/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/systemc/transmitter.15.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 04:37:13,861 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 04:37:13,866 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 04:37:13,911 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 04:37:13,911 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 04:37:13,921 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 04:37:13,924 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 04:37:13,927 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 04:37:13,930 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 04:37:13,934 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 04:37:13,935 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 04:37:13,936 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 04:37:13,936 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 04:37:13,939 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 04:37:13,942 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 04:37:13,944 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 04:37:13,945 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 04:37:13,947 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 04:37:13,948 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 04:37:13,958 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 04:37:13,960 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 04:37:13,961 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 04:37:13,962 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 04:37:13,963 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 04:37:13,966 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 04:37:13,966 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 04:37:13,967 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 04:37:13,970 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 04:37:13,970 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 04:37:13,972 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 04:37:13,972 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 04:37:13,973 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 04:37:13,974 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 04:37:13,975 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 04:37:13,976 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 04:37:13,977 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 04:37:13,977 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 04:37:13,977 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 04:37:13,978 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 04:37:13,979 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 04:37:13,980 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 04:37:13,981 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-25 04:37:14,032 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 04:37:14,032 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 04:37:14,035 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 04:37:14,035 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 04:37:14,035 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 04:37:14,035 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 04:37:14,036 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-25 04:37:14,036 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 04:37:14,036 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-25 04:37:14,036 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 04:37:14,037 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 04:37:14,038 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 04:37:14,038 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 04:37:14,038 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-25 04:37:14,039 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 04:37:14,039 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 04:37:14,039 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 04:37:14,039 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 04:37:14,039 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 04:37:14,040 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 04:37:14,040 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 04:37:14,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 04:37:14,040 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 04:37:14,040 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 04:37:14,041 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 04:37:14,041 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 04:37:14,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 04:37:14,041 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 04:37:14,042 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 04:37:14,042 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.2;log-additional-information=true; [2020-09-25 04:37:14,558 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 04:37:14,581 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 04:37:14,588 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 04:37:14,590 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 04:37:14,591 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 04:37:14,592 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.15.cil.c [2020-09-25 04:37:14,665 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3829ec6a2/859dd17574c94b5a821b980ac6dd8940/FLAG54fabfd38 [2020-09-25 04:37:15,187 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 04:37:15,188 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/transmitter.15.cil.c [2020-09-25 04:37:15,209 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3829ec6a2/859dd17574c94b5a821b980ac6dd8940/FLAG54fabfd38 [2020-09-25 04:37:15,482 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3829ec6a2/859dd17574c94b5a821b980ac6dd8940 [2020-09-25 04:37:15,495 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 04:37:15,500 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 04:37:15,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 04:37:15,501 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 04:37:15,505 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 04:37:15,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:37:15" (1/1) ... [2020-09-25 04:37:15,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ee4d01a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:37:15, skipping insertion in model container [2020-09-25 04:37:15,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:37:15" (1/1) ... [2020-09-25 04:37:15,519 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 04:37:15,578 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 04:37:15,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 04:37:15,979 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 04:37:16,178 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 04:37:16,214 INFO L208 MainTranslator]: Completed translation [2020-09-25 04:37:16,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:37:16 WrapperNode [2020-09-25 04:37:16,215 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 04:37:16,216 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 04:37:16,216 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 04:37:16,216 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 04:37:16,232 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:37:16" (1/1) ... [2020-09-25 04:37:16,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:37:16" (1/1) ... [2020-09-25 04:37:16,252 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:37:16" (1/1) ... [2020-09-25 04:37:16,253 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:37:16" (1/1) ... [2020-09-25 04:37:16,284 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:37:16" (1/1) ... [2020-09-25 04:37:16,309 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:37:16" (1/1) ... [2020-09-25 04:37:16,314 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:37:16" (1/1) ... [2020-09-25 04:37:16,322 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 04:37:16,322 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 04:37:16,322 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 04:37:16,323 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 04:37:16,324 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:37:16" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 04:37:16,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 04:37:16,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 04:37:16,409 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-09-25 04:37:16,409 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2020-09-25 04:37:16,409 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2020-09-25 04:37:16,409 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2020-09-25 04:37:16,409 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2020-09-25 04:37:16,410 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit4 [2020-09-25 04:37:16,411 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit5 [2020-09-25 04:37:16,411 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit6 [2020-09-25 04:37:16,412 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit7 [2020-09-25 04:37:16,412 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit8 [2020-09-25 04:37:16,412 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit9 [2020-09-25 04:37:16,412 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit10 [2020-09-25 04:37:16,412 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit11 [2020-09-25 04:37:16,413 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit12 [2020-09-25 04:37:16,414 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit13 [2020-09-25 04:37:16,414 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2020-09-25 04:37:16,414 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2020-09-25 04:37:16,414 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2020-09-25 04:37:16,414 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2020-09-25 04:37:16,415 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit4_triggered [2020-09-25 04:37:16,415 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit5_triggered [2020-09-25 04:37:16,415 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit6_triggered [2020-09-25 04:37:16,415 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit7_triggered [2020-09-25 04:37:16,416 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit8_triggered [2020-09-25 04:37:16,416 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit9_triggered [2020-09-25 04:37:16,416 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit10_triggered [2020-09-25 04:37:16,417 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit11_triggered [2020-09-25 04:37:16,417 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit12_triggered [2020-09-25 04:37:16,417 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit13_triggered [2020-09-25 04:37:16,417 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-09-25 04:37:16,417 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-09-25 04:37:16,417 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-09-25 04:37:16,418 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-09-25 04:37:16,418 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-09-25 04:37:16,418 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-09-25 04:37:16,418 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-09-25 04:37:16,418 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2020-09-25 04:37:16,418 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-09-25 04:37:16,419 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-09-25 04:37:16,419 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-09-25 04:37:16,419 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-09-25 04:37:16,419 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-09-25 04:37:16,419 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 04:37:16,419 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 04:37:16,420 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 04:37:16,420 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-09-25 04:37:16,420 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2020-09-25 04:37:16,420 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2020-09-25 04:37:16,421 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2020-09-25 04:37:16,421 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2020-09-25 04:37:16,421 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit4_triggered [2020-09-25 04:37:16,421 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit5_triggered [2020-09-25 04:37:16,421 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit6_triggered [2020-09-25 04:37:16,422 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit7_triggered [2020-09-25 04:37:16,422 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit8_triggered [2020-09-25 04:37:16,422 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit9_triggered [2020-09-25 04:37:16,422 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit10_triggered [2020-09-25 04:37:16,422 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit11_triggered [2020-09-25 04:37:16,422 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit12_triggered [2020-09-25 04:37:16,423 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit13_triggered [2020-09-25 04:37:16,423 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2020-09-25 04:37:16,423 INFO L130 BoogieDeclarations]: Found specification of procedure master [2020-09-25 04:37:16,423 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2020-09-25 04:37:16,423 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2020-09-25 04:37:16,423 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2020-09-25 04:37:16,424 INFO L130 BoogieDeclarations]: Found specification of procedure transmit4 [2020-09-25 04:37:16,424 INFO L130 BoogieDeclarations]: Found specification of procedure transmit5 [2020-09-25 04:37:16,424 INFO L130 BoogieDeclarations]: Found specification of procedure transmit6 [2020-09-25 04:37:16,425 INFO L130 BoogieDeclarations]: Found specification of procedure transmit7 [2020-09-25 04:37:16,426 INFO L130 BoogieDeclarations]: Found specification of procedure transmit8 [2020-09-25 04:37:16,426 INFO L130 BoogieDeclarations]: Found specification of procedure transmit9 [2020-09-25 04:37:16,426 INFO L130 BoogieDeclarations]: Found specification of procedure transmit10 [2020-09-25 04:37:16,427 INFO L130 BoogieDeclarations]: Found specification of procedure transmit11 [2020-09-25 04:37:16,427 INFO L130 BoogieDeclarations]: Found specification of procedure transmit12 [2020-09-25 04:37:16,427 INFO L130 BoogieDeclarations]: Found specification of procedure transmit13 [2020-09-25 04:37:16,427 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-09-25 04:37:16,427 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-09-25 04:37:16,427 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-09-25 04:37:16,427 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-09-25 04:37:16,428 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-09-25 04:37:16,428 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-09-25 04:37:16,428 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-09-25 04:37:16,428 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-09-25 04:37:16,428 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-09-25 04:37:16,428 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-09-25 04:37:16,429 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-09-25 04:37:16,429 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-09-25 04:37:16,430 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 04:37:16,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 04:37:16,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 04:37:17,936 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 04:37:17,937 INFO L295 CfgBuilder]: Removed 17 assume(true) statements. [2020-09-25 04:37:17,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:37:17 BoogieIcfgContainer [2020-09-25 04:37:17,959 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 04:37:17,961 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 04:37:17,961 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 04:37:17,965 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 04:37:17,965 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 04:37:15" (1/3) ... [2020-09-25 04:37:17,966 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6590cfb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 04:37:17, skipping insertion in model container [2020-09-25 04:37:17,966 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:37:16" (2/3) ... [2020-09-25 04:37:17,967 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6590cfb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 04:37:17, skipping insertion in model container [2020-09-25 04:37:17,967 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:37:17" (3/3) ... [2020-09-25 04:37:17,970 INFO L109 eAbstractionObserver]: Analyzing ICFG transmitter.15.cil.c [2020-09-25 04:37:17,980 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 04:37:17,992 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 04:37:18,014 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 04:37:18,048 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 04:37:18,048 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 04:37:18,048 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 04:37:18,049 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 04:37:18,049 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 04:37:18,049 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 04:37:18,049 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 04:37:18,049 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 04:37:18,088 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states. [2020-09-25 04:37:18,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2020-09-25 04:37:18,123 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 04:37:18,130 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 04:37:18,131 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 04:37:18,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 04:37:18,140 INFO L82 PathProgramCache]: Analyzing trace with hash 2145549349, now seen corresponding path program 1 times [2020-09-25 04:37:18,152 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 04:37:18,153 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [541690827] [2020-09-25 04:37:18,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 04:37:18,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:18,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:18,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:19,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:19,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:19,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:19,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:19,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:23,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:23,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 441 [2020-09-25 04:37:23,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-09-25 04:37:23,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5046 [2020-09-25 04:37:23,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:23,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:23,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 04:37:23,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-09-25 04:37:23,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-09-25 04:37:23,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-25 04:37:24,086 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-25 04:37:24,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 04:37:24,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:24,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:24,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:24,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-09-25 04:37:24,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:24,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-09-25 04:37:24,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:24,147 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:24,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:24,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:24,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:24,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:24,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-25 04:37:24,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:24,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:24,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:24,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-25 04:37:24,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:24,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-09-25 04:37:24,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:24,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:24,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 04:37:24,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:24,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-09-25 04:37:24,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:24,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-09-25 04:37:24,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:24,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:24,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:24,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 04:37:24,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:24,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 04:37:24,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:24,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:24,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 04:37:24,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:24,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 04:37:24,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:24,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 04:37:24,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:24,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:24,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:24,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-09-25 04:37:24,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:24,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-09-25 04:37:24,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:24,365 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:24,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 04:37:24,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-09-25 04:37:24,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 04:37:24,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:24,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-25 04:37:24,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:24,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:24,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:24,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-09-25 04:37:24,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:24,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-25 04:37:24,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:24,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:24,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:24,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-09-25 04:37:24,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:24,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:24,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-09-25 04:37:24,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:24,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:24,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:24,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 204 [2020-09-25 04:37:24,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:24,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-09-25 04:37:24,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:24,560 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:24,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:24,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 201 [2020-09-25 04:37:24,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:24,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:24,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-25 04:37:24,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:24,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:24,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:24,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:37:24,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:24,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:37:24,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:24,589 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:24,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:24,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:24,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:24,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:24,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-25 04:37:24,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:24,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:24,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:24,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:37:24,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:24,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:37:24,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:24,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:24,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:24,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:24,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:24,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:24,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-25 04:37:24,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:24,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:24,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:24,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:37:24,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:24,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:37:24,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:24,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:24,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:24,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:24,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:24,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:24,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-25 04:37:24,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:24,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:24,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:24,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:37:24,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:24,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:37:24,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:24,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:24,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:24,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:24,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:24,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:24,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-09-25 04:37:24,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:24,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:24,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:24,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:37:24,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:24,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:37:24,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:24,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:24,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:24,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:24,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:24,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:24,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-09-25 04:37:24,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:24,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:24,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:24,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:37:24,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:24,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:37:24,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:24,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:24,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:24,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:24,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:24,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:24,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-09-25 04:37:24,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:24,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:24,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:24,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:37:24,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:24,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:37:24,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:24,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:24,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:24,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:24,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:24,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:24,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-09-25 04:37:24,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:24,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:24,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:24,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:37:24,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:24,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:37:24,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:24,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:24,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:24,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:24,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:24,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:24,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-09-25 04:37:24,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:24,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:24,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:24,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:37:24,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:24,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:37:24,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:24,651 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:24,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:24,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:24,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:24,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:24,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-09-25 04:37:24,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:24,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:24,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:24,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:37:24,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:24,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:37:24,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:24,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:24,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:24,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:24,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:24,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:24,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-09-25 04:37:24,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:24,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:24,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:24,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:37:24,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:24,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:37:24,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:24,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:24,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:24,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:24,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:24,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:24,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-09-25 04:37:24,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:24,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:24,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:24,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:37:24,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:24,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:37:24,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:24,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:24,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:24,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:24,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:24,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:24,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-09-25 04:37:24,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:24,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:24,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:24,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:37:24,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:24,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:37:24,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:24,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:24,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:24,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:24,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:24,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:24,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-09-25 04:37:24,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:24,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:24,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:24,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:37:24,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:24,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:37:24,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:24,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:24,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:24,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:24,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:24,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:24,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2020-09-25 04:37:24,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:24,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:24,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:24,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-09-25 04:37:24,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:24,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 04:37:24,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:24,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:24,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:24,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-09-25 04:37:24,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:24,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:24,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2020-09-25 04:37:24,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:24,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:24,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:24,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:37:24,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:24,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 04:37:24,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:24,749 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:24,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:24,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-09-25 04:37:24,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:24,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:24,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 04:37:24,942 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [541690827] [2020-09-25 04:37:24,944 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 04:37:24,944 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-25 04:37:24,945 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845392320] [2020-09-25 04:37:24,952 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-25 04:37:24,953 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 04:37:24,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-25 04:37:24,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-25 04:37:24,973 INFO L87 Difference]: Start difference. First operand 873 states. Second operand 8 states. [2020-09-25 04:37:25,184 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-09-25 04:37:25,373 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-09-25 04:37:26,066 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-25 04:37:26,235 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-09-25 04:37:26,445 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-09-25 04:37:26,806 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-25 04:37:27,037 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-09-25 04:37:31,757 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-09-25 04:37:36,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 04:37:36,754 INFO L93 Difference]: Finished difference Result 2225 states and 3057 transitions. [2020-09-25 04:37:36,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-09-25 04:37:36,756 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 386 [2020-09-25 04:37:36,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 04:37:36,789 INFO L225 Difference]: With dead ends: 2225 [2020-09-25 04:37:36,789 INFO L226 Difference]: Without dead ends: 1474 [2020-09-25 04:37:36,800 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-09-25 04:37:36,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1474 states. [2020-09-25 04:37:37,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1474 to 862. [2020-09-25 04:37:37,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 862 states. [2020-09-25 04:37:37,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 862 states and 1090 transitions. [2020-09-25 04:37:37,050 INFO L78 Accepts]: Start accepts. Automaton has 862 states and 1090 transitions. Word has length 386 [2020-09-25 04:37:37,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 04:37:37,051 INFO L479 AbstractCegarLoop]: Abstraction has 862 states and 1090 transitions. [2020-09-25 04:37:37,051 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-25 04:37:37,051 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1090 transitions. [2020-09-25 04:37:37,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2020-09-25 04:37:37,061 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 04:37:37,062 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 04:37:37,062 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 04:37:37,062 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 04:37:37,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 04:37:37,063 INFO L82 PathProgramCache]: Analyzing trace with hash 90549189, now seen corresponding path program 1 times [2020-09-25 04:37:37,063 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 04:37:37,064 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1841610533] [2020-09-25 04:37:37,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 04:37:37,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:37,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:37,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:37,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:37,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:37,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:37,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:42,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:42,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 441 [2020-09-25 04:37:42,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-09-25 04:37:42,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5059 [2020-09-25 04:37:42,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:42,233 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:42,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 04:37:42,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 94 [2020-09-25 04:37:42,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-09-25 04:37:42,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:42,567 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-25 04:37:42,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 04:37:42,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:42,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:42,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:42,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-09-25 04:37:42,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:42,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-09-25 04:37:42,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:42,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:42,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:42,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:42,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:42,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:42,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-25 04:37:42,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:42,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:42,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:42,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-25 04:37:42,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:42,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-25 04:37:42,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:42,703 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:42,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 04:37:42,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:42,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-09-25 04:37:42,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:42,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-09-25 04:37:42,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:42,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:42,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:42,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 04:37:42,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:42,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:37:42,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:42,715 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:42,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 04:37:42,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:42,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 04:37:42,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:42,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 04:37:42,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:42,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:42,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:42,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-09-25 04:37:42,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:42,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-09-25 04:37:42,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:42,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:42,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 04:37:42,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-09-25 04:37:42,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-25 04:37:42,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:42,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-25 04:37:42,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:42,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:42,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:42,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-09-25 04:37:42,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:42,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-09-25 04:37:42,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:42,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:42,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:42,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-09-25 04:37:42,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:42,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:42,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-09-25 04:37:42,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:42,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:42,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:42,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 204 [2020-09-25 04:37:42,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:42,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-09-25 04:37:42,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:42,960 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:42,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:42,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 201 [2020-09-25 04:37:42,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:42,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:42,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-25 04:37:42,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:42,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:42,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:42,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:37:42,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:42,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:37:42,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:42,992 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:42,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:42,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:42,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:42,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:42,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-25 04:37:42,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:42,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:42,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:43,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:37:43,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:43,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:37:43,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:43,001 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:43,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:43,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:43,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:43,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:43,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-25 04:37:43,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:43,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:43,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:43,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:37:43,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:43,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 04:37:43,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:43,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:43,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:43,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:43,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:43,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:43,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-25 04:37:43,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:43,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:43,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:43,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:37:43,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:43,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:37:43,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:43,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:43,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:43,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:43,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:43,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:43,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-09-25 04:37:43,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:43,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:43,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:43,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:37:43,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:43,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:37:43,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:43,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:43,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:43,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:43,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:43,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:43,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-09-25 04:37:43,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:43,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:43,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:43,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:37:43,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:43,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 04:37:43,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:43,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:43,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:43,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:43,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:43,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:43,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-09-25 04:37:43,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:43,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:43,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:43,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:37:43,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:43,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:37:43,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:43,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:43,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:43,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:43,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:43,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:43,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-09-25 04:37:43,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:43,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:43,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:43,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:37:43,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:43,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 04:37:43,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:43,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:43,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:43,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:43,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:43,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:43,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-09-25 04:37:43,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:43,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:43,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:43,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:37:43,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:43,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:37:43,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:43,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:43,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:43,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:43,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:43,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:43,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-09-25 04:37:43,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:43,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:43,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:43,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:37:43,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:43,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 04:37:43,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:43,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:43,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:43,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:43,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:43,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:43,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-09-25 04:37:43,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:43,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:43,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:43,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:37:43,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:43,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:37:43,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:43,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:43,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:43,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:43,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:43,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:43,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-09-25 04:37:43,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:43,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:43,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:43,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:37:43,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:43,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 04:37:43,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:43,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:43,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:43,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:43,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:43,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:43,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-09-25 04:37:43,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:43,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:43,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:43,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:37:43,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:43,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:37:43,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:43,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:43,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:43,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:43,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:43,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:43,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-09-25 04:37:43,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:43,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:43,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:43,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:37:43,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:43,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:37:43,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:43,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:43,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:43,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:37:43,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:43,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:43,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2020-09-25 04:37:43,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:43,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:43,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:43,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-09-25 04:37:43,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:43,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 04:37:43,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:43,157 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:43,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:43,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-09-25 04:37:43,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:43,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:43,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2020-09-25 04:37:43,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:43,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:43,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:43,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:37:43,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:37:43,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 04:37:43,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:43,182 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:43,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:37:43,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-09-25 04:37:43,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:37:43,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:43,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 04:37:43,467 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1841610533] [2020-09-25 04:37:43,467 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 04:37:43,468 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-25 04:37:43,468 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944620128] [2020-09-25 04:37:43,473 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-25 04:37:43,473 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 04:37:43,474 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-25 04:37:43,474 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-25 04:37:43,474 INFO L87 Difference]: Start difference. First operand 862 states and 1090 transitions. Second operand 8 states. [2020-09-25 04:37:43,711 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-09-25 04:37:43,887 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-09-25 04:37:44,512 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-25 04:37:44,678 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-09-25 04:37:44,873 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-09-25 04:37:45,213 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-25 04:37:45,422 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-09-25 04:37:49,888 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-09-25 04:37:54,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 04:37:54,421 INFO L93 Difference]: Finished difference Result 2205 states and 2875 transitions. [2020-09-25 04:37:54,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-09-25 04:37:54,422 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 386 [2020-09-25 04:37:54,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 04:37:54,433 INFO L225 Difference]: With dead ends: 2205 [2020-09-25 04:37:54,434 INFO L226 Difference]: Without dead ends: 1473 [2020-09-25 04:37:54,437 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=97, Invalid=245, Unknown=0, NotChecked=0, Total=342 [2020-09-25 04:37:54,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1473 states. [2020-09-25 04:37:54,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1473 to 861. [2020-09-25 04:37:54,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 861 states. [2020-09-25 04:37:54,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 861 states and 1088 transitions. [2020-09-25 04:37:54,542 INFO L78 Accepts]: Start accepts. Automaton has 861 states and 1088 transitions. Word has length 386 [2020-09-25 04:37:54,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 04:37:54,544 INFO L479 AbstractCegarLoop]: Abstraction has 861 states and 1088 transitions. [2020-09-25 04:37:54,544 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-25 04:37:54,544 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1088 transitions. [2020-09-25 04:37:54,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2020-09-25 04:37:54,552 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 04:37:54,552 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 04:37:54,552 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-25 04:37:54,553 INFO L427 AbstractCegarLoop]: === Iteration 3 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 04:37:54,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 04:37:54,553 INFO L82 PathProgramCache]: Analyzing trace with hash -1333261467, now seen corresponding path program 1 times [2020-09-25 04:37:54,553 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 04:37:54,554 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [248635435] [2020-09-25 04:37:54,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 04:37:54,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:37:54,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:54,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:54,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:55,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:55,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:37:59,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:37:59,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 441 [2020-09-25 04:37:59,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-09-25 04:37:59,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-09-25 04:37:59,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:37:59,639 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:37:59,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 04:37:59,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 92 [2020-09-25 04:37:59,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-09-25 04:37:59,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:37:59,990 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-09-25 04:37:59,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 04:37:59,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:38:00,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:38:00,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:38:00,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-09-25 04:38:00,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:38:00,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-09-25 04:38:00,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:38:00,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:38:00,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:38:00,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:38:00,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:38:00,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:38:00,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-09-25 04:38:00,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:38:00,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:38:00,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:38:00,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-25 04:38:00,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:38:00,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-09-25 04:38:00,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:38:00,155 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:38:00,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 04:38:00,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:38:00,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-09-25 04:38:00,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:38:00,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-09-25 04:38:00,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:38:00,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:38:00,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:38:00,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 04:38:00,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:38:00,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 04:38:00,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:38:00,169 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:38:00,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 04:38:00,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:38:00,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 04:38:00,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:38:00,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-09-25 04:38:00,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:38:00,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:38:00,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:38:00,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-09-25 04:38:00,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:38:00,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-09-25 04:38:00,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:38:00,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:38:00,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 04:38:00,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-09-25 04:38:00,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-09-25 04:38:00,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:38:00,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-09-25 04:38:00,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:38:00,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:38:00,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:38:00,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-09-25 04:38:00,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:38:00,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-09-25 04:38:00,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:38:00,399 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:38:00,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:38:00,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-09-25 04:38:00,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:38:00,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:38:00,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-09-25 04:38:00,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:38:00,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:38:00,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:38:00,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 204 [2020-09-25 04:38:00,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:38:00,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-09-25 04:38:00,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:38:00,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:38:00,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:38:00,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 201 [2020-09-25 04:38:00,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:38:00,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:38:00,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-09-25 04:38:00,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:38:00,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:38:00,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:38:00,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:38:00,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:38:00,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-09-25 04:38:00,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:38:00,488 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:38:00,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:38:00,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:38:00,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:38:00,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:38:00,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-25 04:38:00,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:38:00,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:38:00,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:38:00,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:38:00,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:38:00,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 04:38:00,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:38:00,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:38:00,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:38:00,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:38:00,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:38:00,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:38:00,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-09-25 04:38:00,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:38:00,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:38:00,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:38:00,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:38:00,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:38:00,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:38:00,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:38:00,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:38:00,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:38:00,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:38:00,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:38:00,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:38:00,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-09-25 04:38:00,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:38:00,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:38:00,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:38:00,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:38:00,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:38:00,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:38:00,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:38:00,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:38:00,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:38:00,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:38:00,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:38:00,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:38:00,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-09-25 04:38:00,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:38:00,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:38:00,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:38:00,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:38:00,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:38:00,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-25 04:38:00,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:38:00,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:38:00,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:38:00,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:38:00,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:38:00,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:38:00,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-09-25 04:38:00,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:38:00,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:38:00,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:38:00,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:38:00,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:38:00,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:38:00,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:38:00,538 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:38:00,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:38:00,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:38:00,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:38:00,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:38:00,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-09-25 04:38:00,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:38:00,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:38:00,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:38:00,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:38:00,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:38:00,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:38:00,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:38:00,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:38:00,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:38:00,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:38:00,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:38:00,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:38:00,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-09-25 04:38:00,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:38:00,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:38:00,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:38:00,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:38:00,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:38:00,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:38:00,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:38:00,555 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:38:00,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:38:00,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:38:00,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:38:00,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:38:00,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-09-25 04:38:00,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:38:00,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:38:00,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:38:00,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:38:00,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:38:00,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 04:38:00,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:38:00,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:38:00,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:38:00,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:38:00,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:38:00,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:38:00,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-09-25 04:38:00,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:38:00,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:38:00,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:38:00,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:38:00,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:38:00,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-09-25 04:38:00,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:38:00,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:38:00,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:38:00,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:38:00,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:38:00,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:38:00,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-09-25 04:38:00,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:38:00,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:38:00,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:38:00,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:38:00,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:38:00,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:38:00,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:38:00,585 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:38:00,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:38:00,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:38:00,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:38:00,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:38:00,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-09-25 04:38:00,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:38:00,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:38:00,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:38:00,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:38:00,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:38:00,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:38:00,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:38:00,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:38:00,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:38:00,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:38:00,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:38:00,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:38:00,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-09-25 04:38:00,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:38:00,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:38:00,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:38:00,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:38:00,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:38:00,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:38:00,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:38:00,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:38:00,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:38:00,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:38:00,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:38:00,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:38:00,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-09-25 04:38:00,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:38:00,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:38:00,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:38:00,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:38:00,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:38:00,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 04:38:00,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:38:00,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:38:00,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:38:00,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 04:38:00,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:38:00,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:38:00,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2020-09-25 04:38:00,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:38:00,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:38:00,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:38:00,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-09-25 04:38:00,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:38:00,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-25 04:38:00,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:38:00,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:38:00,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:38:00,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-09-25 04:38:00,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:38:00,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:38:00,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2020-09-25 04:38:00,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 04:38:00,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 04:38:00,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 04:38:00,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 04:38:00,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 04:38:00,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 04:38:00,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 04:38:00,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-09-25 04:38:00,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 04:38:00,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-09-25 04:38:00,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 04:38:00,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 04:38:01,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 04:38:01,007 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [248635435] [2020-09-25 04:38:01,008 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 04:38:01,008 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-25 04:38:01,008 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451048347] [2020-09-25 04:38:01,010 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-25 04:38:01,010 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 04:38:01,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-25 04:38:01,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-25 04:38:01,011 INFO L87 Difference]: Start difference. First operand 861 states and 1088 transitions. Second operand 8 states. [2020-09-25 04:38:01,279 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-09-25 04:38:01,493 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2020-09-25 04:38:02,066 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-09-25 04:38:02,220 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2020-09-25 04:38:02,400 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-09-25 04:38:02,765 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-09-25 04:38:02,963 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2020-09-25 04:38:07,414 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 168