/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/systemc/token_ring.05.cil-2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 14:37:05,292 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 14:37:05,296 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 14:37:05,353 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 14:37:05,354 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 14:37:05,362 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 14:37:05,365 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 14:37:05,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 14:37:05,374 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 14:37:05,380 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 14:37:05,382 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 14:37:05,383 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 14:37:05,384 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 14:37:05,388 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 14:37:05,391 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 14:37:05,394 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 14:37:05,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 14:37:05,399 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 14:37:05,416 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 14:37:05,418 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 14:37:05,423 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 14:37:05,426 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 14:37:05,428 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 14:37:05,429 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 14:37:05,434 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 14:37:05,439 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 14:37:05,440 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 14:37:05,441 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 14:37:05,442 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 14:37:05,444 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 14:37:05,445 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 14:37:05,446 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 14:37:05,448 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 14:37:05,450 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 14:37:05,451 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 14:37:05,451 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 14:37:05,452 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 14:37:05,453 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 14:37:05,453 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 14:37:05,454 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 14:37:05,456 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 14:37:05,461 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-29 14:37:05,503 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 14:37:05,503 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 14:37:05,505 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 14:37:05,505 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 14:37:05,505 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 14:37:05,506 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 14:37:05,506 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 14:37:05,506 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 14:37:05,506 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 14:37:05,506 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 14:37:05,507 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 14:37:05,507 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 14:37:05,507 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 14:37:05,507 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 14:37:05,507 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 14:37:05,508 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 14:37:05,508 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 14:37:05,508 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 14:37:05,508 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 14:37:05,508 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 14:37:05,509 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 14:37:05,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 14:37:05,509 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 14:37:05,509 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 14:37:05,509 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 14:37:05,510 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 14:37:05,510 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 14:37:05,510 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 14:37:05,510 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 14:37:05,510 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 14:37:05,880 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 14:37:05,935 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 14:37:05,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 14:37:05,941 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 14:37:05,942 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 14:37:05,943 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/token_ring.05.cil-2.c [2020-10-29 14:37:06,038 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1a6fe9de4/91ec2aa9e1c042a4b6aa7dcb69054c31/FLAGec487e205 [2020-10-29 14:37:06,671 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 14:37:06,672 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/token_ring.05.cil-2.c [2020-10-29 14:37:06,689 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1a6fe9de4/91ec2aa9e1c042a4b6aa7dcb69054c31/FLAGec487e205 [2020-10-29 14:37:07,045 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1a6fe9de4/91ec2aa9e1c042a4b6aa7dcb69054c31 [2020-10-29 14:37:07,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 14:37:07,058 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 14:37:07,063 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 14:37:07,064 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 14:37:07,069 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 14:37:07,070 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:37:07" (1/1) ... [2020-10-29 14:37:07,075 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27a4f94b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:37:07, skipping insertion in model container [2020-10-29 14:37:07,075 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:37:07" (1/1) ... [2020-10-29 14:37:07,084 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 14:37:07,151 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 14:37:07,464 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 14:37:07,477 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 14:37:07,566 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 14:37:07,597 INFO L208 MainTranslator]: Completed translation [2020-10-29 14:37:07,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:37:07 WrapperNode [2020-10-29 14:37:07,598 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 14:37:07,599 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 14:37:07,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 14:37:07,599 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 14:37:07,616 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:37:07" (1/1) ... [2020-10-29 14:37:07,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:37:07" (1/1) ... [2020-10-29 14:37:07,630 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:37:07" (1/1) ... [2020-10-29 14:37:07,630 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:37:07" (1/1) ... [2020-10-29 14:37:07,650 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:37:07" (1/1) ... [2020-10-29 14:37:07,689 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:37:07" (1/1) ... [2020-10-29 14:37:07,696 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:37:07" (1/1) ... [2020-10-29 14:37:07,708 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 14:37:07,713 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 14:37:07,713 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 14:37:07,713 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 14:37:07,714 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:37:07" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 14:37:07,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 14:37:07,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 14:37:07,815 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 14:37:07,816 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-10-29 14:37:07,816 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2020-10-29 14:37:07,817 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2020-10-29 14:37:07,817 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2020-10-29 14:37:07,817 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2020-10-29 14:37:07,818 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit4 [2020-10-29 14:37:07,818 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit5 [2020-10-29 14:37:07,819 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2020-10-29 14:37:07,819 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2020-10-29 14:37:07,820 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2020-10-29 14:37:07,820 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2020-10-29 14:37:07,820 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit4_triggered [2020-10-29 14:37:07,821 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit5_triggered [2020-10-29 14:37:07,821 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-10-29 14:37:07,822 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-10-29 14:37:07,822 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-10-29 14:37:07,822 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-10-29 14:37:07,822 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-10-29 14:37:07,823 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-10-29 14:37:07,823 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-10-29 14:37:07,823 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2020-10-29 14:37:07,823 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-10-29 14:37:07,823 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-10-29 14:37:07,824 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-10-29 14:37:07,824 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-10-29 14:37:07,824 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-10-29 14:37:07,824 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 14:37:07,824 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 14:37:07,825 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 14:37:07,825 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 14:37:07,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 14:37:07,825 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-10-29 14:37:07,826 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2020-10-29 14:37:07,826 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2020-10-29 14:37:07,826 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2020-10-29 14:37:07,826 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2020-10-29 14:37:07,827 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit4_triggered [2020-10-29 14:37:07,827 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit5_triggered [2020-10-29 14:37:07,827 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2020-10-29 14:37:07,827 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 14:37:07,827 INFO L130 BoogieDeclarations]: Found specification of procedure master [2020-10-29 14:37:07,828 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2020-10-29 14:37:07,828 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2020-10-29 14:37:07,828 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2020-10-29 14:37:07,828 INFO L130 BoogieDeclarations]: Found specification of procedure transmit4 [2020-10-29 14:37:07,828 INFO L130 BoogieDeclarations]: Found specification of procedure transmit5 [2020-10-29 14:37:07,829 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-10-29 14:37:07,829 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-10-29 14:37:07,829 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-10-29 14:37:07,829 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-10-29 14:37:07,830 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-10-29 14:37:07,830 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-10-29 14:37:07,830 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-10-29 14:37:07,831 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-10-29 14:37:07,831 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-10-29 14:37:07,831 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-10-29 14:37:07,832 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-10-29 14:37:07,832 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-10-29 14:37:07,832 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 14:37:07,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 14:37:07,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 14:37:07,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 14:37:07,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 14:37:07,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 14:37:07,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 14:37:08,857 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 14:37:08,858 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-10-29 14:37:08,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:37:08 BoogieIcfgContainer [2020-10-29 14:37:08,860 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 14:37:08,862 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 14:37:08,862 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 14:37:08,867 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 14:37:08,867 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 02:37:07" (1/3) ... [2020-10-29 14:37:08,868 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@442de503 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 02:37:08, skipping insertion in model container [2020-10-29 14:37:08,868 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:37:07" (2/3) ... [2020-10-29 14:37:08,869 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@442de503 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 02:37:08, skipping insertion in model container [2020-10-29 14:37:08,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:37:08" (3/3) ... [2020-10-29 14:37:08,871 INFO L111 eAbstractionObserver]: Analyzing ICFG token_ring.05.cil-2.c [2020-10-29 14:37:08,884 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 14:37:08,890 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 14:37:08,905 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 14:37:08,944 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 14:37:08,945 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 14:37:08,945 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 14:37:08,958 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 14:37:08,959 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 14:37:08,959 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 14:37:08,959 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 14:37:08,960 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 14:37:09,020 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states. [2020-10-29 14:37:09,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-10-29 14:37:09,041 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:37:09,043 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 14:37:09,043 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:37:09,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:37:09,050 INFO L82 PathProgramCache]: Analyzing trace with hash 540503431, now seen corresponding path program 1 times [2020-10-29 14:37:09,062 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:37:09,063 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1582860502] [2020-10-29 14:37:09,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:37:09,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:09,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:09,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:09,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:09,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:11,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:14,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:14,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 177 [2020-10-29 14:37:14,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 14:37:14,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-29 14:37:14,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:14,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:14,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:37:14,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-29 14:37:14,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 90 [2020-10-29 14:37:14,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 14:37:14,737 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 14:37:14,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:37:14,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:14,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:14,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:14,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:37:14,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:14,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 14:37:14,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:14,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:14,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:37:14,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:14,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:37:14,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:37:14,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:37:14,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:14,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:14,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:14,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:37:14,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:14,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 14:37:14,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:14,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:14,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:37:14,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:14,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:37:14,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:37:14,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:37:14,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:14,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:14,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:14,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:37:14,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:14,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:37:14,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:14,824 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:14,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:37:14,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:14,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:37:14,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:37:14,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:37:14,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:14,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:14,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:14,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 14:37:14,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:14,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 14:37:14,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:14,866 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:14,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:37:14,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:14,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:37:14,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:37:14,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 14:37:14,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:14,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:14,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:14,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-29 14:37:14,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:14,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-29 14:37:14,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:14,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:14,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:37:14,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:14,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 14:37:14,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:37:14,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 14:37:14,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:14,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:15,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:15,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:15,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:16,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:16,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-29 14:37:16,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 14:37:16,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2016 [2020-10-29 14:37:16,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:16,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:17,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:37:17,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:17,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-10-29 14:37:17,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:37:17,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:37:17,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:17,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:17,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:17,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:37:17,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:17,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:37:17,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:17,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:17,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:37:17,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:17,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:37:17,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:37:17,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:37:17,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:17,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:17,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:17,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:37:17,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:17,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:37:17,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:17,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:17,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:37:17,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:17,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:37:17,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:37:17,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:37:17,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:17,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:17,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:17,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:37:17,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:17,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:37:17,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:17,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:17,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:37:17,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:17,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:37:17,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:37:17,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:37:17,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:17,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:17,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:17,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:37:17,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:17,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:37:17,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:17,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:17,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:37:17,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:17,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:37:17,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:37:17,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:37:17,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:17,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:17,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:17,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:37:17,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:17,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:37:17,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:17,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:17,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:37:17,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:17,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:37:17,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-29 14:37:17,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:37:17,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:17,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:17,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:17,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:37:17,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:17,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:37:17,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:17,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:17,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:37:17,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:17,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:37:17,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:37:17,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-29 14:37:17,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:17,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:17,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:17,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-29 14:37:17,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:17,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-29 14:37:17,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:17,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:17,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:37:17,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 14:37:17,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-29 14:37:17,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:37:17,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-29 14:37:17,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:17,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:17,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:17,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:37:17,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:17,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 14:37:17,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:17,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:17,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:37:17,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:37:17,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:37:17,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:37:17,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 14:37:17,326 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1582860502] [2020-10-29 14:37:17,328 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:37:17,329 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 14:37:17,330 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776280026] [2020-10-29 14:37:17,339 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 14:37:17,339 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:37:17,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 14:37:17,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-10-29 14:37:17,358 INFO L87 Difference]: Start difference. First operand 275 states. Second operand 9 states. [2020-10-29 14:37:18,554 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-29 14:37:20,462 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-29 14:37:27,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 14:37:27,161 INFO L93 Difference]: Finished difference Result 1167 states and 1891 transitions. [2020-10-29 14:37:27,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-29 14:37:27,165 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 135 [2020-10-29 14:37:27,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 14:37:27,193 INFO L225 Difference]: With dead ends: 1167 [2020-10-29 14:37:27,193 INFO L226 Difference]: Without dead ends: 895 [2020-10-29 14:37:27,202 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 162 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=196, Invalid=560, Unknown=0, NotChecked=0, Total=756 [2020-10-29 14:37:27,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 895 states. [2020-10-29 14:37:27,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 895 to 654. [2020-10-29 14:37:27,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 654 states. [2020-10-29 14:37:27,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 654 states and 964 transitions. [2020-10-29 14:37:27,456 INFO L78 Accepts]: Start accepts. Automaton has 654 states and 964 transitions. Word has length 135 [2020-10-29 14:37:27,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 14:37:27,457 INFO L481 AbstractCegarLoop]: Abstraction has 654 states and 964 transitions. [2020-10-29 14:37:27,457 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 14:37:27,458 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 964 transitions. [2020-10-29 14:37:27,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-10-29 14:37:27,476 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:37:27,476 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 14:37:27,477 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 14:37:27,477 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:37:27,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:37:27,478 INFO L82 PathProgramCache]: Analyzing trace with hash 265743817, now seen corresponding path program 1 times [2020-10-29 14:37:27,479 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:37:27,479 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [993904276] [2020-10-29 14:37:27,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:37:27,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:27,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:27,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:27,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:27,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:30,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:31,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:31,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:31,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:31,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:31,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:31,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:31,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:31,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:31,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:31,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:31,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:31,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:32,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:32,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:32,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 177 [2020-10-29 14:37:32,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-29 14:37:32,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-29 14:37:32,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:32,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:32,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 14:37:32,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 14:37:32,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 92 [2020-10-29 14:37:32,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:37:32,759 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 14:37:32,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:37:32,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:32,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:32,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:32,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:37:32,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:32,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-29 14:37:32,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:32,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:32,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:37:32,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:32,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 14:37:32,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:37:32,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:37:32,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:32,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:32,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:32,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:37:32,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:32,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 14:37:32,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:32,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:32,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:37:32,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:32,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 14:37:32,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 14:37:32,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:37:32,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:32,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:32,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:32,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:37:32,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:32,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 14:37:32,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:32,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:32,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:37:32,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:32,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 14:37:32,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:37:32,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:37:32,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:32,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:32,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:32,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 14:37:32,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:32,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 14:37:32,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:32,923 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:32,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:37:32,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:32,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 14:37:32,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:37:32,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 14:37:32,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:32,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:32,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:32,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-29 14:37:32,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:32,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 14:37:32,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:32,982 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:32,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:37:32,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:32,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-29 14:37:32,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:37:33,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 14:37:33,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:33,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:33,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:33,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:33,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:34,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:34,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-29 14:37:34,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 14:37:34,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1441 [2020-10-29 14:37:34,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:34,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:34,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:37:34,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 40 [2020-10-29 14:37:34,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-29 14:37:34,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:37:34,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:37:34,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:34,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:34,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:34,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:37:34,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:34,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:37:34,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:34,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:34,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:37:34,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:34,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:37:34,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:37:34,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:37:34,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:34,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:34,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:34,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:37:34,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:34,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:37:34,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:34,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:34,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:37:34,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:34,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:37:34,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:37:34,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:37:34,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:34,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:34,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:34,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:37:34,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:34,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:37:34,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:34,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:34,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:37:34,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:34,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:37:34,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:37:34,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:37:34,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:34,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:34,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:34,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:37:34,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:34,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:37:34,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:34,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:34,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:37:34,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:34,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 14:37:34,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:37:34,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:37:34,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:34,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:34,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:34,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:37:34,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:34,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:37:34,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:34,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:34,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:37:34,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:34,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:37:34,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:37:34,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:37:34,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:34,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:34,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:34,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:37:34,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:34,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 14:37:34,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:34,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:34,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:37:34,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:34,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:37:34,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:37:34,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-29 14:37:34,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:34,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:34,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:34,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-29 14:37:34,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:34,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 14:37:34,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:34,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:34,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:37:34,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-29 14:37:34,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:37:34,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:37:34,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-29 14:37:34,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:34,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:34,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:34,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:37:34,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:34,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:37:34,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:34,560 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:34,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:37:34,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:37:34,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:37:34,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:37:34,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 14:37:34,596 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [993904276] [2020-10-29 14:37:34,597 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:37:34,597 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 14:37:34,598 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309193428] [2020-10-29 14:37:34,602 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 14:37:34,602 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:37:34,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 14:37:34,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-29 14:37:34,603 INFO L87 Difference]: Start difference. First operand 654 states and 964 transitions. Second operand 8 states. [2020-10-29 14:37:34,789 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 14:37:37,294 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 14:37:42,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 14:37:42,384 INFO L93 Difference]: Finished difference Result 2252 states and 3434 transitions. [2020-10-29 14:37:42,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-29 14:37:42,385 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 135 [2020-10-29 14:37:42,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 14:37:42,407 INFO L225 Difference]: With dead ends: 2252 [2020-10-29 14:37:42,407 INFO L226 Difference]: Without dead ends: 1624 [2020-10-29 14:37:42,412 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-29 14:37:42,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1624 states. [2020-10-29 14:37:42,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1624 to 1278. [2020-10-29 14:37:42,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1278 states. [2020-10-29 14:37:42,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 1278 states and 1886 transitions. [2020-10-29 14:37:42,682 INFO L78 Accepts]: Start accepts. Automaton has 1278 states and 1886 transitions. Word has length 135 [2020-10-29 14:37:42,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 14:37:42,682 INFO L481 AbstractCegarLoop]: Abstraction has 1278 states and 1886 transitions. [2020-10-29 14:37:42,683 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 14:37:42,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 1886 transitions. [2020-10-29 14:37:42,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-10-29 14:37:42,687 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:37:42,688 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 14:37:42,688 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 14:37:42,688 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:37:42,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:37:42,689 INFO L82 PathProgramCache]: Analyzing trace with hash 643386634, now seen corresponding path program 1 times [2020-10-29 14:37:42,689 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:37:42,691 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [558236966] [2020-10-29 14:37:42,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:37:42,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:42,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:42,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:42,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:42,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:42,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:47,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:47,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 177 [2020-10-29 14:37:47,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 14:37:47,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-29 14:37:47,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:47,747 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:47,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 14:37:47,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 14:37:47,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-29 14:37:47,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:37:47,949 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 14:37:47,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:37:47,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:47,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:47,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:47,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:37:47,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:47,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-29 14:37:47,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:47,989 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:47,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:37:47,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:47,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 14:37:47,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:37:48,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:37:48,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:48,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:48,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:48,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:37:48,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:48,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:37:48,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:48,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:48,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:37:48,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:48,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 14:37:48,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:37:48,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:37:48,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:48,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:48,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:48,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:37:48,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:48,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:37:48,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:48,036 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:48,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:37:48,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:48,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 14:37:48,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:37:48,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:37:48,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:48,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:48,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:48,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 14:37:48,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:48,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 14:37:48,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:48,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:48,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:37:48,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:48,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 14:37:48,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:37:48,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 14:37:48,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:48,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:48,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:48,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-29 14:37:48,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:48,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 14:37:48,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:48,140 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:48,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:37:48,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 14:37:48,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-29 14:37:48,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:37:48,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 14:37:48,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:48,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:48,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:48,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:48,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:48,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:50,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:50,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-29 14:37:50,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 14:37:50,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2802 [2020-10-29 14:37:50,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:50,972 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:50,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 14:37:50,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 63 [2020-10-29 14:37:50,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 14:37:50,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:37:51,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:37:51,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:51,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:51,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:51,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:37:51,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:51,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:37:51,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:51,034 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:51,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:37:51,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:51,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:37:51,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:37:51,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:37:51,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:51,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:51,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:51,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:37:51,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:51,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:37:51,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:51,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:51,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:37:51,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:51,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:37:51,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:37:51,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:37:51,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:51,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:51,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:51,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:37:51,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:51,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:37:51,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:51,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:51,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:37:51,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:51,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:37:51,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:37:51,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:37:51,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:51,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:51,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:51,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:37:51,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:51,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:37:51,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:51,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:51,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:37:51,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:51,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:37:51,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:37:51,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:37:51,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:51,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:51,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:51,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:37:51,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:51,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:37:51,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:51,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:51,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:37:51,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:51,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:37:51,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:37:51,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:37:51,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:51,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:51,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:51,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:37:51,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:51,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 14:37:51,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:51,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:51,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:37:51,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:37:51,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 14:37:51,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:37:51,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-29 14:37:51,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:51,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:51,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:51,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-29 14:37:51,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:51,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 14:37:51,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:51,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:51,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:37:51,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-29 14:37:51,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:37:51,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:37:51,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-29 14:37:51,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:37:51,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:37:51,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:37:51,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:37:51,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:37:51,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:37:51,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:37:51,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:37:51,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:37:51,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:37:51,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:37:51,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:37:51,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 14:37:51,153 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [558236966] [2020-10-29 14:37:51,153 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:37:51,153 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-29 14:37:51,154 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244053422] [2020-10-29 14:37:51,154 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-29 14:37:51,154 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:37:51,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-29 14:37:51,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2020-10-29 14:37:51,155 INFO L87 Difference]: Start difference. First operand 1278 states and 1886 transitions. Second operand 12 states. [2020-10-29 14:37:51,374 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 14:37:52,874 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-29 14:37:53,085 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-29 14:37:53,283 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-29 14:37:53,584 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-10-29 14:37:57,092 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-29 14:37:57,286 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-29 14:37:57,487 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-29 14:37:57,788 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-29 14:38:00,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 14:38:00,857 INFO L93 Difference]: Finished difference Result 3943 states and 6061 transitions. [2020-10-29 14:38:00,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-29 14:38:00,858 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 135 [2020-10-29 14:38:00,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 14:38:00,875 INFO L225 Difference]: With dead ends: 3943 [2020-10-29 14:38:00,875 INFO L226 Difference]: Without dead ends: 2689 [2020-10-29 14:38:00,882 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 218 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=229, Invalid=827, Unknown=0, NotChecked=0, Total=1056 [2020-10-29 14:38:00,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2689 states. [2020-10-29 14:38:01,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2689 to 2011. [2020-10-29 14:38:01,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2011 states. [2020-10-29 14:38:01,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2011 states to 2011 states and 2926 transitions. [2020-10-29 14:38:01,184 INFO L78 Accepts]: Start accepts. Automaton has 2011 states and 2926 transitions. Word has length 135 [2020-10-29 14:38:01,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 14:38:01,184 INFO L481 AbstractCegarLoop]: Abstraction has 2011 states and 2926 transitions. [2020-10-29 14:38:01,184 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-29 14:38:01,184 INFO L276 IsEmpty]: Start isEmpty. Operand 2011 states and 2926 transitions. [2020-10-29 14:38:01,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-10-29 14:38:01,187 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:38:01,187 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 14:38:01,187 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 14:38:01,188 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:38:01,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:38:01,188 INFO L82 PathProgramCache]: Analyzing trace with hash -404785844, now seen corresponding path program 1 times [2020-10-29 14:38:01,188 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:38:01,188 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [825037658] [2020-10-29 14:38:01,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:38:01,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:01,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:01,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:01,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:01,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:03,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:03,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:03,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:03,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:03,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:03,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:03,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:03,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:03,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:03,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:04,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:05,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:06,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:06,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 177 [2020-10-29 14:38:06,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-29 14:38:06,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-29 14:38:06,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:06,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:06,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 14:38:06,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 14:38:06,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 127 [2020-10-29 14:38:06,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:06,426 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 14:38:06,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:38:06,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:06,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:06,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:06,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:38:06,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:06,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 14:38:06,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:06,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:06,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:38:06,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:06,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 14:38:06,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:06,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:38:06,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:06,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:06,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:06,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:38:06,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:06,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:38:06,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:06,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:06,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:38:06,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:06,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 14:38:06,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:06,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:38:06,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:06,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:06,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:06,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:38:06,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:06,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:38:06,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:06,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:06,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:38:06,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:06,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 14:38:06,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:06,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:38:06,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:06,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:06,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:06,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 14:38:06,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:06,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 14:38:06,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:06,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:06,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:38:06,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:06,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 14:38:06,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:06,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 14:38:06,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:06,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:06,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:06,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-29 14:38:06,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:06,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 14:38:06,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:06,585 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:06,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:38:06,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 14:38:06,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-29 14:38:06,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:06,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 14:38:06,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:06,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:06,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:06,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:06,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:08,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:08,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-29 14:38:08,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 14:38:08,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1909 [2020-10-29 14:38:08,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:08,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:08,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:38:08,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:08,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-10-29 14:38:08,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:08,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:38:08,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:08,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:08,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:08,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:38:08,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:08,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 14:38:08,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:08,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:08,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:38:08,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:08,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:38:08,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:08,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:38:08,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:08,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:08,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:08,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:38:08,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:08,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:38:08,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:08,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:08,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:38:08,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:08,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:38:08,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:08,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:38:08,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:08,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:08,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:08,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:38:08,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:08,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:38:08,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:08,550 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:08,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:38:08,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:08,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:38:08,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:08,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:38:08,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:08,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:08,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:08,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:38:08,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:08,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 14:38:08,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:08,558 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:08,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:38:08,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:08,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:38:08,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:08,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:38:08,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:08,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:08,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:08,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:38:08,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:08,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:38:08,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:08,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:08,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:38:08,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:08,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:38:08,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:38:08,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:38:08,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:08,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:08,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:08,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:38:08,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:08,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:38:08,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:08,569 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:08,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:38:08,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:08,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:38:08,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:38:08,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-29 14:38:08,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:08,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:08,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:08,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-29 14:38:08,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:08,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 14:38:08,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:08,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:08,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:38:08,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 14:38:08,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-29 14:38:08,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:38:08,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-29 14:38:08,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:08,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:08,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:08,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:38:08,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:08,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:38:08,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:08,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:08,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:38:08,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:38:08,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:38:08,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:38:08,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 14:38:08,681 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [825037658] [2020-10-29 14:38:08,681 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:38:08,682 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 14:38:08,682 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915664092] [2020-10-29 14:38:08,683 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 14:38:08,683 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:38:08,684 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 14:38:08,684 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-10-29 14:38:08,684 INFO L87 Difference]: Start difference. First operand 2011 states and 2926 transitions. Second operand 10 states. [2020-10-29 14:38:08,873 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 14:38:12,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 14:38:12,720 INFO L93 Difference]: Finished difference Result 4079 states and 6074 transitions. [2020-10-29 14:38:12,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 14:38:12,721 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 135 [2020-10-29 14:38:12,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 14:38:12,744 INFO L225 Difference]: With dead ends: 4079 [2020-10-29 14:38:12,744 INFO L226 Difference]: Without dead ends: 2604 [2020-10-29 14:38:12,750 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2020-10-29 14:38:12,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2604 states. [2020-10-29 14:38:13,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2604 to 2004. [2020-10-29 14:38:13,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2004 states. [2020-10-29 14:38:13,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2004 states to 2004 states and 2888 transitions. [2020-10-29 14:38:13,063 INFO L78 Accepts]: Start accepts. Automaton has 2004 states and 2888 transitions. Word has length 135 [2020-10-29 14:38:13,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 14:38:13,064 INFO L481 AbstractCegarLoop]: Abstraction has 2004 states and 2888 transitions. [2020-10-29 14:38:13,064 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 14:38:13,064 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 2888 transitions. [2020-10-29 14:38:13,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-10-29 14:38:13,066 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:38:13,067 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 14:38:13,067 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 14:38:13,067 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:38:13,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:38:13,068 INFO L82 PathProgramCache]: Analyzing trace with hash -799152630, now seen corresponding path program 1 times [2020-10-29 14:38:13,068 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:38:13,068 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1048507492] [2020-10-29 14:38:13,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:38:13,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:13,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:13,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:13,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:13,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:15,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:15,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:15,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:15,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:15,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:15,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:15,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:15,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:15,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:15,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:16,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:18,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:18,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 177 [2020-10-29 14:38:18,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-29 14:38:18,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-29 14:38:18,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:18,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:18,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 14:38:18,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 14:38:18,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 135 [2020-10-29 14:38:18,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:18,312 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 14:38:18,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:38:18,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:18,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:18,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:18,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:38:18,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:18,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 14:38:18,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:18,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:18,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:38:18,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:18,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 14:38:18,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:18,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:38:18,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:18,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:18,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:18,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:38:18,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:18,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 14:38:18,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:18,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:18,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:38:18,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:18,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 14:38:18,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:18,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:38:18,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:18,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:18,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:18,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:38:18,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:18,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:38:18,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:18,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:18,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:38:18,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:18,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 14:38:18,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:38:18,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:38:18,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:18,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:18,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:18,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 14:38:18,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:18,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 14:38:18,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:18,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:18,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:38:18,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:18,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 14:38:18,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:18,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 14:38:18,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:18,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:18,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:18,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-29 14:38:18,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:18,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-29 14:38:18,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:18,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:18,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:38:18,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 14:38:18,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-29 14:38:18,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:38:18,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 14:38:18,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:18,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:18,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:18,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:19,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:19,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:19,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-29 14:38:19,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 14:38:19,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1190 [2020-10-29 14:38:19,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:19,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:19,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:38:19,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:19,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-10-29 14:38:19,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:19,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:38:19,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:19,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:19,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:19,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:38:19,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:19,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:38:19,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:19,840 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:19,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:38:19,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:19,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:38:19,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:19,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:38:19,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:19,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:19,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:19,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:38:19,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:19,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 14:38:19,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:19,848 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:19,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:38:19,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:19,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:38:19,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:19,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:38:19,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:19,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:19,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:19,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:38:19,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:19,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:38:19,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:19,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:19,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:38:19,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:19,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:38:19,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:19,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:38:19,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:19,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:19,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:19,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:38:19,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:19,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:38:19,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:19,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:19,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:38:19,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:19,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:38:19,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:19,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:38:19,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:19,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:19,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:19,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:38:19,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:19,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:38:19,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:19,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:19,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:38:19,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:19,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:38:19,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:19,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:38:19,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:19,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:19,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:19,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:38:19,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:19,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:38:19,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:19,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:19,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:38:19,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:19,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:38:19,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:19,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-29 14:38:19,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:19,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:19,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:19,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-29 14:38:19,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:19,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 14:38:19,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:19,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:19,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:38:19,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 14:38:19,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-29 14:38:19,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:38:19,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-29 14:38:19,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:19,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:19,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:19,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:38:19,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:19,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:38:19,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:19,940 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:19,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:38:19,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:38:19,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:38:19,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:19,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 14:38:19,987 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1048507492] [2020-10-29 14:38:19,987 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:38:19,988 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 14:38:19,988 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414892942] [2020-10-29 14:38:19,989 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 14:38:19,989 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:38:19,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 14:38:19,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-10-29 14:38:19,990 INFO L87 Difference]: Start difference. First operand 2004 states and 2888 transitions. Second operand 10 states. [2020-10-29 14:38:20,178 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 14:38:23,231 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 14:38:25,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 14:38:25,165 INFO L93 Difference]: Finished difference Result 5098 states and 7509 transitions. [2020-10-29 14:38:25,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-29 14:38:25,165 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 135 [2020-10-29 14:38:25,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 14:38:25,188 INFO L225 Difference]: With dead ends: 5098 [2020-10-29 14:38:25,188 INFO L226 Difference]: Without dead ends: 3373 [2020-10-29 14:38:25,196 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=122, Invalid=298, Unknown=0, NotChecked=0, Total=420 [2020-10-29 14:38:25,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3373 states. [2020-10-29 14:38:25,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3373 to 2427. [2020-10-29 14:38:25,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2427 states. [2020-10-29 14:38:25,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2427 states to 2427 states and 3369 transitions. [2020-10-29 14:38:25,528 INFO L78 Accepts]: Start accepts. Automaton has 2427 states and 3369 transitions. Word has length 135 [2020-10-29 14:38:25,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 14:38:25,529 INFO L481 AbstractCegarLoop]: Abstraction has 2427 states and 3369 transitions. [2020-10-29 14:38:25,529 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 14:38:25,529 INFO L276 IsEmpty]: Start isEmpty. Operand 2427 states and 3369 transitions. [2020-10-29 14:38:25,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-10-29 14:38:25,532 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:38:25,532 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 14:38:25,532 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 14:38:25,532 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:38:25,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:38:25,533 INFO L82 PathProgramCache]: Analyzing trace with hash -1308625720, now seen corresponding path program 1 times [2020-10-29 14:38:25,533 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:38:25,533 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [855932942] [2020-10-29 14:38:25,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:38:25,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:25,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:25,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:25,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:25,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:27,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:27,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:27,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:27,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:27,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:27,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:27,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:27,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:27,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:27,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:30,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:30,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 177 [2020-10-29 14:38:30,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-29 14:38:30,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-29 14:38:30,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:30,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:30,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 14:38:30,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 14:38:30,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-29 14:38:30,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:30,780 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 14:38:30,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:38:30,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:30,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:30,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:30,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:38:30,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:30,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-29 14:38:30,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:30,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:30,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:38:30,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:30,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 14:38:30,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:38:30,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:38:30,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:30,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:30,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:30,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:38:30,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:30,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 14:38:30,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:30,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:30,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:38:30,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:30,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 14:38:30,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:38:30,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:38:30,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:30,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:30,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:30,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:38:30,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:30,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:38:30,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:30,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:30,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:38:30,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:30,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 14:38:30,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:38:30,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:38:30,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:30,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:30,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:30,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 14:38:30,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:30,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 14:38:30,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:30,921 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:30,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:38:30,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:30,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 14:38:30,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:38:30,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 14:38:30,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:30,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:30,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:30,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-29 14:38:30,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:30,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 14:38:30,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:30,997 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:30,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:38:30,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:30,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-29 14:38:30,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:38:31,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 14:38:31,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:31,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:31,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:31,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:31,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:32,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:32,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-29 14:38:32,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 14:38:32,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1192 [2020-10-29 14:38:32,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:32,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:32,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:38:32,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-29 14:38:32,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-29 14:38:32,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:32,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:38:32,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:32,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:32,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:32,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:38:32,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:32,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:38:32,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:32,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:32,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:38:32,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:32,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:38:32,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:32,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:38:32,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:32,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:32,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:32,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:38:32,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:32,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 14:38:32,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:32,237 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:32,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:38:32,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:32,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 14:38:32,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:32,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:38:32,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:32,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:32,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:32,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:38:32,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:32,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:38:32,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:32,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:32,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:38:32,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:32,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:38:32,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:32,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:38:32,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:32,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:32,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:32,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:38:32,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:32,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:38:32,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:32,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:32,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:38:32,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:32,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:38:32,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:38:32,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:38:32,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:32,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:32,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:32,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:38:32,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:32,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:38:32,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:32,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:32,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:38:32,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:32,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:38:32,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:32,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:38:32,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:32,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:32,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:32,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:38:32,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:32,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:38:32,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:32,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:32,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:38:32,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:32,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:38:32,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:32,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-29 14:38:32,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:32,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:32,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:32,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-29 14:38:32,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:32,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 14:38:32,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:32,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:32,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:38:32,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-29 14:38:32,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:38:32,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:32,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-29 14:38:32,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:32,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:32,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:32,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:38:32,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:32,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:38:32,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:32,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:32,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:38:32,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:38:32,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:38:32,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:32,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 14:38:32,322 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [855932942] [2020-10-29 14:38:32,324 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:38:32,324 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 14:38:32,324 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360026766] [2020-10-29 14:38:32,325 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 14:38:32,325 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:38:32,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 14:38:32,326 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-29 14:38:32,326 INFO L87 Difference]: Start difference. First operand 2427 states and 3369 transitions. Second operand 8 states. [2020-10-29 14:38:32,524 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 14:38:34,618 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 14:38:40,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 14:38:40,136 INFO L93 Difference]: Finished difference Result 8584 states and 12390 transitions. [2020-10-29 14:38:40,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-29 14:38:40,137 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 135 [2020-10-29 14:38:40,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 14:38:40,173 INFO L225 Difference]: With dead ends: 8584 [2020-10-29 14:38:40,173 INFO L226 Difference]: Without dead ends: 6183 [2020-10-29 14:38:40,185 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-29 14:38:40,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6183 states. [2020-10-29 14:38:40,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6183 to 4807. [2020-10-29 14:38:40,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4807 states. [2020-10-29 14:38:40,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4807 states to 4807 states and 6666 transitions. [2020-10-29 14:38:40,984 INFO L78 Accepts]: Start accepts. Automaton has 4807 states and 6666 transitions. Word has length 135 [2020-10-29 14:38:40,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 14:38:40,984 INFO L481 AbstractCegarLoop]: Abstraction has 4807 states and 6666 transitions. [2020-10-29 14:38:40,984 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 14:38:40,985 INFO L276 IsEmpty]: Start isEmpty. Operand 4807 states and 6666 transitions. [2020-10-29 14:38:40,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-10-29 14:38:40,989 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:38:40,989 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 14:38:40,989 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 14:38:40,989 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:38:40,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:38:40,990 INFO L82 PathProgramCache]: Analyzing trace with hash 1586193865, now seen corresponding path program 1 times [2020-10-29 14:38:40,990 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:38:40,990 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [844538904] [2020-10-29 14:38:40,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:38:41,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:41,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:41,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:41,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:41,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:41,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:46,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:46,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 177 [2020-10-29 14:38:46,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 14:38:46,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-29 14:38:46,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:46,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:46,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 14:38:46,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 14:38:46,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-29 14:38:46,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:46,204 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 14:38:46,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:38:46,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:46,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:46,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:46,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:38:46,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:46,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 14:38:46,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:46,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:46,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:38:46,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:46,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 14:38:46,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:46,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:38:46,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:46,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:46,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:46,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:38:46,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:46,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:38:46,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:46,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:46,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:38:46,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:46,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 14:38:46,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:46,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:38:46,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:46,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:46,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:46,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:38:46,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:46,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:38:46,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:46,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:46,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:38:46,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:46,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 14:38:46,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:46,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:38:46,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:46,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:46,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:46,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 14:38:46,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:46,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 14:38:46,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:46,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:46,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:38:46,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:46,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 14:38:46,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:46,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 14:38:46,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:46,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:46,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:46,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-29 14:38:46,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:46,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 14:38:46,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:46,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:46,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:38:46,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 14:38:46,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-29 14:38:46,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:46,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 14:38:46,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:46,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:46,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:46,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:46,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:46,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:51,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:51,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-29 14:38:51,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 14:38:51,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4995 [2020-10-29 14:38:51,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:51,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:51,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 14:38:51,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-29 14:38:51,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 14:38:51,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:51,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:38:51,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:51,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:51,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:51,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:38:51,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:51,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:38:51,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:51,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:51,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:38:51,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:51,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:38:51,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:51,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:38:51,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:51,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:51,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:51,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:38:51,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:51,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:38:51,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:51,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:51,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:38:51,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:51,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:38:51,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 14:38:51,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:38:51,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:51,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:51,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:51,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:38:51,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:51,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:38:51,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:51,455 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:51,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:38:51,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:51,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:38:51,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:51,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:38:51,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:51,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:51,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:51,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:38:51,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:51,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 14:38:51,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:51,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:51,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:38:51,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:38:51,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 14:38:51,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:51,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:38:51,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:51,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:51,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:51,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:38:51,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:51,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:38:51,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:51,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:51,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:38:51,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:38:51,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:38:51,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:51,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:38:51,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:51,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:51,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:51,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:38:51,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:51,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:38:51,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:51,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:51,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:38:51,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:38:51,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:38:51,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:51,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-29 14:38:51,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:51,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:51,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:51,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-29 14:38:51,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:51,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 14:38:51,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:51,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:51,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:38:51,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-29 14:38:51,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:38:51,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:51,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-29 14:38:51,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:51,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:51,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:38:51,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:38:51,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:38:51,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:38:51,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:38:51,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:38:51,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:38:51,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:38:51,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:38:51,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:38:51,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 14:38:51,560 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [844538904] [2020-10-29 14:38:51,560 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:38:51,560 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-29 14:38:51,561 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896292107] [2020-10-29 14:38:51,561 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-29 14:38:51,561 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:38:51,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-29 14:38:51,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-10-29 14:38:51,568 INFO L87 Difference]: Start difference. First operand 4807 states and 6666 transitions. Second operand 13 states. [2020-10-29 14:38:51,787 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 14:38:53,071 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-29 14:38:53,274 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-29 14:38:53,575 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-29 14:38:53,873 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-29 14:38:58,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 14:38:58,538 INFO L93 Difference]: Finished difference Result 11019 states and 15882 transitions. [2020-10-29 14:38:58,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-29 14:38:58,539 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 135 [2020-10-29 14:38:58,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 14:38:58,573 INFO L225 Difference]: With dead ends: 11019 [2020-10-29 14:38:58,573 INFO L226 Difference]: Without dead ends: 6236 [2020-10-29 14:38:58,591 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=143, Invalid=409, Unknown=0, NotChecked=0, Total=552 [2020-10-29 14:38:58,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6236 states. [2020-10-29 14:38:59,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6236 to 4824. [2020-10-29 14:38:59,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4824 states. [2020-10-29 14:38:59,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4824 states to 4824 states and 6596 transitions. [2020-10-29 14:38:59,321 INFO L78 Accepts]: Start accepts. Automaton has 4824 states and 6596 transitions. Word has length 135 [2020-10-29 14:38:59,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 14:38:59,322 INFO L481 AbstractCegarLoop]: Abstraction has 4824 states and 6596 transitions. [2020-10-29 14:38:59,322 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-29 14:38:59,322 INFO L276 IsEmpty]: Start isEmpty. Operand 4824 states and 6596 transitions. [2020-10-29 14:38:59,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-10-29 14:38:59,324 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:38:59,325 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 14:38:59,325 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-29 14:38:59,325 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:38:59,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:38:59,325 INFO L82 PathProgramCache]: Analyzing trace with hash -670277237, now seen corresponding path program 1 times [2020-10-29 14:38:59,326 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:38:59,326 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [784484888] [2020-10-29 14:38:59,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:38:59,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:38:59,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:59,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:59,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:38:59,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:01,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:01,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:01,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:01,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:01,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:01,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:01,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:01,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:04,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:04,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 177 [2020-10-29 14:39:04,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-29 14:39:04,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-29 14:39:04,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:04,352 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:04,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 14:39:04,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 14:39:04,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-29 14:39:04,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:04,537 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 14:39:04,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:39:04,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:04,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:04,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:04,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:39:04,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:04,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 14:39:04,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:04,558 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:04,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:39:04,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:04,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 14:39:04,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:04,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:39:04,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:04,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:04,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:04,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:39:04,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:04,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:39:04,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:04,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:04,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:39:04,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:04,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 14:39:04,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:04,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:39:04,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:04,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:04,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:04,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:39:04,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:04,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:39:04,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:04,591 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:04,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:39:04,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:04,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 14:39:04,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:04,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:39:04,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:04,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:04,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:04,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 14:39:04,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:04,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:39:04,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:04,618 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:04,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:39:04,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:04,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 14:39:04,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:04,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 14:39:04,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:04,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:04,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:04,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-29 14:39:04,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:04,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 14:39:04,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:04,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:04,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:39:04,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:04,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-29 14:39:04,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:04,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 14:39:04,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:04,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:04,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:04,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:04,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:05,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:05,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-29 14:39:05,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 14:39:05,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1154 [2020-10-29 14:39:05,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:05,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:05,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:39:05,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:39:05,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-29 14:39:05,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:05,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:39:05,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:05,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:05,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:05,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:39:05,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:05,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:39:05,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:05,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:05,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:39:05,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:05,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 14:39:05,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:05,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:39:05,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:05,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:05,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:05,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:39:05,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:05,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:39:05,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:05,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:05,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:39:05,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:05,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:39:05,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:05,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:39:05,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:05,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:05,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:05,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:39:05,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:05,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:39:05,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:05,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:05,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:39:05,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:05,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:39:05,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:05,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:39:05,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:05,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:05,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:05,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:39:05,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:05,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:39:05,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:05,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:05,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:39:05,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:05,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:39:05,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:05,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:39:05,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:05,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:05,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:05,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:39:05,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:05,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:39:05,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:05,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:05,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:39:05,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:05,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:39:05,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:05,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:39:05,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:05,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:05,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:05,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:39:05,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:05,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:39:05,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:05,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:05,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:39:05,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:05,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:39:05,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:05,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-29 14:39:05,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:05,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:05,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:05,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-29 14:39:05,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:05,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:39:05,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:05,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:05,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:39:05,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-29 14:39:05,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:39:05,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:05,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-29 14:39:05,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:05,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:05,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:05,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:39:05,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:05,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:39:05,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:05,899 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:05,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:39:05,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:39:05,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:39:05,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:05,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 14:39:05,918 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [784484888] [2020-10-29 14:39:05,918 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:39:05,918 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 14:39:05,919 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99912813] [2020-10-29 14:39:05,919 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 14:39:05,919 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:39:05,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 14:39:05,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-29 14:39:05,920 INFO L87 Difference]: Start difference. First operand 4824 states and 6596 transitions. Second operand 8 states. [2020-10-29 14:39:06,110 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 14:39:08,895 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 14:39:13,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 14:39:13,604 INFO L93 Difference]: Finished difference Result 16544 states and 23286 transitions. [2020-10-29 14:39:13,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-29 14:39:13,604 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 135 [2020-10-29 14:39:13,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 14:39:13,654 INFO L225 Difference]: With dead ends: 16544 [2020-10-29 14:39:13,655 INFO L226 Difference]: Without dead ends: 11746 [2020-10-29 14:39:13,677 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-29 14:39:13,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11746 states. [2020-10-29 14:39:14,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11746 to 9238. [2020-10-29 14:39:14,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9238 states. [2020-10-29 14:39:14,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9238 states to 9238 states and 12513 transitions. [2020-10-29 14:39:14,811 INFO L78 Accepts]: Start accepts. Automaton has 9238 states and 12513 transitions. Word has length 135 [2020-10-29 14:39:14,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 14:39:14,811 INFO L481 AbstractCegarLoop]: Abstraction has 9238 states and 12513 transitions. [2020-10-29 14:39:14,811 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 14:39:14,811 INFO L276 IsEmpty]: Start isEmpty. Operand 9238 states and 12513 transitions. [2020-10-29 14:39:14,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2020-10-29 14:39:14,820 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:39:14,821 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, 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] [2020-10-29 14:39:14,821 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-29 14:39:14,822 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:39:14,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:39:14,822 INFO L82 PathProgramCache]: Analyzing trace with hash -986271812, now seen corresponding path program 1 times [2020-10-29 14:39:14,822 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:39:14,822 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [631115578] [2020-10-29 14:39:14,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:39:14,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:14,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:14,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:14,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:14,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:14,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:15,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:15,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:19,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:19,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 282 [2020-10-29 14:39:19,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 14:39:19,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-29 14:39:19,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:19,851 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:19,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 14:39:19,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 14:39:19,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-29 14:39:19,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:20,038 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 14:39:20,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:39:20,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:20,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:20,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:20,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:39:20,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:20,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 14:39:20,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:20,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:20,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:39:20,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:20,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 14:39:20,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:20,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:39:20,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:20,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:20,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:20,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:39:20,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:20,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:39:20,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:20,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:20,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:39:20,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:20,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 14:39:20,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:20,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:39:20,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:20,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:20,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:20,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:39:20,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:20,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:39:20,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:20,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:20,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:39:20,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:20,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 14:39:20,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:20,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:39:20,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:20,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:20,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:20,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 14:39:20,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:20,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 14:39:20,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:20,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:20,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:39:20,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:20,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 14:39:20,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:20,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 14:39:20,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:20,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:20,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:20,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-29 14:39:20,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:20,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 14:39:20,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:20,207 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:20,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:39:20,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 14:39:20,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-29 14:39:20,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:20,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 14:39:20,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:20,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:20,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:20,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:20,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:20,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:25,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:25,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-29 14:39:25,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 14:39:25,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 14:39:25,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:25,244 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:25,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 14:39:25,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:39:25,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 14:39:25,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:25,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:39:25,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:25,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:25,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:25,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:39:25,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:25,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:39:25,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:25,303 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:25,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:39:25,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:25,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 14:39:25,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:25,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:39:25,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:25,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:25,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:25,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:39:25,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:25,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:39:25,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:25,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:25,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:39:25,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:39:25,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:39:25,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:25,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:39:25,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:25,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:25,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:25,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:39:25,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:25,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:39:25,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:25,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:25,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:39:25,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:39:25,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:39:25,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:25,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:39:25,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:25,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:25,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:25,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:39:25,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:25,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:39:25,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:25,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:25,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:39:25,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:39:25,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:39:25,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:25,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:39:25,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:25,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:25,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:25,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:39:25,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:25,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:39:25,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:25,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:25,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:39:25,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:39:25,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:39:25,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:25,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:39:25,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:25,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:25,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:25,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:39:25,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:25,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:39:25,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:25,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:25,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:39:25,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:39:25,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:39:25,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:25,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-29 14:39:25,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:25,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:25,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:25,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-29 14:39:25,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:25,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:39:25,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:25,365 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:25,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:39:25,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-29 14:39:25,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:39:25,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:25,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-29 14:39:25,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:25,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:25,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:25,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:39:25,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:25,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:39:25,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:25,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:25,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:39:25,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:39:25,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:39:25,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:25,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-29 14:39:25,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:25,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:25,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:25,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:25,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:27,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:29,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:29,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-29 14:39:29,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 14:39:29,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4185 [2020-10-29 14:39:29,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:29,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:29,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 14:39:29,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-29 14:39:29,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 14:39:29,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:29,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-29 14:39:29,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:29,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:29,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:29,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:29,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:32,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:32,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-29 14:39:32,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 14:39:32,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2855 [2020-10-29 14:39:32,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:32,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:32,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 14:39:32,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-29 14:39:32,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 14:39:32,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:32,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:39:32,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:32,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:32,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:32,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:32,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:34,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:34,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-29 14:39:34,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 14:39:34,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2372 [2020-10-29 14:39:34,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:34,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:34,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 14:39:34,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-29 14:39:34,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 14:39:34,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:34,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:39:34,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:34,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:34,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:34,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:39:34,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:34,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:39:34,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:34,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:34,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:39:34,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:34,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:39:34,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:34,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:39:34,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:34,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:34,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:34,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:39:34,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:34,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:39:34,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:34,918 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:34,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:39:34,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:34,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:39:34,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:34,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:39:34,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:34,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:34,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:34,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:39:34,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:34,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:39:34,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:34,921 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:34,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:39:34,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:34,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:39:34,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:34,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:39:34,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:34,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:34,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:34,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:39:34,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:34,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:39:34,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:34,924 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:34,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:39:34,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:34,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:39:34,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:34,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:39:34,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:34,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:34,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:34,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:39:34,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:34,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:39:34,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:34,929 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:34,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:39:34,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:34,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 14:39:34,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:34,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:39:34,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:34,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:34,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:34,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:39:34,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:34,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:39:34,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:34,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:34,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:39:34,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:39:34,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:39:34,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:34,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2020-10-29 14:39:34,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:34,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:34,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:34,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:39:34,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:34,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:39:34,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:34,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:34,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:39:34,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:39:34,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:39:34,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:35,022 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 5 proven. 17 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2020-10-29 14:39:35,022 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [631115578] [2020-10-29 14:39:35,022 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 14:39:35,022 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-29 14:39:35,023 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874059969] [2020-10-29 14:39:35,023 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-29 14:39:35,023 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:39:35,023 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-29 14:39:35,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2020-10-29 14:39:35,024 INFO L87 Difference]: Start difference. First operand 9238 states and 12513 transitions. Second operand 18 states. [2020-10-29 14:39:35,224 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 14:39:36,454 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-29 14:39:36,650 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-29 14:39:36,870 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-29 14:39:37,086 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-10-29 14:39:37,746 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-29 14:39:37,964 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-29 14:39:38,329 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2020-10-29 14:39:38,673 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-10-29 14:39:45,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 14:39:45,214 INFO L93 Difference]: Finished difference Result 23276 states and 32919 transitions. [2020-10-29 14:39:45,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-29 14:39:45,215 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 220 [2020-10-29 14:39:45,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 14:39:45,283 INFO L225 Difference]: With dead ends: 23276 [2020-10-29 14:39:45,283 INFO L226 Difference]: Without dead ends: 14062 [2020-10-29 14:39:45,321 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 204 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=283, Invalid=1049, Unknown=0, NotChecked=0, Total=1332 [2020-10-29 14:39:45,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14062 states. [2020-10-29 14:39:46,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14062 to 9705. [2020-10-29 14:39:46,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9705 states. [2020-10-29 14:39:46,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9705 states to 9705 states and 12847 transitions. [2020-10-29 14:39:46,668 INFO L78 Accepts]: Start accepts. Automaton has 9705 states and 12847 transitions. Word has length 220 [2020-10-29 14:39:46,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 14:39:46,669 INFO L481 AbstractCegarLoop]: Abstraction has 9705 states and 12847 transitions. [2020-10-29 14:39:46,669 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-29 14:39:46,669 INFO L276 IsEmpty]: Start isEmpty. Operand 9705 states and 12847 transitions. [2020-10-29 14:39:46,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2020-10-29 14:39:46,678 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:39:46,679 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, 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] [2020-10-29 14:39:46,679 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-29 14:39:46,680 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:39:46,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:39:46,680 INFO L82 PathProgramCache]: Analyzing trace with hash -2108283519, now seen corresponding path program 1 times [2020-10-29 14:39:46,680 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:39:46,680 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1202061120] [2020-10-29 14:39:46,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:39:46,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:46,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:46,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:46,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:46,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:47,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:47,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:47,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:51,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:51,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 282 [2020-10-29 14:39:51,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 14:39:51,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 14:39:51,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:51,706 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:51,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:39:51,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 140 [2020-10-29 14:39:51,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-29 14:39:51,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:51,886 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 14:39:51,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:39:51,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:51,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:51,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:51,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:39:51,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:51,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 14:39:51,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:51,902 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:51,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:39:51,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:51,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:39:51,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:51,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:39:51,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:51,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:51,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:51,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:39:51,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:51,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:39:51,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:51,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:51,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:39:51,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:51,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:39:51,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:51,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:39:51,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:51,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:51,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:51,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:39:51,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:51,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:39:51,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:51,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:51,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:39:51,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:51,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:39:51,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:51,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:39:51,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:51,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:51,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:51,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 14:39:51,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:51,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:39:51,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:51,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:51,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:39:51,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:51,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:39:51,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:52,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 14:39:52,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:52,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:52,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:52,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-29 14:39:52,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:52,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:39:52,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:52,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:52,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:39:52,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:52,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:39:52,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:52,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 14:39:52,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:52,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:52,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:52,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:52,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:52,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-29 14:39:52,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 14:39:52,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 131 [2020-10-29 14:39:52,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:52,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:52,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 14:39:52,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-29 14:39:52,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 14:39:52,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:52,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:39:52,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:52,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:52,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:52,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:39:52,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:52,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:39:52,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:52,200 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:52,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:39:52,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:52,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:39:52,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:52,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:39:52,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:52,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:52,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:52,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:39:52,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:52,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:39:52,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:52,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:52,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:39:52,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:52,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:39:52,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:52,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:39:52,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:52,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:52,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:52,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:39:52,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:52,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 14:39:52,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:52,211 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:52,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:39:52,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:52,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 14:39:52,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:52,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:39:52,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:52,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:52,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:52,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:39:52,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:52,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:39:52,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:52,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:52,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:39:52,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:39:52,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:39:52,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:52,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:39:52,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:52,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:52,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:52,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:39:52,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:52,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:39:52,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:52,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:52,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:39:52,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:39:52,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:39:52,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:52,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:39:52,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:52,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:52,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:52,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:39:52,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:52,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:39:52,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:52,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:52,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:39:52,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 14:39:52,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:39:52,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:52,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-29 14:39:52,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:52,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:52,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:52,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-29 14:39:52,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:52,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 14:39:52,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:52,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:52,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:39:52,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:52,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 14:39:52,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:52,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-29 14:39:52,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:52,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:52,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:52,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:39:52,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:52,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:39:52,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:52,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:52,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:39:52,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:52,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 14:39:52,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:52,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-29 14:39:52,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:52,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:52,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:52,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:52,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:52,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-29 14:39:52,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 14:39:52,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 207 [2020-10-29 14:39:52,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:52,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:52,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:39:52,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-29 14:39:52,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 14:39:52,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:52,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-29 14:39:52,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:52,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:52,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:52,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:52,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:52,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-29 14:39:52,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 14:39:52,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 199 [2020-10-29 14:39:52,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:52,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:52,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:39:52,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:52,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-29 14:39:52,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:52,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:39:52,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:52,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:52,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:52,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:52,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:52,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-29 14:39:52,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 14:39:52,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 199 [2020-10-29 14:39:52,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:52,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:52,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:39:52,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:52,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-29 14:39:52,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:52,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:39:52,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:52,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:52,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:52,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:39:52,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:52,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:39:52,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:52,992 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:52,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:39:52,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:52,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:39:52,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:52,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:39:52,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:52,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:52,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:52,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:39:52,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:52,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:39:52,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:52,995 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:52,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:39:52,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:52,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:39:52,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:52,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:39:52,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:52,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:52,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:52,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:39:52,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:52,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:39:52,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:52,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:52,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:39:52,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:52,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:39:52,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:52,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:39:52,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:52,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:53,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:53,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:39:53,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:53,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:39:53,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:53,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:53,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:39:53,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:53,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:39:53,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:53,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:39:53,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:53,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:53,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:53,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:39:53,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:53,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:39:53,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:53,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:53,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:39:53,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:53,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 14:39:53,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:53,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:39:53,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:53,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:53,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:53,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:39:53,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:53,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:39:53,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:53,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:53,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:39:53,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:39:53,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:39:53,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:53,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2020-10-29 14:39:53,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:39:53,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:39:53,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:39:53,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:39:53,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:39:53,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:39:53,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:39:53,018 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:39:53,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:39:53,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:39:53,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:39:53,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:39:53,111 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 12 proven. 16 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2020-10-29 14:39:53,111 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1202061120] [2020-10-29 14:39:53,111 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 14:39:53,112 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-29 14:39:53,112 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948563840] [2020-10-29 14:39:53,112 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-29 14:39:53,112 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:39:53,113 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-29 14:39:53,113 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-10-29 14:39:53,113 INFO L87 Difference]: Start difference. First operand 9705 states and 12847 transitions. Second operand 13 states. [2020-10-29 14:39:53,306 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 14:39:54,399 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-29 14:39:54,619 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-29 14:39:54,827 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-29 14:39:55,121 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-29 14:39:57,279 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 14:39:57,885 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-29 14:39:58,120 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-29 14:39:58,413 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-29 14:39:58,736 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-29 14:40:02,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 14:40:02,477 INFO L93 Difference]: Finished difference Result 24959 states and 34704 transitions. [2020-10-29 14:40:02,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-29 14:40:02,477 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 220 [2020-10-29 14:40:02,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 14:40:02,545 INFO L225 Difference]: With dead ends: 24959 [2020-10-29 14:40:02,545 INFO L226 Difference]: Without dead ends: 15278 [2020-10-29 14:40:02,576 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 244 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=250, Invalid=940, Unknown=0, NotChecked=0, Total=1190 [2020-10-29 14:40:02,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15278 states. [2020-10-29 14:40:03,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15278 to 10695. [2020-10-29 14:40:03,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10695 states. [2020-10-29 14:40:03,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10695 states to 10695 states and 13746 transitions. [2020-10-29 14:40:03,893 INFO L78 Accepts]: Start accepts. Automaton has 10695 states and 13746 transitions. Word has length 220 [2020-10-29 14:40:03,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 14:40:03,894 INFO L481 AbstractCegarLoop]: Abstraction has 10695 states and 13746 transitions. [2020-10-29 14:40:03,894 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-29 14:40:03,894 INFO L276 IsEmpty]: Start isEmpty. Operand 10695 states and 13746 transitions. [2020-10-29 14:40:03,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2020-10-29 14:40:03,903 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:40:03,903 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, 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] [2020-10-29 14:40:03,903 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-29 14:40:03,904 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:40:03,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:40:03,904 INFO L82 PathProgramCache]: Analyzing trace with hash -602588795, now seen corresponding path program 1 times [2020-10-29 14:40:03,904 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:40:03,904 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [398262678] [2020-10-29 14:40:03,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:40:03,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:03,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:03,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:04,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:04,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:04,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:07,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:07,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:07,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:08,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:08,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:08,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:08,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:08,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:08,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:08,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:08,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 282 [2020-10-29 14:40:08,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-29 14:40:08,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-29 14:40:08,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:08,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:08,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 14:40:08,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 14:40:08,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 199 [2020-10-29 14:40:08,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:09,120 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 14:40:09,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:40:09,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:09,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:09,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:09,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:40:09,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:09,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 14:40:09,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:09,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:09,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:09,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:09,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 14:40:09,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:09,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:40:09,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:09,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:09,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:09,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:40:09,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:09,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:40:09,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:09,166 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:09,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:09,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:09,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 14:40:09,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:09,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:40:09,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:09,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:09,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:09,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:40:09,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:09,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:40:09,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:09,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:09,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:09,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:09,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 14:40:09,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:09,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:40:09,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:09,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:09,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:09,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 14:40:09,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:09,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 14:40:09,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:09,197 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:09,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:09,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:09,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 14:40:09,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:09,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 14:40:09,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:09,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:09,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:09,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-29 14:40:09,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:09,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 14:40:09,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:09,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:09,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:09,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:09,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-29 14:40:09,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:09,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 14:40:09,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:09,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:09,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:09,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:09,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-29 14:40:09,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 14:40:09,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-29 14:40:09,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:09,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:09,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:09,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:09,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-10-29 14:40:09,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:09,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:40:09,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:09,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:09,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:09,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:09,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:09,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:40:09,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:09,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:09,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:40:09,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:09,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:40:09,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:09,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:40:09,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:09,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:09,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:09,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:09,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:09,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:40:09,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:09,307 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:09,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:40:09,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:09,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:40:09,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:09,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:40:09,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:09,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:09,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:09,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:09,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:09,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:40:09,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:09,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:09,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:40:09,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:09,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:40:09,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:09,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:40:09,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:09,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:09,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:09,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:09,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:09,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:40:09,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:09,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:09,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:40:09,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:09,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:40:09,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:09,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:40:09,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:09,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:09,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:09,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:09,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:09,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:40:09,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:09,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:09,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:40:09,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:09,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:40:09,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:09,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:40:09,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:09,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:09,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:09,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:09,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:09,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:40:09,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:09,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:09,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:40:09,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:09,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:40:09,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:09,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-29 14:40:09,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:09,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:09,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:09,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-29 14:40:09,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:09,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 14:40:09,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:09,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:09,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:09,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:09,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-29 14:40:09,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:09,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-29 14:40:09,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:09,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:09,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:09,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:40:09,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:09,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:40:09,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:09,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:09,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:09,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:09,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 14:40:09,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:09,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-29 14:40:09,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:09,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:09,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:09,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:09,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-29 14:40:09,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 14:40:09,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-29 14:40:09,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:09,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:09,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:09,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 39 [2020-10-29 14:40:09,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-29 14:40:09,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:09,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-29 14:40:09,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:09,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:09,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:09,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:09,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-29 14:40:09,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 14:40:09,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-29 14:40:09,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:09,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:09,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:09,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:09,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-29 14:40:09,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:09,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:40:09,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:09,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:09,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:09,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:09,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-29 14:40:09,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 14:40:09,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-29 14:40:09,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:09,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:09,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:09,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:09,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-29 14:40:09,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:09,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:40:09,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:09,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:09,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:09,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:09,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:09,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:40:09,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:09,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:09,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:40:09,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:09,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:40:09,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:09,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:40:09,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:09,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:09,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:09,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:09,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:09,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:40:09,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:09,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:09,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:40:09,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:09,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:40:09,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:09,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:40:09,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:09,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:09,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:09,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:09,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:09,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:40:09,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:09,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:09,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:09,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:09,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-29 14:40:09,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:09,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:40:09,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:09,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:09,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:09,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:09,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:09,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:40:09,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:09,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:09,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:09,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:09,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:40:09,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:09,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:40:09,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:09,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:09,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:09,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:09,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:09,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:40:09,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:09,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:09,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:09,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:09,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:40:09,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:09,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:40:09,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:09,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:09,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:09,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:09,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:09,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:40:09,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:09,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:09,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:09,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:09,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:40:09,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:09,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2020-10-29 14:40:09,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:09,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:09,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:09,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:40:09,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:09,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:40:09,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:09,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:09,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:40:09,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:40:09,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:40:09,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:09,715 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-10-29 14:40:09,715 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [398262678] [2020-10-29 14:40:09,715 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:40:09,716 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 14:40:09,716 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593775059] [2020-10-29 14:40:09,716 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 14:40:09,717 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:40:09,717 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 14:40:09,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-29 14:40:09,717 INFO L87 Difference]: Start difference. First operand 10695 states and 13746 transitions. Second operand 9 states. [2020-10-29 14:40:09,916 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 14:40:11,956 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2020-10-29 14:40:18,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 14:40:18,781 INFO L93 Difference]: Finished difference Result 35796 states and 48460 transitions. [2020-10-29 14:40:18,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-29 14:40:18,782 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 220 [2020-10-29 14:40:18,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 14:40:18,881 INFO L225 Difference]: With dead ends: 35796 [2020-10-29 14:40:18,881 INFO L226 Difference]: Without dead ends: 25127 [2020-10-29 14:40:18,911 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2020-10-29 14:40:18,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25127 states. [2020-10-29 14:40:21,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25127 to 19025. [2020-10-29 14:40:21,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19025 states. [2020-10-29 14:40:21,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19025 states to 19025 states and 24768 transitions. [2020-10-29 14:40:21,349 INFO L78 Accepts]: Start accepts. Automaton has 19025 states and 24768 transitions. Word has length 220 [2020-10-29 14:40:21,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 14:40:21,350 INFO L481 AbstractCegarLoop]: Abstraction has 19025 states and 24768 transitions. [2020-10-29 14:40:21,350 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 14:40:21,350 INFO L276 IsEmpty]: Start isEmpty. Operand 19025 states and 24768 transitions. [2020-10-29 14:40:21,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2020-10-29 14:40:21,362 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 14:40:21,362 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, 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] [2020-10-29 14:40:21,362 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-29 14:40:21,362 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 14:40:21,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 14:40:21,363 INFO L82 PathProgramCache]: Analyzing trace with hash 335753800, now seen corresponding path program 1 times [2020-10-29 14:40:21,363 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 14:40:21,363 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [167480411] [2020-10-29 14:40:21,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 14:40:21,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:21,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:21,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:21,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:21,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:21,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:22,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:22,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:22,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:22,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:22,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:22,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:22,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:26,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:26,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 282 [2020-10-29 14:40:26,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-29 14:40:26,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-29 14:40:26,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:26,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:26,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-29 14:40:26,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-29 14:40:26,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 220 [2020-10-29 14:40:26,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:26,601 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-10-29 14:40:26,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:40:26,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:26,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:26,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:26,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:40:26,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:26,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 14:40:26,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:26,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:26,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:40:26,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:26,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:40:26,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:26,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 14:40:26,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:26,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:26,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:26,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 14:40:26,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:26,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:40:26,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:26,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:26,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:40:26,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:26,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:40:26,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:26,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 14:40:26,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:26,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:26,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:26,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 14:40:26,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:26,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 14:40:26,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:26,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:26,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:40:26,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:26,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:40:26,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:26,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-29 14:40:26,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:26,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:26,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:26,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 14:40:26,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:26,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 14:40:26,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:26,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:26,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:26,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:26,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 14:40:26,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:26,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 14:40:26,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:26,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:26,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:26,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-29 14:40:26,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:26,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 14:40:26,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:26,726 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:26,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:26,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:26,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-29 14:40:26,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:26,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 14:40:26,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:26,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:26,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:26,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:26,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-29 14:40:26,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 14:40:26,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 121 [2020-10-29 14:40:26,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:26,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:26,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:40:26,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 14:40:26,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-29 14:40:26,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:26,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:40:26,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:26,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:26,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:26,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:26,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:26,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:40:26,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:26,885 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:26,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:26,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:26,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:40:26,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:26,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:40:26,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:26,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:26,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:26,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:26,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:26,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:40:26,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:26,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:26,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:26,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:26,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:40:26,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:26,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:40:26,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:26,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:26,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:26,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:26,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:26,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:40:26,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:26,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:26,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:26,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:26,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:40:26,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:26,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:40:26,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:26,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:26,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:26,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:26,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:26,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:40:26,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:26,899 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:26,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:26,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:26,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:40:26,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:26,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:40:26,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:26,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:26,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:26,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:26,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:26,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:40:26,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:26,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:26,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:26,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:26,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:40:26,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:26,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:40:26,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:26,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:26,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:26,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:26,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:26,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:40:26,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:26,910 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:26,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:26,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:26,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:40:26,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:26,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-29 14:40:26,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:26,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:26,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:26,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-29 14:40:26,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:26,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 14:40:26,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:26,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:26,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:26,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:26,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-29 14:40:26,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:26,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-29 14:40:26,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:26,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:26,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:26,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:40:26,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:26,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:40:26,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:26,934 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:26,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:26,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:26,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 14:40:26,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:26,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-29 14:40:26,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:26,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:27,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:27,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:27,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-29 14:40:27,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 14:40:27,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 149 [2020-10-29 14:40:27,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:27,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:27,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 14:40:27,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 14:40:27,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-10-29 14:40:27,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:27,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-29 14:40:27,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:27,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:27,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:27,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:27,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-29 14:40:27,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 14:40:27,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 114 [2020-10-29 14:40:27,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:27,256 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:27,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 14:40:27,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 14:40:27,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-10-29 14:40:27,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:27,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 14:40:27,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:27,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:27,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:27,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:27,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-29 14:40:27,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 14:40:27,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-29 14:40:27,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:27,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:27,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 14:40:27,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 14:40:27,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-29 14:40:27,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:27,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 14:40:27,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:27,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:27,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:27,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:27,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:27,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:40:27,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:27,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:27,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:27,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:27,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:40:27,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:27,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 14:40:27,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:27,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:27,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:27,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:27,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:27,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:40:27,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:27,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:27,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:27,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:27,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:40:27,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:27,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 14:40:27,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:27,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:27,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:27,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:27,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:27,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:40:27,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:27,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:27,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:27,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:27,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:40:27,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:27,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-29 14:40:27,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:27,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:27,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:27,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:27,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:27,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:40:27,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:27,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:27,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:27,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:27,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:40:27,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:27,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 14:40:27,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:27,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:27,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:27,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:27,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:27,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 14:40:27,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:27,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:27,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:27,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:27,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:40:27,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:27,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-29 14:40:27,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:27,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:27,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:27,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 14:40:27,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:27,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:40:27,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:27,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:27,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 14:40:27,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 14:40:27,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 14:40:27,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:27,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2020-10-29 14:40:27,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 14:40:27,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 14:40:27,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 14:40:27,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 14:40:27,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 14:40:27,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 14:40:27,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 14:40:27,388 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 14:40:27,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 14:40:27,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 14:40:27,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 14:40:27,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 14:40:27,434 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2020-10-29 14:40:27,435 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [167480411] [2020-10-29 14:40:27,435 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 14:40:27,435 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 14:40:27,435 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872239956] [2020-10-29 14:40:27,436 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 14:40:27,436 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 14:40:27,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 14:40:27,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-29 14:40:27,437 INFO L87 Difference]: Start difference. First operand 19025 states and 24768 transitions. Second operand 9 states. [2020-10-29 14:40:27,639 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2020-10-29 14:40:27,806 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 67