,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:18,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:18,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 01:04:18,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:18,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:18,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 01:04:18,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:18,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:18,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:18,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:04:18,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:18,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:04:18,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:18,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:18,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-28 01:04:18,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:18,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:18,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 01:04:18,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:18,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:18,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:18,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:04:18,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:18,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:18,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:18,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:18,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:04:18,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:18,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:18,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:04:18,090 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1713953024] [2020-10-28 01:04:18,091 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:04:18,091 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 01:04:18,091 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767269427] [2020-10-28 01:04:18,092 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:04:18,092 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:04:18,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:04:18,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:04:18,093 INFO L87 Difference]: Start difference. First operand 250 states and 314 transitions. Second operand 10 states. [2020-10-28 01:04:20,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:04:20,895 INFO L93 Difference]: Finished difference Result 588 states and 785 transitions. [2020-10-28 01:04:20,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-28 01:04:20,896 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 93 [2020-10-28 01:04:20,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:04:20,900 INFO L225 Difference]: With dead ends: 588 [2020-10-28 01:04:20,900 INFO L226 Difference]: Without dead ends: 359 [2020-10-28 01:04:20,902 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2020-10-28 01:04:20,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2020-10-28 01:04:20,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 255. [2020-10-28 01:04:20,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 255 states. [2020-10-28 01:04:20,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 317 transitions. [2020-10-28 01:04:20,941 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 317 transitions. Word has length 93 [2020-10-28 01:04:20,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:04:20,942 INFO L481 AbstractCegarLoop]: Abstraction has 255 states and 317 transitions. [2020-10-28 01:04:20,942 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:04:20,942 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 317 transitions. [2020-10-28 01:04:20,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-28 01:04:20,944 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:04:20,944 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] [2020-10-28 01:04:20,944 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 01:04:20,944 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:04:20,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:04:20,945 INFO L82 PathProgramCache]: Analyzing trace with hash 1490279554, now seen corresponding path program 1 times [2020-10-28 01:04:20,945 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:04:20,945 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [498252140] [2020-10-28 01:04:20,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:04:20,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:20,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:21,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:21,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:21,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:21,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:21,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:21,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:23,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:23,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 129 [2020-10-28 01:04:23,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 01:04:23,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2666 [2020-10-28 01:04:23,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:23,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 01:04:23,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-28 01:04:23,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-28 01:04:23,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:23,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:04:23,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:23,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:23,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:23,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:04:23,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:23,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:04:23,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:23,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:23,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:23,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:23,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:23,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:04:23,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:23,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:23,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:23,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:04:23,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:23,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:04:23,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:23,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:23,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:23,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:23,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:23,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:04:23,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:23,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:23,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:23,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:04:23,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:23,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:04:23,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:23,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:23,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:23,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:23,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:23,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:04:23,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:23,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:23,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:23,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:04:23,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:23,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:04:23,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:23,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:23,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:23,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:23,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:23,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 01:04:23,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:23,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:23,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:23,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:04:23,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:23,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:04:23,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:23,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:23,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:23,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:23,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:23,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 01:04:23,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:23,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:23,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:23,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 01:04:23,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:23,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 01:04:23,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:23,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:23,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:23,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:04:23,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:23,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:04:23,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:23,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:23,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:23,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:23,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:23,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:04:23,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:23,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:23,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:23,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 01:04:23,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:23,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:04:23,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:23,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:23,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:23,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:23,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:23,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:04:23,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:23,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:23,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:23,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:04:23,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:23,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:04:23,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:23,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:23,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:23,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:23,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:23,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:04:23,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:23,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:23,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:23,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:04:23,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:23,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 01:04:23,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:23,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:23,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:23,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:04:23,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:23,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:04:23,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:23,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:23,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:23,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 01:04:23,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:23,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 01:04:23,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:23,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:23,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:23,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:04:23,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:23,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:04:23,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:23,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:23,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:23,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:04:23,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:23,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 01:04:23,948 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [498252140] [2020-10-28 01:04:23,950 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:04:23,950 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-28 01:04:23,950 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047275843] [2020-10-28 01:04:23,951 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 01:04:23,951 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:04:23,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 01:04:23,952 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-28 01:04:23,953 INFO L87 Difference]: Start difference. First operand 255 states and 317 transitions. Second operand 7 states. [2020-10-28 01:04:24,107 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2020-10-28 01:04:27,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:04:27,005 INFO L93 Difference]: Finished difference Result 881 states and 1186 transitions. [2020-10-28 01:04:27,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-28 01:04:27,006 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 93 [2020-10-28 01:04:27,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:04:27,012 INFO L225 Difference]: With dead ends: 881 [2020-10-28 01:04:27,013 INFO L226 Difference]: Without dead ends: 647 [2020-10-28 01:04:27,014 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 28 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2020-10-28 01:04:27,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 647 states. [2020-10-28 01:04:27,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 647 to 510. [2020-10-28 01:04:27,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 510 states. [2020-10-28 01:04:27,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 510 states and 658 transitions. [2020-10-28 01:04:27,093 INFO L78 Accepts]: Start accepts. Automaton has 510 states and 658 transitions. Word has length 93 [2020-10-28 01:04:27,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:04:27,093 INFO L481 AbstractCegarLoop]: Abstraction has 510 states and 658 transitions. [2020-10-28 01:04:27,094 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 01:04:27,094 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 658 transitions. [2020-10-28 01:04:27,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-10-28 01:04:27,097 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:04:27,097 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, 2, 2, 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] [2020-10-28 01:04:27,097 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 01:04:27,098 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:04:27,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:04:27,098 INFO L82 PathProgramCache]: Analyzing trace with hash 1269369130, now seen corresponding path program 1 times [2020-10-28 01:04:27,098 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:04:27,098 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [347207309] [2020-10-28 01:04:27,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:04:27,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:27,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:27,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:27,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:27,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:27,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:27,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:27,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:27,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:27,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:32,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:32,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 198 [2020-10-28 01:04:32,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 01:04:32,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-28 01:04:32,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:32,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:32,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 166 [2020-10-28 01:04:32,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 01:04:32,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:32,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:04:32,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:32,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:32,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:32,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:04:32,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:32,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:04:32,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:32,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:32,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:32,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:32,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:32,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:04:32,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:32,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:32,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:32,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:04:32,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:32,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:32,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:32,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:32,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:32,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:32,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:32,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:04:32,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:32,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:32,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:32,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:04:32,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:32,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:04:32,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:32,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:32,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:32,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:32,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:32,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:04:32,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:32,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:32,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:32,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:04:32,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:32,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:32,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:32,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:32,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:32,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:32,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:32,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 01:04:32,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:32,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:32,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:32,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:04:32,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:32,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:04:32,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:32,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:32,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:32,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:32,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:32,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 01:04:32,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:32,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:32,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:32,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 01:04:32,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:32,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:04:32,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:32,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:32,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:32,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:32,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:32,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:04:32,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:32,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:32,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:32,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:32,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:32,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:32,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:32,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:32,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:32,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:32,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:32,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:04:32,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:32,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:32,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:32,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:32,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:32,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:32,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:32,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:32,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:32,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:32,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:32,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:04:32,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:32,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:32,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:32,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:32,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:32,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:32,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:32,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:32,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:32,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:32,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:32,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 01:04:32,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:32,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:32,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:32,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:04:32,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:32,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:04:32,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:32,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:32,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:32,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:32,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:32,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 01:04:32,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:32,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:32,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:32,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:04:32,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:32,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:32,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:32,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:32,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:32,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:32,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:32,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-28 01:04:32,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:32,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:32,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:32,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 56 [2020-10-28 01:04:32,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:32,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 01:04:32,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:32,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:32,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:32,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-10-28 01:04:32,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:32,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-28 01:04:32,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:32,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:32,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:32,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-28 01:04:32,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:32,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:04:32,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:32,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:32,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:32,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:32,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:32,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:04:32,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:32,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:32,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:32,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 01:04:32,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:32,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:04:32,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:32,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:32,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:32,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:32,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:32,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:04:32,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:32,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:32,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:32,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:32,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:32,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:32,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:32,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:32,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:32,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:32,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:32,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:04:32,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:32,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:32,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:32,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:32,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:32,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:32,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:32,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:32,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:32,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:32,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:32,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:04:32,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:32,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:32,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:32,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:32,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:32,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:32,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:32,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:32,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:32,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:32,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:32,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-28 01:04:32,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:32,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:32,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:32,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:04:32,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:32,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:04:32,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:32,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:32,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 01:04:32,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 01:04:32,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:32,538 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-28 01:04:32,539 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [347207309] [2020-10-28 01:04:32,539 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:04:32,539 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 01:04:32,540 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863521572] [2020-10-28 01:04:32,540 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 01:04:32,541 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:04:32,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 01:04:32,543 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-28 01:04:32,543 INFO L87 Difference]: Start difference. First operand 510 states and 658 transitions. Second operand 9 states. [2020-10-28 01:04:32,707 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-10-28 01:04:36,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:04:36,817 INFO L93 Difference]: Finished difference Result 1625 states and 2199 transitions. [2020-10-28 01:04:36,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-28 01:04:36,818 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 148 [2020-10-28 01:04:36,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:04:36,826 INFO L225 Difference]: With dead ends: 1625 [2020-10-28 01:04:36,826 INFO L226 Difference]: Without dead ends: 882 [2020-10-28 01:04:36,830 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=119, Invalid=343, Unknown=0, NotChecked=0, Total=462 [2020-10-28 01:04:36,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 882 states. [2020-10-28 01:04:36,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 882 to 711. [2020-10-28 01:04:36,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 711 states. [2020-10-28 01:04:36,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 711 states and 915 transitions. [2020-10-28 01:04:36,959 INFO L78 Accepts]: Start accepts. Automaton has 711 states and 915 transitions. Word has length 148 [2020-10-28 01:04:36,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:04:36,961 INFO L481 AbstractCegarLoop]: Abstraction has 711 states and 915 transitions. [2020-10-28 01:04:36,961 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 01:04:36,961 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 915 transitions. [2020-10-28 01:04:36,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-10-28 01:04:36,968 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:04:36,969 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-28 01:04:36,969 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 01:04:36,969 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:04:36,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:04:36,970 INFO L82 PathProgramCache]: Analyzing trace with hash -1519510463, now seen corresponding path program 1 times [2020-10-28 01:04:36,971 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:04:36,971 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1025962680] [2020-10-28 01:04:36,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:04:36,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:36,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:37,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:37,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:37,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:37,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:37,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:37,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:38,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:38,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:38,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:38,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:41,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:41,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 254 [2020-10-28 01:04:41,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-28 01:04:41,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 01:04:41,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:41,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:04:41,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 93 [2020-10-28 01:04:41,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 120 [2020-10-28 01:04:41,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:42,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:04:42,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:42,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:42,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:42,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:04:42,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:42,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:04:42,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:42,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:42,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:42,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:42,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 01:04:42,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:04:42,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:42,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:42,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:42,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:04:42,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:42,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:04:42,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:42,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:42,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:42,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:42,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:42,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:04:42,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:42,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:42,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:42,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:04:42,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:42,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:04:42,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:42,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:42,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:42,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:42,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:42,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:04:42,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:42,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:42,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:42,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:04:42,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:42,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:42,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:42,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:42,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:42,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:42,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:42,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 01:04:42,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:42,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:42,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:42,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:04:42,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:42,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:04:42,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:42,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:42,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:42,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:42,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:42,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 01:04:42,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:42,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:42,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:42,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 01:04:42,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:42,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:04:42,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:42,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:42,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:42,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:42,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:42,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:04:42,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:42,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:42,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:42,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:42,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:42,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:42,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:42,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:42,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:42,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:42,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:42,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:04:42,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:42,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:42,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:42,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:42,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:42,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:42,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:42,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:42,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:42,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:42,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:42,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:04:42,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:42,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:42,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:42,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:42,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:42,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:42,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:42,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:42,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:42,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:42,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:42,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 01:04:42,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:42,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:42,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:42,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:04:42,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:42,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:04:42,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:42,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:42,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:42,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:04:42,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:42,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 01:04:42,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:42,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:42,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:42,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:04:42,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:42,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:04:42,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:42,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:42,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:42,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:04:42,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:42,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-28 01:04:42,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:42,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:42,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:42,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:42,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 56 [2020-10-28 01:04:42,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 01:04:42,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 01:04:42,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:42,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:42,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 40 [2020-10-28 01:04:42,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 01:04:42,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:42,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-28 01:04:42,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:42,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:42,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:42,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-28 01:04:42,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:42,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 01:04:42,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:42,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:42,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:42,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-28 01:04:42,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:42,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:04:42,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:42,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:42,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:42,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 01:04:42,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:42,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 01:04:42,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:42,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:42,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:42,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-28 01:04:42,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:42,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:04:42,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:42,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:42,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:42,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:42,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:42,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:42,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:42,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:42,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:42,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:42,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:42,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:04:42,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:42,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:42,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:42,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:42,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:42,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:42,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:42,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:42,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:42,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:42,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:42,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:04:42,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:42,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:42,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:42,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:42,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:42,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:04:42,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:42,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:42,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:42,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 01:04:42,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:42,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-28 01:04:42,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:42,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:42,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:42,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-28 01:04:42,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:42,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 01:04:42,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:42,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:42,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 39 [2020-10-28 01:04:42,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-28 01:04:42,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:42,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 01:04:42,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:42,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:42,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:42,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-28 01:04:42,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:42,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 01:04:42,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:42,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:42,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:42,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-28 01:04:42,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 44 [2020-10-28 01:04:42,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:04:42,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:42,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:42,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:42,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 01:04:42,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:42,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 01:04:42,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:42,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:42,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:42,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-28 01:04:42,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:42,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:04:42,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:42,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:42,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:42,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:42,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:42,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:42,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:42,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:42,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:42,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:42,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:42,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:04:42,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:42,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:42,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:42,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:42,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:42,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:42,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:42,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:42,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:42,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:42,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:42,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:04:42,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:42,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:42,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:42,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:42,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:42,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:04:42,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:42,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:42,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:42,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 01:04:42,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:42,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2020-10-28 01:04:42,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:42,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:42,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:42,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:04:42,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:42,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:42,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:42,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:42,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:04:42,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:42,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:42,674 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2020-10-28 01:04:42,674 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1025962680] [2020-10-28 01:04:42,675 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:04:42,675 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-28 01:04:42,675 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576005909] [2020-10-28 01:04:42,676 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 01:04:42,676 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:04:42,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 01:04:42,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2020-10-28 01:04:42,676 INFO L87 Difference]: Start difference. First operand 711 states and 915 transitions. Second operand 11 states. [2020-10-28 01:04:45,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:04:45,343 INFO L93 Difference]: Finished difference Result 1677 states and 2271 transitions. [2020-10-28 01:04:45,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-28 01:04:45,344 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 192 [2020-10-28 01:04:45,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:04:45,352 INFO L225 Difference]: With dead ends: 1677 [2020-10-28 01:04:45,353 INFO L226 Difference]: Without dead ends: 986 [2020-10-28 01:04:45,357 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=107, Invalid=313, Unknown=0, NotChecked=0, Total=420 [2020-10-28 01:04:45,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 986 states. [2020-10-28 01:04:45,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 986 to 809. [2020-10-28 01:04:45,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 809 states. [2020-10-28 01:04:45,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 809 states and 1004 transitions. [2020-10-28 01:04:45,497 INFO L78 Accepts]: Start accepts. Automaton has 809 states and 1004 transitions. Word has length 192 [2020-10-28 01:04:45,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:04:45,498 INFO L481 AbstractCegarLoop]: Abstraction has 809 states and 1004 transitions. [2020-10-28 01:04:45,498 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 01:04:45,498 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1004 transitions. [2020-10-28 01:04:45,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-10-28 01:04:45,502 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:04:45,502 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-28 01:04:45,502 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 01:04:45,502 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:04:45,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:04:45,503 INFO L82 PathProgramCache]: Analyzing trace with hash -1518957850, now seen corresponding path program 1 times [2020-10-28 01:04:45,504 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:04:45,504 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1085088393] [2020-10-28 01:04:45,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:04:45,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:45,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:45,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:45,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:45,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:45,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:45,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:50,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:50,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 254 [2020-10-28 01:04:50,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 01:04:50,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 01:04:50,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:50,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:04:50,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 156 [2020-10-28 01:04:50,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:04:50,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:50,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:04:50,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:50,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:50,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:50,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:04:50,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:50,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:04:50,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:50,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:50,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:50,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:50,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:50,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:04:50,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:50,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:50,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:50,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:04:50,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:50,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:50,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:50,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:50,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:50,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:50,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:50,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:04:50,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:50,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:50,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:50,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:04:50,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:50,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:04:50,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:50,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:50,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:50,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:50,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:50,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:04:50,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:50,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:50,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:50,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:04:50,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:50,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:50,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:50,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:50,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:50,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:50,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:50,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 01:04:50,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:50,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:50,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:50,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:04:50,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:50,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:04:50,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:50,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:50,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:50,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:50,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:50,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 01:04:50,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:50,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:50,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:50,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:50,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 01:04:50,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 01:04:50,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 01:04:50,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:50,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:04:50,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-28 01:04:50,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:04:50,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 01:04:50,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:04:50,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:50,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:50,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:50,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:50,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:50,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:50,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:50,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:50,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:50,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:50,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:50,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:04:50,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:50,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:50,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:50,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:50,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:50,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:50,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:50,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:50,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:50,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:50,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:50,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:04:50,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:50,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:50,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:50,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:50,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:50,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:04:50,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:50,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:04:50,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:50,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:04:50,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:50,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 01:04:50,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:50,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:50,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:50,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:04:50,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:50,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:04:50,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:50,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:50,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:50,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:50,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:50,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 01:04:50,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:50,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:50,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:50,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:04:50,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:50,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:50,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:50,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:50,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:50,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:50,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:50,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-28 01:04:50,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:50,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:50,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:50,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 56 [2020-10-28 01:04:50,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:50,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 01:04:50,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:50,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:04:50,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 40 [2020-10-28 01:04:50,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:04:50,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:50,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-28 01:04:50,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:50,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:50,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:50,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-28 01:04:50,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:50,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 01:04:50,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:50,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:04:50,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-28 01:04:50,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:04:50,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:50,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:04:50,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:50,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:50,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:50,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 01:04:50,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:50,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 01:04:50,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:50,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:04:50,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-28 01:04:50,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:04:50,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:50,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:04:50,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:50,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:50,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:50,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:50,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:50,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:50,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:50,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:50,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:50,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:50,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:50,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:04:50,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:50,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:50,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:50,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:50,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:50,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:50,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:50,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:50,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:50,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:50,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:50,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:04:50,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:50,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:50,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:50,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:50,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:50,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:04:50,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:50,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:04:50,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:50,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:04:50,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:51,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-28 01:04:51,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:51,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:51,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:51,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:51,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:51,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-28 01:04:51,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 01:04:51,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-28 01:04:51,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:51,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:51,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-28 01:04:51,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:51,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:51,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 01:04:51,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:51,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:51,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:51,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:51,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-28 01:04:51,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 01:04:51,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-28 01:04:51,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:51,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:04:51,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-28 01:04:51,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:04:51,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:51,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:04:51,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:51,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:51,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:51,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 01:04:51,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:51,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 01:04:51,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:51,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:04:51,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-28 01:04:51,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:04:51,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:51,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:04:51,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:51,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:51,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:51,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:51,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:51,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:51,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:51,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:51,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:51,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:51,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:51,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:04:51,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:51,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:51,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:51,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:51,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:51,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:51,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:51,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:51,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:51,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:51,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:51,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:04:51,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:51,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:51,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:51,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:51,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:51,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:04:51,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:51,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:04:51,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:51,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:04:51,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:51,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2020-10-28 01:04:51,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:51,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:51,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:51,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:04:51,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:51,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:51,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:51,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:51,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:04:51,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:51,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:51,263 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2020-10-28 01:04:51,263 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1085088393] [2020-10-28 01:04:51,264 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:04:51,264 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-28 01:04:51,264 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666822921] [2020-10-28 01:04:51,265 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 01:04:51,265 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:04:51,265 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 01:04:51,265 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2020-10-28 01:04:51,266 INFO L87 Difference]: Start difference. First operand 809 states and 1004 transitions. Second operand 12 states. [2020-10-28 01:04:54,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:04:54,120 INFO L93 Difference]: Finished difference Result 1769 states and 2287 transitions. [2020-10-28 01:04:54,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-28 01:04:54,120 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 192 [2020-10-28 01:04:54,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:04:54,129 INFO L225 Difference]: With dead ends: 1769 [2020-10-28 01:04:54,129 INFO L226 Difference]: Without dead ends: 981 [2020-10-28 01:04:54,133 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 56 SyntacticMatches, 3 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=121, Invalid=341, Unknown=0, NotChecked=0, Total=462 [2020-10-28 01:04:54,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 981 states. [2020-10-28 01:04:54,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 981 to 824. [2020-10-28 01:04:54,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 824 states. [2020-10-28 01:04:54,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 824 states and 1010 transitions. [2020-10-28 01:04:54,242 INFO L78 Accepts]: Start accepts. Automaton has 824 states and 1010 transitions. Word has length 192 [2020-10-28 01:04:54,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:04:54,242 INFO L481 AbstractCegarLoop]: Abstraction has 824 states and 1010 transitions. [2020-10-28 01:04:54,242 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 01:04:54,242 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1010 transitions. [2020-10-28 01:04:54,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-10-28 01:04:54,246 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:04:54,246 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-28 01:04:54,247 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 01:04:54,247 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:04:54,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:04:54,247 INFO L82 PathProgramCache]: Analyzing trace with hash 633729832, now seen corresponding path program 1 times [2020-10-28 01:04:54,247 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:04:54,248 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1939681348] [2020-10-28 01:04:54,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:04:54,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:54,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:54,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:54,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:54,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:55,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:55,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:55,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:56,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:59,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:59,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 254 [2020-10-28 01:04:59,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 01:04:59,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 01:04:59,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:59,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:59,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 176 [2020-10-28 01:04:59,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-28 01:04:59,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:59,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:04:59,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:59,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:59,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:59,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:04:59,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:59,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:04:59,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:59,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:59,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:59,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:59,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:59,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:04:59,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:59,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:59,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:59,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:04:59,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:59,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:59,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:59,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:59,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:59,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:59,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:59,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:04:59,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:59,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:59,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:59,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:04:59,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:59,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:04:59,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:59,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:59,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:59,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:59,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:59,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:04:59,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:59,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:59,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:59,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:04:59,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:59,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:59,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:59,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:59,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:59,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:59,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:59,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 01:04:59,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:59,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:59,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:59,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:04:59,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:59,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:04:59,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:59,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:59,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:59,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:59,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:59,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 01:04:59,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:59,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:59,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:59,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 01:04:59,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:59,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:04:59,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:59,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:59,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:59,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:59,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:59,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:04:59,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:59,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:59,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:59,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:59,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:59,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:59,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:59,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:59,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:59,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:59,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:59,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:04:59,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:59,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:59,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:59,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:59,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:59,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:04:59,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:59,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:59,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:59,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:59,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:59,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:04:59,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:59,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:59,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:59,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:59,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:59,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:04:59,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:59,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:59,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:59,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:59,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:59,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 01:04:59,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:59,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:59,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:59,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:04:59,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:59,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:59,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:59,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:59,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:59,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:59,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:59,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 01:04:59,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:59,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:59,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:59,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:04:59,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:59,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:59,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:59,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:59,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:59,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:59,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:59,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-28 01:04:59,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:59,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:59,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:59,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 56 [2020-10-28 01:04:59,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:59,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:04:59,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:59,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:59,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:59,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:59,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:59,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-28 01:04:59,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:59,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:59,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:59,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-28 01:04:59,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:59,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:04:59,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:59,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:59,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:59,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:59,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:59,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:04:59,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:59,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:59,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:59,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 01:04:59,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:59,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:04:59,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:59,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:59,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:59,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:59,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:59,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:04:59,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:59,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:59,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:59,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:59,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:59,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:59,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:59,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:59,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:59,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:59,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:59,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:04:59,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:59,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:59,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:59,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:59,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:59,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:59,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:59,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:59,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:59,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:59,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:59,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:04:59,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:59,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:59,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:59,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:59,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:59,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:59,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:59,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:59,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:59,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:59,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:59,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-28 01:04:59,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:59,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:59,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:59,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-28 01:04:59,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:59,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 01:04:59,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:59,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:59,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 01:04:59,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-28 01:04:59,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:59,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 01:04:59,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:59,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:59,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:59,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-28 01:04:59,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:59,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 01:04:59,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:59,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:59,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-28 01:04:59,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 01:04:59,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:59,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:04:59,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:59,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:59,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:59,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 01:04:59,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:59,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:04:59,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:59,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:59,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:59,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-28 01:04:59,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:04:59,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:04:59,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:59,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:59,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:59,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:59,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:59,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:59,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:59,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:59,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:59,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:59,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:59,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:04:59,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:59,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:59,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:59,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:59,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:59,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:59,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:59,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:59,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:59,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:59,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:59,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:04:59,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:59,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:59,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:59,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:04:59,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:59,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:59,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:59,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:04:59,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:04:59,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 01:04:59,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:59,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2020-10-28 01:04:59,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:04:59,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:04:59,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:04:59,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:04:59,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:04:59,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:04:59,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:04:59,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:04:59,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:04:59,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:04:59,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:04:59,754 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2020-10-28 01:04:59,755 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1939681348] [2020-10-28 01:04:59,755 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:04:59,755 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 01:04:59,755 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388560640] [2020-10-28 01:04:59,756 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:04:59,756 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:04:59,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:04:59,756 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:04:59,757 INFO L87 Difference]: Start difference. First operand 824 states and 1010 transitions. Second operand 10 states. [2020-10-28 01:05:03,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:05:03,403 INFO L93 Difference]: Finished difference Result 2241 states and 2929 transitions. [2020-10-28 01:05:03,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 01:05:03,404 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 192 [2020-10-28 01:05:03,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:05:03,414 INFO L225 Difference]: With dead ends: 2241 [2020-10-28 01:05:03,414 INFO L226 Difference]: Without dead ends: 1438 [2020-10-28 01:05:03,418 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=108, Invalid=312, Unknown=0, NotChecked=0, Total=420 [2020-10-28 01:05:03,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1438 states. [2020-10-28 01:05:03,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1438 to 1209. [2020-10-28 01:05:03,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1209 states. [2020-10-28 01:05:03,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 1209 states and 1466 transitions. [2020-10-28 01:05:03,574 INFO L78 Accepts]: Start accepts. Automaton has 1209 states and 1466 transitions. Word has length 192 [2020-10-28 01:05:03,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:05:03,575 INFO L481 AbstractCegarLoop]: Abstraction has 1209 states and 1466 transitions. [2020-10-28 01:05:03,575 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:05:03,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 1466 transitions. [2020-10-28 01:05:03,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-10-28 01:05:03,580 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:05:03,581 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-28 01:05:03,581 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 01:05:03,581 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:05:03,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:05:03,582 INFO L82 PathProgramCache]: Analyzing trace with hash -952994011, now seen corresponding path program 1 times [2020-10-28 01:05:03,582 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:05:03,582 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [415707368] [2020-10-28 01:05:03,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:05:03,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:03,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:03,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:03,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:03,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:03,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:03,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:04,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:05,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:08,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:08,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 279 [2020-10-28 01:05:08,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 01:05:08,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 01:05:08,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:08,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 01:05:08,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-28 01:05:08,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 73 [2020-10-28 01:05:08,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:08,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:05:08,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:08,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:08,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:08,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:05:08,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:08,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:05:08,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:08,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:08,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:08,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:08,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:08,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:05:08,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:08,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:08,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:08,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:05:08,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:08,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:08,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:08,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:08,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:08,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:08,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:08,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:05:08,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:08,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:08,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:08,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:05:08,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:08,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:08,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:08,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:08,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:08,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:08,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:08,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:05:08,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:08,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:08,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:08,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:08,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:08,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:08,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:08,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:08,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:08,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:08,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:08,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 01:05:08,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:08,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:08,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:08,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:05:08,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:08,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:05:08,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:08,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:08,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:08,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:08,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:08,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 01:05:08,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:08,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:08,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:08,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 01:05:08,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:08,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:05:08,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:08,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:08,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:08,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:08,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:08,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:05:08,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:08,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:08,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:08,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:08,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:08,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:08,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:08,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:08,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:08,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:08,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:08,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:05:08,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:08,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:08,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:08,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:08,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:08,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:08,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:08,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:08,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:08,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:08,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:08,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:05:08,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:08,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:08,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:08,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:08,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:08,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:08,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:08,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:08,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:08,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:08,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:08,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 01:05:08,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:08,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:08,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:08,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:05:08,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:08,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:05:08,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:08,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:08,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:08,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:08,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:08,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 01:05:08,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:08,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:08,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:08,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:08,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:08,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:08,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:08,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:08,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:08,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:08,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:08,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-28 01:05:08,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:08,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:08,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:08,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:08,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:08,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:05:08,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:08,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:05:08,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:08,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 01:05:08,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:08,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-28 01:05:08,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:08,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:08,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:08,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:08,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:08,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:05:08,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:08,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:05:08,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:08,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:05:08,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:08,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-28 01:05:08,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:08,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:08,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:08,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-28 01:05:08,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:08,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-28 01:05:08,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:08,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 01:05:08,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 01:05:08,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-28 01:05:08,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:08,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-28 01:05:08,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:08,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:09,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:09,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 01:05:09,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:09,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-28 01:05:09,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:09,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 01:05:09,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 01:05:09,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-28 01:05:09,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:09,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:05:09,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:09,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:09,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:09,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-28 01:05:09,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:09,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 01:05:09,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:09,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:05:09,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 01:05:09,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-28 01:05:09,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:09,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:05:09,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:09,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:09,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:09,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:09,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:09,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:05:09,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:09,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:05:09,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:09,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:05:09,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:09,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:05:09,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:09,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:09,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:09,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:09,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:09,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:05:09,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:09,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:05:09,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:09,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:05:09,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:09,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:05:09,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:09,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:09,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:09,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:05:09,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:09,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:05:09,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:09,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:05:09,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:09,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 01:05:09,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:09,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2020-10-28 01:05:09,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:09,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:09,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:09,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-28 01:05:09,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:09,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 01:05:09,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:09,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:09,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-28 01:05:09,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:09,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:09,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 01:05:09,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:09,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:09,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:09,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 01:05:09,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:09,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:05:09,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:09,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:09,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:09,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:09,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:09,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:05:09,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:09,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:09,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:09,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-28 01:05:09,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:09,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:05:09,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:09,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:09,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:09,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:09,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:09,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:05:09,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:09,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:09,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:09,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:09,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:09,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:09,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:09,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:09,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:09,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:09,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:09,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:05:09,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:09,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:09,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:09,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:09,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:09,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:09,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:09,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:09,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:09,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:09,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:09,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:05:09,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:09,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:09,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:09,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:05:09,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:09,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:09,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:09,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:09,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:09,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:09,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:09,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-10-28 01:05:09,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:09,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:09,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:09,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:09,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:09,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:09,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:09,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:09,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:05:09,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:09,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:09,186 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 34 proven. 15 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2020-10-28 01:05:09,186 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [415707368] [2020-10-28 01:05:09,186 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 01:05:09,186 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-28 01:05:09,186 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965009349] [2020-10-28 01:05:09,187 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 01:05:09,187 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:05:09,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 01:05:09,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2020-10-28 01:05:09,188 INFO L87 Difference]: Start difference. First operand 1209 states and 1466 transitions. Second operand 12 states. [2020-10-28 01:05:14,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:05:14,685 INFO L93 Difference]: Finished difference Result 5142 states and 6755 transitions. [2020-10-28 01:05:14,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-28 01:05:14,686 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 213 [2020-10-28 01:05:14,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:05:14,705 INFO L225 Difference]: With dead ends: 5142 [2020-10-28 01:05:14,706 INFO L226 Difference]: Without dead ends: 3018 [2020-10-28 01:05:14,716 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 232 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=278, Invalid=714, Unknown=0, NotChecked=0, Total=992 [2020-10-28 01:05:14,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3018 states. [2020-10-28 01:05:15,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3018 to 2503. [2020-10-28 01:05:15,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2503 states. [2020-10-28 01:05:15,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2503 states to 2503 states and 3195 transitions. [2020-10-28 01:05:15,095 INFO L78 Accepts]: Start accepts. Automaton has 2503 states and 3195 transitions. Word has length 213 [2020-10-28 01:05:15,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:05:15,095 INFO L481 AbstractCegarLoop]: Abstraction has 2503 states and 3195 transitions. [2020-10-28 01:05:15,095 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 01:05:15,095 INFO L276 IsEmpty]: Start isEmpty. Operand 2503 states and 3195 transitions. [2020-10-28 01:05:15,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2020-10-28 01:05:15,105 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:05:15,105 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-28 01:05:15,105 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-28 01:05:15,105 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:05:15,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:05:15,106 INFO L82 PathProgramCache]: Analyzing trace with hash 782052129, now seen corresponding path program 1 times [2020-10-28 01:05:15,106 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:05:15,106 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1530342212] [2020-10-28 01:05:15,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:05:15,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:15,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:15,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:15,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:15,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:15,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:15,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:15,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:16,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:17,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:18,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 336 [2020-10-28 01:05:20,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-28 01:05:20,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 01:05:20,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:05:20,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 199 [2020-10-28 01:05:20,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-28 01:05:20,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:05:20,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:20,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:05:20,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:20,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:05:20,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:20,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:20,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:20,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:05:20,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:20,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:05:20,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:20,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:20,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:20,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:20,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:20,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:05:20,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:20,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:05:20,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:20,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:20,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:20,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:20,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:20,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:05:20,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:20,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:20,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:20,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:20,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:20,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:20,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:20,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 01:05:20,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:20,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:05:20,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:20,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:05:20,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:20,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:20,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:20,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 01:05:20,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:20,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 01:05:20,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:20,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:05:20,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:20,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:20,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:20,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:05:20,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:20,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:20,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:20,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:20,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:20,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:20,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:20,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:05:20,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:20,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:20,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:20,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:20,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:20,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:20,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:20,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:05:20,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:20,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:20,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:20,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:20,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:20,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:20,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:20,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 01:05:20,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:20,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:05:20,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:20,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:05:20,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:20,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:20,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:20,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 01:05:20,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:20,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:20,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:20,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:20,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:20,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:20,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:20,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-28 01:05:20,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:20,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:20,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:20,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:20,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:20,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:20,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:20,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-28 01:05:20,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:20,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:20,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:20,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:05:20,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:20,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:20,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:20,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-28 01:05:20,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:20,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-28 01:05:20,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:20,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:05:20,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:20,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:20,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:20,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-28 01:05:20,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:20,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 01:05:20,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:20,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:05:20,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:20,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:20,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:20,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:05:20,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:20,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-28 01:05:20,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:20,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:05:20,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:20,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:20,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:20,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:05:20,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:20,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:20,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:20,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:20,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:20,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:20,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:20,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:05:20,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:20,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:20,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:20,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:20,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:20,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:20,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:20,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:05:20,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:20,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:05:20,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:20,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:20,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:20,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:20,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:20,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-28 01:05:20,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:20,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-28 01:05:20,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:20,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:05:20,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:05:20,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 01:05:20,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-28 01:05:20,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 01:05:20,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:20,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 01:05:20,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:20,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:05:20,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:05:20,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-28 01:05:20,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 01:05:20,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:05:20,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:20,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-28 01:05:20,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:20,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:05:20,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:05:20,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:20,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-28 01:05:20,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:05:20,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:20,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:05:20,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:20,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:20,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:20,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:20,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:20,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 01:05:20,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:20,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:20,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:20,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:20,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:05:20,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:20,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 01:05:20,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-28 01:05:20,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:20,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:20,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:20,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:05:20,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:05:20,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:20,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 01:05:20,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-10-28 01:05:20,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:20,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-28 01:05:20,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:20,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:05:20,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:20,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-28 01:05:20,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:20,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 01:05:20,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:20,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 01:05:20,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:20,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:05:20,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:20,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:20,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:20,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:05:20,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:20,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-28 01:05:20,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:20,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:05:20,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:20,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:20,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:20,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:05:20,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:20,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:20,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:20,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:20,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:20,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:20,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:20,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:05:20,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:20,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:20,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:20,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:20,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:20,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:20,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:20,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:05:20,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:20,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:05:20,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:20,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:20,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:20,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:20,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:20,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-10-28 01:05:20,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:20,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:20,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:20,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:20,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:20,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:20,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:20,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:20,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:05:20,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:20,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:20,629 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 41 proven. 13 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2020-10-28 01:05:20,630 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1530342212] [2020-10-28 01:05:20,630 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 01:05:20,630 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 01:05:20,630 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731315856] [2020-10-28 01:05:20,631 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 01:05:20,631 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:05:20,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 01:05:20,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2020-10-28 01:05:20,631 INFO L87 Difference]: Start difference. First operand 2503 states and 3195 transitions. Second operand 11 states. [2020-10-28 01:05:24,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:05:24,435 INFO L93 Difference]: Finished difference Result 6088 states and 8396 transitions. [2020-10-28 01:05:24,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 01:05:24,436 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 258 [2020-10-28 01:05:24,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:05:24,463 INFO L225 Difference]: With dead ends: 6088 [2020-10-28 01:05:24,464 INFO L226 Difference]: Without dead ends: 3606 [2020-10-28 01:05:24,482 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=117, Invalid=345, Unknown=0, NotChecked=0, Total=462 [2020-10-28 01:05:24,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3606 states. [2020-10-28 01:05:24,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3606 to 3111. [2020-10-28 01:05:24,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3111 states. [2020-10-28 01:05:24,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3111 states to 3111 states and 3887 transitions. [2020-10-28 01:05:24,924 INFO L78 Accepts]: Start accepts. Automaton has 3111 states and 3887 transitions. Word has length 258 [2020-10-28 01:05:24,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:05:24,925 INFO L481 AbstractCegarLoop]: Abstraction has 3111 states and 3887 transitions. [2020-10-28 01:05:24,925 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 01:05:24,925 INFO L276 IsEmpty]: Start isEmpty. Operand 3111 states and 3887 transitions. [2020-10-28 01:05:24,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2020-10-28 01:05:24,937 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:05:24,938 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-28 01:05:24,938 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-28 01:05:24,938 INFO L429 AbstractCegarLoop]: === Iteration 13 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:05:24,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:05:24,939 INFO L82 PathProgramCache]: Analyzing trace with hash -674836538, now seen corresponding path program 1 times [2020-10-28 01:05:24,939 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:05:24,939 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [743699178] [2020-10-28 01:05:24,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:05:24,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:24,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:25,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:25,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:25,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:25,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:25,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:25,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:25,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:25,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:25,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:26,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:26,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:26,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:29,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:29,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 479 [2020-10-28 01:05:29,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-28 01:05:29,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-28 01:05:29,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:29,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:05:29,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 254 [2020-10-28 01:05:29,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 01:05:29,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:05:30,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:05:30,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:05:30,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:05:30,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:05:30,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:30,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:05:30,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:05:30,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:30,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:05:30,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:30,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:30,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 01:05:30,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:05:30,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:05:30,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 01:05:30,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 01:05:30,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:05:30,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:05:30,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:30,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,175 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:30,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:05:30,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:30,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:30,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:05:30,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:30,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:30,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 01:05:30,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:05:30,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:05:30,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-28 01:05:30,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-28 01:05:30,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 01:05:30,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 90 [2020-10-28 01:05:30,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:05:30,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-28 01:05:30,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:05:30,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 01:05:30,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:30,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:30,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-28 01:05:30,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:30,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:30,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 01:05:30,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:30,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:05:30,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:05:30,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 01:05:30,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-28 01:05:30,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:05:30,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:30,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-28 01:05:30,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:05:30,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:05:30,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-28 01:05:30,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-28 01:05:30,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:05:30,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:05:30,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:30,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:30,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:05:30,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:05:30,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:30,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-28 01:05:30,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:30,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:30,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-28 01:05:30,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:05:30,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:30,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-28 01:05:30,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:30,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:30,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-10-28 01:05:30,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-28 01:05:30,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:05:30,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:05:30,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:30,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:30,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2020-10-28 01:05:30,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:30,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:30,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2020-10-28 01:05:30,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:30,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:05:30,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:05:30,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 01:05:30,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 01:05:30,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2020-10-28 01:05:30,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:30,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 01:05:30,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:05:30,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:05:30,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 01:05:30,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 01:05:30,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2020-10-28 01:05:30,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-28 01:05:30,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:05:30,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-28 01:05:30,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-28 01:05:30,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 01:05:30,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:05:30,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:05:30,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-28 01:05:30,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:05:30,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:05:30,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:30,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:30,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:05:30,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:30,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:30,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:05:30,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:05:30,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:30,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2020-10-28 01:05:30,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-28 01:05:30,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:05:30,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-28 01:05:30,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 01:05:30,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-28 01:05:30,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:05:30,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:05:30,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-28 01:05:30,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:05:30,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:05:30,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:05:30,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:30,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 01:05:30,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:05:30,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:30,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 01:05:30,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:30,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:30,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2020-10-28 01:05:30,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-28 01:05:30,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:05:30,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-28 01:05:30,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 01:05:30,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-28 01:05:30,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:05:30,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:05:30,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-28 01:05:30,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:05:30,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:05:30,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:30,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:30,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:05:30,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:05:30,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 01:05:30,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-28 01:05:30,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:05:30,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:30,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:30,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2020-10-28 01:05:30,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:30,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:30,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:30,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:30,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:30,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:30,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:30,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:30,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:05:30,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:30,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:30,883 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 62 proven. 27 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2020-10-28 01:05:30,884 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [743699178] [2020-10-28 01:05:30,884 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 01:05:30,884 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-28 01:05:30,884 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698476818] [2020-10-28 01:05:30,885 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-28 01:05:30,885 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:05:30,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-28 01:05:30,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=221, Unknown=0, NotChecked=0, Total=272 [2020-10-28 01:05:30,886 INFO L87 Difference]: Start difference. First operand 3111 states and 3887 transitions. Second operand 17 states. [2020-10-28 01:05:31,041 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2020-10-28 01:05:32,149 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-10-28 01:05:35,725 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2020-10-28 01:05:36,719 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-10-28 01:05:37,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:05:37,264 INFO L93 Difference]: Finished difference Result 5290 states and 6650 transitions. [2020-10-28 01:05:37,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2020-10-28 01:05:37,265 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 373 [2020-10-28 01:05:37,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:05:37,281 INFO L225 Difference]: With dead ends: 5290 [2020-10-28 01:05:37,281 INFO L226 Difference]: Without dead ends: 2201 [2020-10-28 01:05:37,296 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 927 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=600, Invalid=2706, Unknown=0, NotChecked=0, Total=3306 [2020-10-28 01:05:37,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2201 states. [2020-10-28 01:05:37,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2201 to 1870. [2020-10-28 01:05:37,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1870 states. [2020-10-28 01:05:37,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 1870 states and 2167 transitions. [2020-10-28 01:05:37,565 INFO L78 Accepts]: Start accepts. Automaton has 1870 states and 2167 transitions. Word has length 373 [2020-10-28 01:05:37,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:05:37,566 INFO L481 AbstractCegarLoop]: Abstraction has 1870 states and 2167 transitions. [2020-10-28 01:05:37,566 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-28 01:05:37,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1870 states and 2167 transitions. [2020-10-28 01:05:37,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2020-10-28 01:05:37,572 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:05:37,572 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 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] [2020-10-28 01:05:37,572 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-28 01:05:37,573 INFO L429 AbstractCegarLoop]: === Iteration 14 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:05:37,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:05:37,573 INFO L82 PathProgramCache]: Analyzing trace with hash -925548236, now seen corresponding path program 1 times [2020-10-28 01:05:37,573 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:05:37,573 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [735771865] [2020-10-28 01:05:37,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:05:37,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:37,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:37,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:37,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:38,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:39,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:42,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:42,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 347 [2020-10-28 01:05:42,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 01:05:42,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 01:05:42,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:42,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:05:42,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 176 [2020-10-28 01:05:42,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-28 01:05:42,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:42,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:05:42,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:42,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:42,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:42,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:05:42,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:42,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:05:42,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:42,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:42,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:42,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:42,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:42,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:05:42,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:42,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:42,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:42,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:05:42,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:42,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:42,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:42,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:42,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:42,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:42,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:42,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:05:42,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:42,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:42,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:42,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:05:42,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:42,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:42,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:42,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:42,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:42,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:42,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:42,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:05:42,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:42,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:42,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:42,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:42,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:42,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:42,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:42,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:42,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:42,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:42,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:42,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 01:05:42,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:42,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:42,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:42,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:05:42,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:42,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:05:42,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:42,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:42,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:42,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:42,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:42,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 01:05:42,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:42,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:42,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:42,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 01:05:42,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:42,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:05:42,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:42,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:42,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:42,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:42,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:42,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:05:42,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:42,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:42,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:42,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:42,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:42,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:42,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:42,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:42,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:42,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:42,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:42,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:05:42,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:42,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:42,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:42,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:42,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:42,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:42,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:42,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:42,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:42,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:42,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:42,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:05:42,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:42,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:42,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:42,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:42,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:42,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:42,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:42,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:42,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:42,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:42,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:42,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 01:05:42,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:42,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:42,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:42,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:05:42,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:42,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:05:42,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:42,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:42,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:42,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:42,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:42,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 01:05:42,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:42,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:42,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:42,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:42,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:42,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:42,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:42,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:42,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:42,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:42,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:42,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-28 01:05:42,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:42,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:42,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:42,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 56 [2020-10-28 01:05:42,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:42,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:05:42,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:42,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:42,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:42,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:42,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:05:42,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-28 01:05:42,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:42,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:42,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:42,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-28 01:05:42,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:42,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:05:42,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:42,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:42,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:42,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:42,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:42,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:05:42,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:42,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:42,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:42,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 01:05:42,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:42,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:05:42,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:42,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:42,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:42,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:42,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:42,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:05:42,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:42,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:42,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:42,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:42,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:42,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:42,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:42,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:42,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:42,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:42,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:42,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:05:42,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:42,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:42,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:42,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:42,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:42,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:42,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:42,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:42,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:42,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:42,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:42,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:05:42,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:42,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:42,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:42,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:42,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:42,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:42,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:42,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:42,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:42,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:42,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:42,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-28 01:05:42,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:42,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:42,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:42,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:42,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:42,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:05:42,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:42,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:05:42,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:42,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 01:05:42,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:42,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-28 01:05:42,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:42,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:42,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:42,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:42,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:42,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:05:42,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:42,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:05:42,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 01:05:42,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 01:05:42,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:43,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-28 01:05:43,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:43,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:43,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:43,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:43,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:43,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 01:05:43,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:05:43,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:43,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:05:43,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-28 01:05:43,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 01:05:43,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:43,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-28 01:05:43,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:43,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:43,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:43,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-28 01:05:43,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:43,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:05:43,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:43,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:43,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-28 01:05:43,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:43,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:43,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 01:05:43,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:43,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:43,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:43,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-28 01:05:43,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:43,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:05:43,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:43,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:43,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:43,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:43,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:43,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:05:43,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:43,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:43,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:43,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-28 01:05:43,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:43,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:05:43,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:43,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:43,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:43,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:43,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:43,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:05:43,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:43,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:43,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:43,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:05:43,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:43,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:43,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:43,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:43,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:43,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:43,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:43,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 01:05:43,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:43,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:43,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:43,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:05:43,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:43,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:43,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:43,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:43,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:43,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:43,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:43,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 01:05:43,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:43,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:43,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:43,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:43,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:43,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:43,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:43,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:43,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:43,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:43,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:43,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2020-10-28 01:05:43,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:43,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:43,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:43,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-28 01:05:43,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:43,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:05:43,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:43,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:43,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-28 01:05:43,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:43,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:43,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 01:05:43,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:43,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:43,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:43,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-28 01:05:43,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:43,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:05:43,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:43,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:43,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:43,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:43,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:43,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:05:43,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:43,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:43,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:43,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-28 01:05:43,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:43,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:05:43,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:43,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:43,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:43,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:43,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:43,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:05:43,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:43,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:43,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:43,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:43,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:43,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:43,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:43,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:43,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:43,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:43,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:43,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:05:43,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:43,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:43,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:43,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:05:43,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:43,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:43,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:43,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:43,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:43,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:43,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:43,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-28 01:05:43,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:43,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:43,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:43,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:05:43,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:43,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:43,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:43,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:43,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:43,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:43,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:43,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2020-10-28 01:05:43,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:43,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:43,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:43,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:43,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:43,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:43,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:43,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:43,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:05:43,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:43,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:43,169 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 28 proven. 9 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2020-10-28 01:05:43,170 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [735771865] [2020-10-28 01:05:43,170 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 01:05:43,170 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-28 01:05:43,171 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754858580] [2020-10-28 01:05:43,171 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 01:05:43,172 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:05:43,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 01:05:43,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-28 01:05:43,172 INFO L87 Difference]: Start difference. First operand 1870 states and 2167 transitions. Second operand 12 states. [2020-10-28 01:05:47,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:05:47,148 INFO L93 Difference]: Finished difference Result 3505 states and 4095 transitions. [2020-10-28 01:05:47,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-28 01:05:47,149 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 267 [2020-10-28 01:05:47,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:05:47,154 INFO L225 Difference]: With dead ends: 3505 [2020-10-28 01:05:47,154 INFO L226 Difference]: Without dead ends: 611 [2020-10-28 01:05:47,163 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 166 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=192, Invalid=564, Unknown=0, NotChecked=0, Total=756 [2020-10-28 01:05:47,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 611 states. [2020-10-28 01:05:47,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 611 to 561. [2020-10-28 01:05:47,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 561 states. [2020-10-28 01:05:47,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 561 states and 620 transitions. [2020-10-28 01:05:47,239 INFO L78 Accepts]: Start accepts. Automaton has 561 states and 620 transitions. Word has length 267 [2020-10-28 01:05:47,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:05:47,239 INFO L481 AbstractCegarLoop]: Abstraction has 561 states and 620 transitions. [2020-10-28 01:05:47,239 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 01:05:47,239 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 620 transitions. [2020-10-28 01:05:47,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2020-10-28 01:05:47,242 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:05:47,242 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 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] [2020-10-28 01:05:47,242 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-28 01:05:47,242 INFO L429 AbstractCegarLoop]: === Iteration 15 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:05:47,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:05:47,243 INFO L82 PathProgramCache]: Analyzing trace with hash 711135453, now seen corresponding path program 1 times [2020-10-28 01:05:47,243 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:05:47,243 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2143641366] [2020-10-28 01:05:47,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:05:47,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:47,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:47,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:47,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:49,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:49,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 348 [2020-10-28 01:05:49,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 01:05:49,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2185 [2020-10-28 01:05:49,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:49,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 01:05:49,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 154 [2020-10-28 01:05:49,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 187 [2020-10-28 01:05:49,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:49,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:05:49,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:49,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:49,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:49,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:05:49,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:49,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:05:49,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:49,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:49,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:49,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:49,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:49,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:05:49,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:49,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:49,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:49,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:05:49,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:49,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:49,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:49,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:49,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:49,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:49,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:49,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:05:49,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:49,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:49,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:49,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:05:49,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:49,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:49,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:49,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:49,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:49,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:49,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 01:05:49,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:05:49,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:49,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:49,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:49,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:49,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:49,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:05:49,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:49,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:49,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:49,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:49,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:49,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 01:05:49,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:49,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:49,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:49,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:05:49,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:49,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:05:49,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:49,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:49,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:49,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:49,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:49,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 01:05:49,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:49,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:49,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:49,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 01:05:49,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:49,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:05:49,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:49,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:49,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:49,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:49,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:49,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:05:49,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:49,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:49,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:49,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:49,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:49,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:49,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:49,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:49,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:49,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:49,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:49,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:05:49,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:49,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:49,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:49,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:49,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:49,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:49,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:49,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:49,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:49,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:49,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:49,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:05:49,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:49,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:49,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:49,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:49,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:49,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:49,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:49,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:49,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:49,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:49,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:49,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 01:05:49,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:49,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:49,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:49,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:05:49,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:49,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:05:49,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:49,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:49,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:49,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:49,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:49,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 01:05:49,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:49,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:49,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:49,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:49,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:49,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:49,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:49,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:49,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:49,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:49,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:49,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-28 01:05:49,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:49,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:49,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:49,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:49,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:49,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:49,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:49,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:49,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:49,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:49,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:49,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-28 01:05:49,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:49,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:49,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:49,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:49,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:49,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:49,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:49,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:49,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:49,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:49,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:49,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-28 01:05:49,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:49,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:49,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:49,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:49,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:49,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:49,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:49,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:49,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:49,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:49,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:49,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-28 01:05:49,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:49,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:49,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:49,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-28 01:05:49,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:49,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 01:05:49,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:49,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:05:49,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:49,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 01:05:49,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:49,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-28 01:05:49,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:49,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:49,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:49,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 01:05:49,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:49,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 01:05:49,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:49,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:05:49,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:49,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-28 01:05:49,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:49,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:05:49,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:49,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:49,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:49,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-28 01:05:49,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:49,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:05:49,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:49,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:49,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:49,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:49,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:49,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:05:49,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:49,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:49,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:49,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:49,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:49,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:49,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:49,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:49,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:49,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:49,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:49,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:05:49,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:49,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:49,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:49,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:49,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:49,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:49,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:49,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:49,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:49,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:49,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:49,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:05:49,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:49,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:49,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:49,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:05:49,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:49,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:49,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:49,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:49,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:49,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:49,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:49,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-28 01:05:49,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:49,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:49,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:49,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-28 01:05:49,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:49,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 01:05:49,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:49,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:05:49,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 01:05:49,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-28 01:05:49,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:50,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 01:05:50,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:50,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:50,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:50,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-28 01:05:50,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:50,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:05:50,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:50,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:05:50,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:50,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-28 01:05:50,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:50,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:05:50,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:50,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:50,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:50,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-28 01:05:50,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:50,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:05:50,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:50,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:50,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:50,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:50,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:50,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:05:50,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:50,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:50,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:50,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:05:50,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:50,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:50,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:50,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:50,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:50,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:50,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:50,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 01:05:50,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:50,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:50,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:50,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:05:50,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:50,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:50,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:50,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:50,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:50,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:50,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:50,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 01:05:50,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:50,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:50,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:50,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:50,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:50,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:50,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:50,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:50,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:50,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:50,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:50,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-10-28 01:05:50,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:50,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:50,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:50,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-28 01:05:50,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:50,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 01:05:50,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:50,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 01:05:50,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 01:05:50,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-28 01:05:50,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:50,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 01:05:50,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:50,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:50,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:50,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-28 01:05:50,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:50,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 01:05:50,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:50,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:05:50,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:50,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-28 01:05:50,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:50,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:05:50,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:50,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:50,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:50,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-28 01:05:50,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:50,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:05:50,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:50,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:50,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:50,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:50,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:50,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:05:50,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:50,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:50,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:50,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:50,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:50,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:50,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:50,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:50,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:50,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:50,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:50,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:05:50,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:50,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:50,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:50,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:05:50,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:50,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:50,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:50,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:50,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:50,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:50,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:50,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-28 01:05:50,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:50,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:50,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:50,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:05:50,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:50,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:50,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:50,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:50,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:50,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:50,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:50,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2020-10-28 01:05:50,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:50,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:50,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:50,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:50,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:50,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:05:50,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:50,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:05:50,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:50,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:05:50,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:50,298 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 28 proven. 1 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2020-10-28 01:05:50,298 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2143641366] [2020-10-28 01:05:50,299 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 01:05:50,299 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-28 01:05:50,299 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694103125] [2020-10-28 01:05:50,300 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-28 01:05:50,300 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:05:50,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-28 01:05:50,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2020-10-28 01:05:50,300 INFO L87 Difference]: Start difference. First operand 561 states and 620 transitions. Second operand 14 states. [2020-10-28 01:05:53,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:05:53,962 INFO L93 Difference]: Finished difference Result 616 states and 687 transitions. [2020-10-28 01:05:53,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-28 01:05:53,963 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 268 [2020-10-28 01:05:53,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:05:53,968 INFO L225 Difference]: With dead ends: 616 [2020-10-28 01:05:53,968 INFO L226 Difference]: Without dead ends: 612 [2020-10-28 01:05:53,969 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 70 SyntacticMatches, 3 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 179 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=176, Invalid=754, Unknown=0, NotChecked=0, Total=930 [2020-10-28 01:05:53,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 612 states. [2020-10-28 01:05:54,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 612 to 560. [2020-10-28 01:05:54,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 560 states. [2020-10-28 01:05:54,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 618 transitions. [2020-10-28 01:05:54,046 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 618 transitions. Word has length 268 [2020-10-28 01:05:54,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:05:54,047 INFO L481 AbstractCegarLoop]: Abstraction has 560 states and 618 transitions. [2020-10-28 01:05:54,047 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-28 01:05:54,047 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 618 transitions. [2020-10-28 01:05:54,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2020-10-28 01:05:54,049 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:05:54,050 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 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] [2020-10-28 01:05:54,050 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-28 01:05:54,050 INFO L429 AbstractCegarLoop]: === Iteration 16 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:05:54,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:05:54,051 INFO L82 PathProgramCache]: Analyzing trace with hash 1728334773, now seen corresponding path program 1 times [2020-10-28 01:05:54,051 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:05:54,051 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1420094439] [2020-10-28 01:05:54,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:05:54,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:54,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:54,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:54,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 352 [2020-10-28 01:05:55,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 01:05:55,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1369 [2020-10-28 01:05:55,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:05:55,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 341 [2020-10-28 01:05:55,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 01:05:55,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:05:55,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:05:55,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:05:55,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:05:55,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:05:55,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:55,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:05:55,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:05:55,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:55,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:05:55,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:55,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:55,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 01:05:55,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:05:55,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:05:55,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 01:05:55,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 01:05:55,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:05:55,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:05:55,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:55,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:55,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:05:55,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:55,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:55,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:05:55,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:55,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:55,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 01:05:55,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:05:55,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:05:55,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 01:05:55,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:55,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:55,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-28 01:05:55,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:55,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:55,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-28 01:05:55,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:55,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:55,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-28 01:05:55,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:55,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:55,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-28 01:05:55,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-28 01:05:55,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:05:55,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-28 01:05:55,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 01:05:55,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:05:55,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:05:55,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-28 01:05:55,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:05:55,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:05:55,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:55,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:55,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:05:55,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:55,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:55,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:05:55,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:05:55,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:55,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-28 01:05:55,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-28 01:05:55,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:05:55,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 01:05:55,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-28 01:05:55,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:05:55,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:05:55,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-28 01:05:55,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:05:55,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:05:55,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:05:55,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:55,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 01:05:55,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:05:55,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:55,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 01:05:55,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:55,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:55,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-10-28 01:05:55,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-28 01:05:55,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:05:55,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 01:05:55,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-28 01:05:55,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:05:55,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:05:55,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-28 01:05:55,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:05:55,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:05:55,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:55,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:55,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:05:55,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:05:55,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:55,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-28 01:05:55,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:05:55,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:55,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2020-10-28 01:05:55,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:55,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:55,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:55,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:55,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:55,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:55,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:55,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:55,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:55,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:55,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:55,971 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2020-10-28 01:05:55,971 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1420094439] [2020-10-28 01:05:55,972 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 01:05:55,972 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 01:05:55,972 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322977734] [2020-10-28 01:05:55,972 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 01:05:55,973 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:05:55,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 01:05:55,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-10-28 01:05:55,973 INFO L87 Difference]: Start difference. First operand 560 states and 618 transitions. Second operand 10 states. [2020-10-28 01:05:57,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:05:57,804 INFO L93 Difference]: Finished difference Result 940 states and 1049 transitions. [2020-10-28 01:05:57,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 01:05:57,805 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 272 [2020-10-28 01:05:57,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:05:57,809 INFO L225 Difference]: With dead ends: 940 [2020-10-28 01:05:57,809 INFO L226 Difference]: Without dead ends: 608 [2020-10-28 01:05:57,810 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2020-10-28 01:05:57,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 608 states. [2020-10-28 01:05:57,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 608 to 567. [2020-10-28 01:05:57,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 567 states. [2020-10-28 01:05:57,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 567 states and 627 transitions. [2020-10-28 01:05:57,886 INFO L78 Accepts]: Start accepts. Automaton has 567 states and 627 transitions. Word has length 272 [2020-10-28 01:05:57,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:05:57,887 INFO L481 AbstractCegarLoop]: Abstraction has 567 states and 627 transitions. [2020-10-28 01:05:57,887 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 01:05:57,887 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 627 transitions. [2020-10-28 01:05:57,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2020-10-28 01:05:57,890 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:05:57,890 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 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] [2020-10-28 01:05:57,890 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-28 01:05:57,890 INFO L429 AbstractCegarLoop]: === Iteration 17 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:05:57,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:05:57,891 INFO L82 PathProgramCache]: Analyzing trace with hash 1490286662, now seen corresponding path program 1 times [2020-10-28 01:05:57,891 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:05:57,891 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2059825004] [2020-10-28 01:05:57,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:05:57,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:57,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 353 [2020-10-28 01:05:58,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 01:05:58,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 295 [2020-10-28 01:05:58,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 01:05:58,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 01:05:58,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-28 01:05:58,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:05:58,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:05:58,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 01:05:58,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:05:58,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:58,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 01:05:58,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:05:58,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:05:58,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:58,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:05:58,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:58,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 01:05:58,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:05:58,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:05:58,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:58,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:05:58,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:58,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 01:05:58,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:05:58,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:58,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:05:58,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:05:58,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:58,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:05:58,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 01:05:58,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:05:58,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:05:58,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:05:58,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 01:05:58,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 01:05:58,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 01:05:58,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 01:05:58,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:05:58,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:58,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-28 01:05:58,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:58,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:05:58,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:58,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:58,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:58,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:58,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:58,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:05:58,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:58,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:58,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:58,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:58,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:58,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:05:58,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:58,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:58,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:58,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:58,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:58,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 01:05:58,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:05:58,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:58,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:58,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-28 01:05:58,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:58,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 01:05:58,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:58,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:58,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:58,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:05:58,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:58,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-28 01:05:58,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:58,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:05:58,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:58,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:05:58,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:58,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-28 01:05:58,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:58,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:58,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:58,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:05:58,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:58,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-28 01:05:58,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:58,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:58,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:58,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:05:58,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:58,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-28 01:05:58,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-28 01:05:58,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:05:58,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:58,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-28 01:05:58,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:58,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-28 01:05:58,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 01:05:58,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:05:58,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:58,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:58,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:58,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:05:58,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-28 01:05:58,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:05:58,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:58,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:58,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:58,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:05:58,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:58,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:58,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:58,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:58,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:58,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:05:58,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:58,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:05:58,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:58,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:58,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:58,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:05:58,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:05:58,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:58,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:58,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:58,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:58,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-28 01:05:58,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-28 01:05:58,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:05:58,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:58,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-28 01:05:58,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:58,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 01:05:58,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-28 01:05:58,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:05:58,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:58,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:58,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:58,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:05:58,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-28 01:05:58,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:05:58,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:58,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:58,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:58,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:05:58,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:05:58,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:58,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:58,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:58,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:58,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 01:05:58,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:05:58,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:58,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:58,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:58,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:58,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 01:05:58,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:58,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:58,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:58,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:58,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:58,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-10-28 01:05:58,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-28 01:05:58,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:05:58,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:58,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-28 01:05:58,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:58,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 01:05:58,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-28 01:05:58,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:05:58,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:58,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:58,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:58,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:05:58,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-28 01:05:58,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:05:58,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:58,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:58,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:58,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:05:58,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:05:58,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:58,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:58,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:58,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:58,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:05:58,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:05:58,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:58,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:58,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:58,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:58,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-28 01:05:58,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:05:58,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:58,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:58,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:05:58,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:58,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2020-10-28 01:05:58,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:05:58,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:05:58,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:05:58,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:05:58,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:05:58,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:05:58,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:05:58,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:05:58,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:05:58,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:05:58,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:05:58,671 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2020-10-28 01:05:58,672 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2059825004] [2020-10-28 01:05:58,672 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:05:58,672 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-28 01:05:58,672 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056682270] [2020-10-28 01:05:58,673 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 01:05:58,673 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:05:58,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 01:05:58,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2020-10-28 01:05:58,673 INFO L87 Difference]: Start difference. First operand 567 states and 627 transitions. Second operand 11 states. [2020-10-28 01:06:01,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:06:01,526 INFO L93 Difference]: Finished difference Result 1502 states and 1669 transitions. [2020-10-28 01:06:01,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 01:06:01,527 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 273 [2020-10-28 01:06:01,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:06:01,533 INFO L225 Difference]: With dead ends: 1502 [2020-10-28 01:06:01,533 INFO L226 Difference]: Without dead ends: 958 [2020-10-28 01:06:01,535 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=113, Invalid=307, Unknown=0, NotChecked=0, Total=420 [2020-10-28 01:06:01,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 958 states. [2020-10-28 01:06:01,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 958 to 884. [2020-10-28 01:06:01,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 884 states. [2020-10-28 01:06:01,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 884 states and 970 transitions. [2020-10-28 01:06:01,653 INFO L78 Accepts]: Start accepts. Automaton has 884 states and 970 transitions. Word has length 273 [2020-10-28 01:06:01,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:06:01,654 INFO L481 AbstractCegarLoop]: Abstraction has 884 states and 970 transitions. [2020-10-28 01:06:01,654 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 01:06:01,654 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 970 transitions. [2020-10-28 01:06:01,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2020-10-28 01:06:01,657 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:06:01,657 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 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] [2020-10-28 01:06:01,657 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-28 01:06:01,657 INFO L429 AbstractCegarLoop]: === Iteration 18 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:06:01,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:06:01,658 INFO L82 PathProgramCache]: Analyzing trace with hash -1990855350, now seen corresponding path program 1 times [2020-10-28 01:06:01,658 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:06:01,658 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1865165242] [2020-10-28 01:06:01,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:06:01,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:01,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:01,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:01,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 353 [2020-10-28 01:06:01,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:01,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 231 [2020-10-28 01:06:01,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:01,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 01:06:01,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 01:06:01,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-28 01:06:01,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:06:02,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:06:02,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 01:06:02,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:06:02,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:06:02,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 01:06:02,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 01:06:02,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 01:06:02,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:06:02,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:06:02,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:06:02,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 01:06:02,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 01:06:02,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 01:06:02,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:06:02,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:06:02,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:06:02,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 01:06:02,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 01:06:02,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:06:02,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:06:02,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 01:06:02,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:06:02,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 01:06:02,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 01:06:02,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:06:02,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:06:02,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 01:06:02,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 01:06:02,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 01:06:02,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 01:06:02,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 01:06:02,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:06:02,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:06:02,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-28 01:06:02,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:06:02,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:06:02,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:06:02,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:06:02,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:06:02,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:06:02,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:06:02,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:06:02,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:06:02,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:06:02,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:06:02,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:06:02,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:06:02,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:06:02,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:06:02,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:06:02,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:06:02,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:06:02,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:06:02,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 01:06:02,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 01:06:02,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:06:02,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:06:02,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-28 01:06:02,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:06:02,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 01:06:02,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:06:02,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:06:02,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:06:02,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:06:02,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:06:02,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-28 01:06:02,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:06:02,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:06:02,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:06:02,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:06:02,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:06:02,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-28 01:06:02,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:06:02,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:06:02,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:06:02,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:06:02,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:06:02,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-28 01:06:02,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:06:02,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:06:02,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:06:02,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:06:02,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:06:02,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-28 01:06:02,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-28 01:06:02,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 01:06:02,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:06:02,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-28 01:06:02,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:06:02,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-28 01:06:02,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 01:06:02,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:06:02,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:06:02,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:06:02,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:06:02,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:06:02,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-28 01:06:02,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:06:02,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:06:02,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:06:02,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:06:02,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:06:02,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:06:02,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:06:02,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:06:02,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:06:02,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:06:02,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:06:02,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:06:02,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:06:02,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:06:02,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:06:02,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:06:02,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 01:06:02,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:06:02,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:06:02,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:06:02,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:06:02,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:06:02,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-28 01:06:02,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-28 01:06:02,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 01:06:02,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:06:02,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-28 01:06:02,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:06:02,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 01:06:02,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-28 01:06:02,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:06:02,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:06:02,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:06:02,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:06:02,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:06:02,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-28 01:06:02,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 01:06:02,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:06:02,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:06:02,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:06:02,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:06:02,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:06:02,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:06:02,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:06:02,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:06:02,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:06:02,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-28 01:06:02,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:06:02,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:06:02,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:06:02,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:06:02,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:06:02,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-28 01:06:02,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:06:02,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:06:02,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:06:02,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:06:02,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:06:02,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2020-10-28 01:06:02,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-28 01:06:02,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 01:06:02,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:06:02,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-28 01:06:02,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:06:02,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 01:06:02,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-28 01:06:02,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 01:06:02,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:06:02,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:06:02,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:06:02,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 01:06:02,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-28 01:06:02,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 01:06:02,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:06:02,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:06:02,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:06:02,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 01:06:02,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 01:06:02,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:06:02,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:06:02,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:06:02,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:06:02,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 01:06:02,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:06:02,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 01:06:02,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:06:02,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:06:02,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:06:02,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-28 01:06:02,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 01:06:02,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:06:02,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:06:02,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 01:06:02,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:06:02,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2020-10-28 01:06:02,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 01:06:02,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 01:06:02,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 01:06:02,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 01:06:02,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 01:06:02,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 01:06:02,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 01:06:02,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 01:06:02,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 01:06:02,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 01:06:02,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 01:06:02,460 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2020-10-28 01:06:02,461 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1865165242] [2020-10-28 01:06:02,461 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 01:06:02,461 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-28 01:06:02,461 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [514290596] [2020-10-28 01:06:02,462 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 01:06:02,462 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 01:06:02,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 01:06:02,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2020-10-28 01:06:02,463 INFO L87 Difference]: Start difference. First operand 884 states and 970 transitions. Second operand 12 states. [2020-10-28 01:06:04,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 01:06:04,271 INFO L93 Difference]: Finished difference Result 1765 states and 1951 transitions. [2020-10-28 01:06:04,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 01:06:04,271 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 273 [2020-10-28 01:06:04,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 01:06:04,275 INFO L225 Difference]: With dead ends: 1765 [2020-10-28 01:06:04,275 INFO L226 Difference]: Without dead ends: 905 [2020-10-28 01:06:04,277 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=87, Invalid=219, Unknown=0, NotChecked=0, Total=306 [2020-10-28 01:06:04,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 905 states. [2020-10-28 01:06:04,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 905 to 884. [2020-10-28 01:06:04,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 884 states. [2020-10-28 01:06:04,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 884 states and 960 transitions. [2020-10-28 01:06:04,385 INFO L78 Accepts]: Start accepts. Automaton has 884 states and 960 transitions. Word has length 273 [2020-10-28 01:06:04,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 01:06:04,385 INFO L481 AbstractCegarLoop]: Abstraction has 884 states and 960 transitions. [2020-10-28 01:06:04,385 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 01:06:04,385 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 960 transitions. [2020-10-28 01:06:04,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2020-10-28 01:06:04,388 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 01:06:04,388 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 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] [2020-10-28 01:06:04,388 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-10-28 01:06:04,389 INFO L429 AbstractCegarLoop]: === Iteration 19 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 01:06:04,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 01:06:04,389 INFO L82 PathProgramCache]: Analyzing trace with hash 1776175046, now seen corresponding path program 1 times [2020-10-28 01:06:04,389 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 01:06:04,389 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1640286554] [2020-10-28 01:06:04,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 01:06:04,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-28 01:06:04,423 INFO L173 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-10-28 01:06:04,423 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-28 01:06:04,429 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-10-28 01:06:04,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 01:06:04 BoogieIcfgContainer [2020-10-28 01:06:04,470 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 01:06:04,472 INFO L168 Benchmark]: Toolchain (without parser) took 144244.25 ms. Allocated memory was 151.0 MB in the beginning and 1.1 GB in the end (delta: 979.4 MB). Free memory was 125.7 MB in the beginning and 870.3 MB in the end (delta: -744.6 MB). Peak memory consumption was 234.9 MB. Max. memory is 8.0 GB. [2020-10-28 01:06:04,473 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 151.0 MB. Free memory is still 123.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 01:06:04,473 INFO L168 Benchmark]: CACSL2BoogieTranslator took 491.40 ms. Allocated memory is still 151.0 MB. Free memory was 125.1 MB in the beginning and 111.5 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2020-10-28 01:06:04,474 INFO L168 Benchmark]: Boogie Preprocessor took 59.15 ms. Allocated memory is still 151.0 MB. Free memory was 111.5 MB in the beginning and 109.2 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-10-28 01:06:04,474 INFO L168 Benchmark]: RCFGBuilder took 910.56 ms. Allocated memory is still 151.0 MB. Free memory was 109.2 MB in the beginning and 104.5 MB in the end (delta: 4.7 MB). Peak memory consumption was 13.5 MB. Max. memory is 8.0 GB. [2020-10-28 01:06:04,475 INFO L168 Benchmark]: TraceAbstraction took 142762.86 ms. Allocated memory was 151.0 MB in the beginning and 1.1 GB in the end (delta: 979.4 MB). Free memory was 104.0 MB in the beginning and 870.3 MB in the end (delta: -766.3 MB). Peak memory consumption was 213.0 MB. Max. memory is 8.0 GB. [2020-10-28 01:06:04,477 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 151.0 MB. Free memory is still 123.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 491.40 ms. Allocated memory is still 151.0 MB. Free memory was 125.1 MB in the beginning and 111.5 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 59.15 ms. Allocated memory is still 151.0 MB. Free memory was 111.5 MB in the beginning and 109.2 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 910.56 ms. Allocated memory is still 151.0 MB. Free memory was 109.2 MB in the beginning and 104.5 MB in the end (delta: 4.7 MB). Peak memory consumption was 13.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 142762.86 ms. Allocated memory was 151.0 MB in the beginning and 1.1 GB in the end (delta: 979.4 MB). Free memory was 104.0 MB in the beginning and 870.3 MB in the end (delta: -766.3 MB). Peak memory consumption was 213.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L16] int m_pc = 0; [L17] int t1_pc = 0; [L18] int t2_pc = 0; [L19] int m_st ; [L20] int t1_st ; [L21] int t2_st ; [L22] int m_i ; [L23] int t1_i ; [L24] int t2_i ; [L25] int M_E = 2; [L26] int T1_E = 2; [L27] int T2_E = 2; [L28] int E_M = 2; [L29] int E_1 = 2; [L30] int E_2 = 2; [L35] int token ; [L37] int local ; [L602] int __retres1 ; [L606] CALL init_model() [L516] m_i = 1 [L517] t1_i = 1 [L518] t2_i = 1 [L606] RET init_model() [L607] CALL start_simulation() [L543] int kernel_st ; [L544] int tmp ; [L545] int tmp___0 ; [L549] kernel_st = 0 [L550] FCALL update_channels() [L551] CALL init_threads() [L235] COND TRUE m_i == 1 [L236] m_st = 0 [L240] COND TRUE t1_i == 1 [L241] t1_st = 0 [L245] COND TRUE t2_i == 1 [L246] t2_st = 0 [L551] RET init_threads() [L552] CALL fire_delta_events() [L348] COND FALSE !(M_E == 0) [L353] COND FALSE !(T1_E == 0) [L358] COND FALSE !(T2_E == 0) [L363] COND FALSE !(E_M == 0) [L368] COND FALSE !(E_1 == 0) [L373] COND FALSE !(E_2 == 0) [L552] RET fire_delta_events() [L553] CALL activate_threads() [L421] int tmp ; [L422] int tmp___0 ; [L423] int tmp___1 ; [L427] CALL, EXPR is_master_triggered() [L167] int __retres1 ; [L170] COND FALSE !(m_pc == 1) [L180] __retres1 = 0 [L182] return (__retres1); [L427] RET, EXPR is_master_triggered() [L427] tmp = is_master_triggered() [L429] COND FALSE !(\read(tmp)) [L435] CALL, EXPR is_transmit1_triggered() [L186] int __retres1 ; [L189] COND FALSE !(t1_pc == 1) [L199] __retres1 = 0 [L201] return (__retres1); [L435] RET, EXPR is_transmit1_triggered() [L435] tmp___0 = is_transmit1_triggered() [L437] COND FALSE !(\read(tmp___0)) [L443] CALL, EXPR is_transmit2_triggered() [L205] int __retres1 ; [L208] COND FALSE !(t2_pc == 1) [L218] __retres1 = 0 [L220] return (__retres1); [L443] RET, EXPR is_transmit2_triggered() [L443] tmp___1 = is_transmit2_triggered() [L445] COND FALSE !(\read(tmp___1)) [L553] RET activate_threads() [L554] CALL reset_delta_events() [L386] COND FALSE !(M_E == 1) [L391] COND FALSE !(T1_E == 1) [L396] COND FALSE !(T2_E == 1) [L401] COND FALSE !(E_M == 1) [L406] COND FALSE !(E_1 == 1) [L411] COND FALSE !(E_2 == 1) [L554] RET reset_delta_events() [L557] COND TRUE 1 [L560] kernel_st = 1 [L561] CALL eval() [L281] int tmp ; [L285] COND TRUE 1 [L288] CALL, EXPR exists_runnable_thread() [L255] int __retres1 ; [L258] COND TRUE m_st == 0 [L259] __retres1 = 1 [L276] return (__retres1); [L288] RET, EXPR exists_runnable_thread() [L288] tmp = exists_runnable_thread() [L290] COND TRUE \read(tmp) [L295] COND TRUE m_st == 0 [L296] int tmp_ndt_1; [L297] tmp_ndt_1 = __VERIFIER_nondet_int() [L298] COND FALSE !(\read(tmp_ndt_1)) [L309] COND TRUE t1_st == 0 [L310] int tmp_ndt_2; [L311] tmp_ndt_2 = __VERIFIER_nondet_int() [L312] COND TRUE \read(tmp_ndt_2) [L314] t1_st = 1 [L315] CALL transmit1() [L98] COND TRUE t1_pc == 0 [L109] COND TRUE 1 [L111] t1_pc = 1 [L112] t1_st = 2 [L315] RET transmit1() [L323] COND TRUE t2_st == 0 [L324] int tmp_ndt_3; [L325] tmp_ndt_3 = __VERIFIER_nondet_int() [L326] COND TRUE \read(tmp_ndt_3) [L328] t2_st = 1 [L329] CALL transmit2() [L134] COND TRUE t2_pc == 0 [L145] COND TRUE 1 [L147] t2_pc = 1 [L148] t2_st = 2 [L329] RET transmit2() [L285] COND TRUE 1 [L288] CALL, EXPR exists_runnable_thread() [L255] int __retres1 ; [L258] COND TRUE m_st == 0 [L259] __retres1 = 1 [L276] return (__retres1); [L288] RET, EXPR exists_runnable_thread() [L288] tmp = exists_runnable_thread() [L290] COND TRUE \read(tmp) [L295] COND TRUE m_st == 0 [L296] int tmp_ndt_1; [L297] tmp_ndt_1 = __VERIFIER_nondet_int() [L298] COND TRUE \read(tmp_ndt_1) [L300] m_st = 1 [L301] CALL master() [L40] int tmp_var = __VERIFIER_nondet_int(); [L42] COND TRUE m_pc == 0 [L53] COND TRUE 1 [L56] token = __VERIFIER_nondet_int() [L57] local = token [L58] E_1 = 1 [L59] CALL immediate_notify() [L459] CALL activate_threads() [L421] int tmp ; [L422] int tmp___0 ; [L423] int tmp___1 ; [L427] CALL, EXPR is_master_triggered() [L167] int __retres1 ; [L170] COND FALSE !(m_pc == 1) [L180] __retres1 = 0 [L182] return (__retres1); [L427] RET, EXPR is_master_triggered() [L427] tmp = is_master_triggered() [L429] COND FALSE !(\read(tmp)) [L435] CALL, EXPR is_transmit1_triggered() [L186] int __retres1 ; [L189] COND TRUE t1_pc == 1 [L190] COND TRUE E_1 == 1 [L191] __retres1 = 1 [L201] return (__retres1); [L435] RET, EXPR is_transmit1_triggered() [L435] tmp___0 = is_transmit1_triggered() [L437] COND TRUE \read(tmp___0) [L438] t1_st = 0 [L443] CALL, EXPR is_transmit2_triggered() [L205] int __retres1 ; [L208] COND TRUE t2_pc == 1 [L209] COND FALSE !(E_2 == 1) [L218] __retres1 = 0 [L220] return (__retres1); [L443] RET, EXPR is_transmit2_triggered() [L443] tmp___1 = is_transmit2_triggered() [L445] COND FALSE !(\read(tmp___1)) [L459] RET activate_threads() [L59] RET immediate_notify() [L60] E_1 = 2 [L61] m_pc = 1 [L62] m_st = 2 [L301] RET master() [L309] COND TRUE t1_st == 0 [L310] int tmp_ndt_2; [L311] tmp_ndt_2 = __VERIFIER_nondet_int() [L312] COND TRUE \read(tmp_ndt_2) [L314] t1_st = 1 [L315] CALL transmit1() [L98] COND FALSE !(t1_pc == 0) [L101] COND TRUE t1_pc == 1 [L117] token += 1 [L118] E_2 = 1 [L119] CALL immediate_notify() [L459] CALL activate_threads() [L421] int tmp ; [L422] int tmp___0 ; [L423] int tmp___1 ; [L427] CALL, EXPR is_master_triggered() [L167] int __retres1 ; [L170] COND TRUE m_pc == 1 [L171] COND FALSE !(E_M == 1) [L180] __retres1 = 0 [L182] return (__retres1); [L427] RET, EXPR is_master_triggered() [L427] tmp = is_master_triggered() [L429] COND FALSE !(\read(tmp)) [L435] CALL, EXPR is_transmit1_triggered() [L186] int __retres1 ; [L189] COND TRUE t1_pc == 1 [L190] COND FALSE !(E_1 == 1) [L199] __retres1 = 0 [L201] return (__retres1); [L435] RET, EXPR is_transmit1_triggered() [L435] tmp___0 = is_transmit1_triggered() [L437] COND FALSE !(\read(tmp___0)) [L443] CALL, EXPR is_transmit2_triggered() [L205] int __retres1 ; [L208] COND TRUE t2_pc == 1 [L209] COND TRUE E_2 == 1 [L210] __retres1 = 1 [L220] return (__retres1); [L443] RET, EXPR is_transmit2_triggered() [L443] tmp___1 = is_transmit2_triggered() [L445] COND TRUE \read(tmp___1) [L446] t2_st = 0 [L459] RET activate_threads() [L119] RET immediate_notify() [L120] E_2 = 2 [L109] COND TRUE 1 [L111] t1_pc = 1 [L112] t1_st = 2 [L315] RET transmit1() [L323] COND TRUE t2_st == 0 [L324] int tmp_ndt_3; [L325] tmp_ndt_3 = __VERIFIER_nondet_int() [L326] COND TRUE \read(tmp_ndt_3) [L328] t2_st = 1 [L329] CALL transmit2() [L134] COND FALSE !(t2_pc == 0) [L137] COND TRUE t2_pc == 1 [L153] token += 1 [L154] E_M = 1 [L155] CALL immediate_notify() [L459] CALL activate_threads() [L421] int tmp ; [L422] int tmp___0 ; [L423] int tmp___1 ; [L427] CALL, EXPR is_master_triggered() [L167] int __retres1 ; [L170] COND TRUE m_pc == 1 [L171] COND TRUE E_M == 1 [L172] __retres1 = 1 [L182] return (__retres1); [L427] RET, EXPR is_master_triggered() [L427] tmp = is_master_triggered() [L429] COND TRUE \read(tmp) [L430] m_st = 0 [L435] CALL, EXPR is_transmit1_triggered() [L186] int __retres1 ; [L189] COND TRUE t1_pc == 1 [L190] COND FALSE !(E_1 == 1) [L199] __retres1 = 0 [L201] return (__retres1); [L435] RET, EXPR is_transmit1_triggered() [L435] tmp___0 = is_transmit1_triggered() [L437] COND FALSE !(\read(tmp___0)) [L443] CALL, EXPR is_transmit2_triggered() [L205] int __retres1 ; [L208] COND TRUE t2_pc == 1 [L209] COND FALSE !(E_2 == 1) [L218] __retres1 = 0 [L220] return (__retres1); [L443] RET, EXPR is_transmit2_triggered() [L443] tmp___1 = is_transmit2_triggered() [L445] COND FALSE !(\read(tmp___1)) [L459] RET activate_threads() [L155] RET immediate_notify() [L156] E_M = 2 [L145] COND TRUE 1 [L147] t2_pc = 1 [L148] t2_st = 2 [L329] RET transmit2() [L285] COND TRUE 1 [L288] CALL, EXPR exists_runnable_thread() [L255] int __retres1 ; [L258] COND TRUE m_st == 0 [L259] __retres1 = 1 [L276] return (__retres1); [L288] RET, EXPR exists_runnable_thread() [L288] tmp = exists_runnable_thread() [L290] COND TRUE \read(tmp) [L295] COND TRUE m_st == 0 [L296] int tmp_ndt_1; [L297] tmp_ndt_1 = __VERIFIER_nondet_int() [L298] COND TRUE \read(tmp_ndt_1) [L300] m_st = 1 [L301] CALL master() [L40] int tmp_var = __VERIFIER_nondet_int(); [L42] COND FALSE !(m_pc == 0) [L45] COND TRUE m_pc == 1 [L67] COND FALSE !(token != local + 2) [L72] COND TRUE tmp_var <= 5 [L73] COND TRUE tmp_var >= 5 [L78] COND TRUE tmp_var <= 5 [L79] COND TRUE tmp_var >= 5 [L80] COND TRUE tmp_var == 5 [L81] CALL error() [L12] CALL reach_error() [L3] __assert_fail("0", "token_ring.02.cil-2.c", 3, "reach_error") - StatisticsResult: Ultimate Automizer benchmark data CFG has 24 procedures, 185 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 142.6s, OverallIterations: 19, TraceHistogramMax: 7, AutomataDifference: 59.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3721 SDtfs, 14371 SDslu, 1081 SDs, 0 SdLazy, 25003 SolverSat, 6478 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 38.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1326 GetRequests, 938 SyntacticMatches, 7 SemanticMatches, 381 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2189 ImplicationChecksByTransitivity, 14.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3111occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.4s AutomataMinimizationTime, 18 MinimizatonAttempts, 3004 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 78.9s InterpolantComputationTime, 3752 NumberOfCodeBlocks, 3752 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 3461 ConstructedInterpolants, 0 QuantifiedInterpolants, 1927028 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 12 PerfectInterpolantSequences, 2356/2422 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...