/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 SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/systemc/token_ring.05.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 04:49:46,936 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 04:49:46,939 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 04:49:46,979 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 04:49:46,980 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 04:49:46,987 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 04:49:46,989 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 04:49:46,992 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 04:49:46,994 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 04:49:46,998 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 04:49:46,998 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 04:49:46,999 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 04:49:47,000 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 04:49:47,002 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 04:49:47,005 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 04:49:47,006 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 04:49:47,008 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 04:49:47,008 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 04:49:47,010 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 04:49:47,017 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 04:49:47,019 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 04:49:47,020 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 04:49:47,021 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 04:49:47,021 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 04:49:47,033 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 04:49:47,033 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 04:49:47,033 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 04:49:47,040 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 04:49:47,041 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 04:49:47,042 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 04:49:47,042 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 04:49:47,042 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 04:49:47,043 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 04:49:47,044 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 04:49:47,045 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 04:49:47,045 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 04:49:47,048 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 04:49:47,049 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 04:49:47,049 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 04:49:47,050 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 04:49:47,051 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 04:49:47,052 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-15 04:49:47,086 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 04:49:47,086 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 04:49:47,088 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 04:49:47,088 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 04:49:47,089 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 04:49:47,089 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 04:49:47,089 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 04:49:47,089 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 04:49:47,090 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 04:49:47,090 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 04:49:47,091 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 04:49:47,091 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 04:49:47,091 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 04:49:47,092 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 04:49:47,092 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 04:49:47,092 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 04:49:47,092 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 04:49:47,092 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 04:49:47,093 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 04:49:47,093 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 04:49:47,093 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 04:49:47,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 04:49:47,094 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 04:49:47,095 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 04:49:47,095 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 04:49:47,095 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 04:49:47,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 04:49:47,095 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 04:49:47,096 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 04:49:47,096 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 -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 04:49:47,373 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 04:49:47,385 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 04:49:47,388 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 04:49:47,390 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 04:49:47,390 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 04:49:47,391 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/token_ring.05.cil-1.c [2020-10-15 04:49:47,447 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/176c8e6b1/aaa2004000c24a63bbcd925c5cac8e09/FLAG8d8f5b556 [2020-10-15 04:49:47,945 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 04:49:47,946 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/token_ring.05.cil-1.c [2020-10-15 04:49:47,972 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/176c8e6b1/aaa2004000c24a63bbcd925c5cac8e09/FLAG8d8f5b556 [2020-10-15 04:49:48,270 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/176c8e6b1/aaa2004000c24a63bbcd925c5cac8e09 [2020-10-15 04:49:48,279 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 04:49:48,281 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 04:49:48,282 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 04:49:48,282 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 04:49:48,287 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 04:49:48,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:49:48" (1/1) ... [2020-10-15 04:49:48,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28f7f08b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:48, skipping insertion in model container [2020-10-15 04:49:48,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:49:48" (1/1) ... [2020-10-15 04:49:48,299 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 04:49:48,335 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 04:49:48,570 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 04:49:48,577 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 04:49:48,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 04:49:48,777 INFO L208 MainTranslator]: Completed translation [2020-10-15 04:49:48,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:48 WrapperNode [2020-10-15 04:49:48,778 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 04:49:48,779 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 04:49:48,779 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 04:49:48,779 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 04:49:48,793 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:48" (1/1) ... [2020-10-15 04:49:48,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:48" (1/1) ... [2020-10-15 04:49:48,803 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:48" (1/1) ... [2020-10-15 04:49:48,803 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:48" (1/1) ... [2020-10-15 04:49:48,817 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:48" (1/1) ... [2020-10-15 04:49:48,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:48" (1/1) ... [2020-10-15 04:49:48,837 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:48" (1/1) ... [2020-10-15 04:49:48,842 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 04:49:48,843 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 04:49:48,843 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 04:49:48,843 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 04:49:48,844 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:48" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 04:49:48,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 04:49:48,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 04:49:48,900 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-10-15 04:49:48,900 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2020-10-15 04:49:48,901 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2020-10-15 04:49:48,901 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2020-10-15 04:49:48,901 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2020-10-15 04:49:48,901 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit4 [2020-10-15 04:49:48,902 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit5 [2020-10-15 04:49:48,902 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2020-10-15 04:49:48,902 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2020-10-15 04:49:48,902 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2020-10-15 04:49:48,902 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2020-10-15 04:49:48,902 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit4_triggered [2020-10-15 04:49:48,903 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit5_triggered [2020-10-15 04:49:48,903 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-10-15 04:49:48,903 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-10-15 04:49:48,903 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-10-15 04:49:48,903 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-10-15 04:49:48,903 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-10-15 04:49:48,904 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-10-15 04:49:48,904 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-10-15 04:49:48,904 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2020-10-15 04:49:48,904 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-10-15 04:49:48,904 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-10-15 04:49:48,904 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-10-15 04:49:48,905 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-10-15 04:49:48,905 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-10-15 04:49:48,905 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 04:49:48,905 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 04:49:48,905 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-10-15 04:49:48,905 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2020-10-15 04:49:48,905 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2020-10-15 04:49:48,906 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2020-10-15 04:49:48,906 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2020-10-15 04:49:48,906 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit4_triggered [2020-10-15 04:49:48,906 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit5_triggered [2020-10-15 04:49:48,906 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2020-10-15 04:49:48,906 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 04:49:48,907 INFO L130 BoogieDeclarations]: Found specification of procedure master [2020-10-15 04:49:48,907 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2020-10-15 04:49:48,907 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2020-10-15 04:49:48,907 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2020-10-15 04:49:48,907 INFO L130 BoogieDeclarations]: Found specification of procedure transmit4 [2020-10-15 04:49:48,907 INFO L130 BoogieDeclarations]: Found specification of procedure transmit5 [2020-10-15 04:49:48,908 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-10-15 04:49:48,908 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-10-15 04:49:48,908 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-10-15 04:49:48,908 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-10-15 04:49:48,908 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-10-15 04:49:48,908 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-10-15 04:49:48,908 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-10-15 04:49:48,909 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-10-15 04:49:48,909 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-10-15 04:49:48,909 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-10-15 04:49:48,909 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-10-15 04:49:48,909 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-10-15 04:49:48,910 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 04:49:48,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 04:49:48,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 04:49:49,653 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 04:49:49,654 INFO L295 CfgBuilder]: Removed 8 assume(true) statements. [2020-10-15 04:49:49,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:49:49 BoogieIcfgContainer [2020-10-15 04:49:49,668 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 04:49:49,670 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 04:49:49,670 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 04:49:49,673 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 04:49:49,673 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 04:49:48" (1/3) ... [2020-10-15 04:49:49,674 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ea67d0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 04:49:49, skipping insertion in model container [2020-10-15 04:49:49,674 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:48" (2/3) ... [2020-10-15 04:49:49,675 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ea67d0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 04:49:49, skipping insertion in model container [2020-10-15 04:49:49,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:49:49" (3/3) ... [2020-10-15 04:49:49,678 INFO L109 eAbstractionObserver]: Analyzing ICFG token_ring.05.cil-1.c [2020-10-15 04:49:49,689 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 04:49:49,697 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 04:49:49,709 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 04:49:49,734 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 04:49:49,734 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 04:49:49,735 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 04:49:49,735 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 04:49:49,735 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 04:49:49,735 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 04:49:49,735 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 04:49:49,736 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 04:49:49,758 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states. [2020-10-15 04:49:49,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-10-15 04:49:49,772 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:49:49,773 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] [2020-10-15 04:49:49,774 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:49:49,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:49:49,779 INFO L82 PathProgramCache]: Analyzing trace with hash 1265062230, now seen corresponding path program 1 times [2020-10-15 04:49:49,787 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:49:49,788 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1111610819] [2020-10-15 04:49:49,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:49:50,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:50,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:50,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:50,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:50,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:50,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:51,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:51,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:51,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:51,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:51,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:51,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:51,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:51,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:51,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:51,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:51,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:51,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:52,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:55,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:55,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-10-15 04:49:55,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-15 04:49:55,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-15 04:49:55,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:55,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:55,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:49:55,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:49:55,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-10-15 04:49:55,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-15 04:49:55,233 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-10-15 04:49:55,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:49:55,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:55,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:55,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:55,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:49:55,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:55,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-15 04:49:55,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:55,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:55,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:55,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:55,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:49:55,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:55,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:49:55,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:55,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:55,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:55,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:49:55,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:55,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:49:55,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:55,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:55,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:55,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:55,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:49:55,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:55,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:49:55,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:55,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:55,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:55,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:49:55,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:55,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:49:55,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:55,327 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:55,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:55,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:55,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:49:55,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:55,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:49:55,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:55,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:55,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:55,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 04:49:55,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:55,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 04:49:55,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:55,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:55,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:55,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:55,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 04:49:55,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:55,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 04:49:55,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:55,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:55,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:55,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:49:55,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:55,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 04:49:55,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:55,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:55,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:55,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:55,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 04:49:55,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 04:49:55,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-15 04:49:55,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:55,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:55,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:55,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:55,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:56,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:56,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-15 04:49:56,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 04:49:56,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1468 [2020-10-15 04:49:56,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:56,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:56,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:56,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-15 04:49:56,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-15 04:49:56,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:56,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:49:56,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:56,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:56,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:56,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:49:56,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:56,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:49:56,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:56,964 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:56,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:56,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:56,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:56,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:56,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:49:56,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:56,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:56,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:56,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:49:56,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:56,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:49:56,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:56,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:56,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:56,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:56,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:56,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:56,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:49:56,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:56,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:56,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:56,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:49:56,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:56,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:49:56,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:56,989 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:56,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:56,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:56,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 04:49:56,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:56,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:49:56,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:56,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:57,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:57,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:49:57,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:57,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 04:49:57,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:57,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:57,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:57,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:57,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:49:57,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-15 04:49:57,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:49:57,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:57,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:57,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:57,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:49:57,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:57,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:49:57,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:57,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:57,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:57,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:57,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:49:57,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:57,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:49:57,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:57,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:57,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:57,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:49:57,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:57,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:49:57,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:57,036 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:57,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:49:57,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:49:57,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:49:57,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:57,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-15 04:49:57,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:57,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:57,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:57,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:49:57,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:57,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 04:49:57,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:57,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:57,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:57,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-15 04:49:57,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:57,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:57,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-15 04:49:57,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:49:57,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:49:57,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:49:57,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:49:57,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:49:57,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:49:57,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:49:57,067 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:49:57,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:49:57,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:49:57,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:49:57,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:49:57,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:49:57,127 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1111610819] [2020-10-15 04:49:57,129 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:49:57,129 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 04:49:57,130 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306463930] [2020-10-15 04:49:57,136 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 04:49:57,136 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:49:57,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 04:49:57,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-15 04:49:57,155 INFO L87 Difference]: Start difference. First operand 264 states. Second operand 8 states. [2020-10-15 04:50:02,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:50:02,763 INFO L93 Difference]: Finished difference Result 1041 states and 1697 transitions. [2020-10-15 04:50:02,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-15 04:50:02,765 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 133 [2020-10-15 04:50:02,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:50:02,789 INFO L225 Difference]: With dead ends: 1041 [2020-10-15 04:50:02,789 INFO L226 Difference]: Without dead ends: 777 [2020-10-15 04:50:02,798 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=87, Invalid=255, Unknown=0, NotChecked=0, Total=342 [2020-10-15 04:50:02,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 777 states. [2020-10-15 04:50:02,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 777 to 495. [2020-10-15 04:50:02,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 495 states. [2020-10-15 04:50:02,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 495 states and 708 transitions. [2020-10-15 04:50:02,983 INFO L78 Accepts]: Start accepts. Automaton has 495 states and 708 transitions. Word has length 133 [2020-10-15 04:50:02,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:50:02,984 INFO L479 AbstractCegarLoop]: Abstraction has 495 states and 708 transitions. [2020-10-15 04:50:02,984 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 04:50:02,985 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 708 transitions. [2020-10-15 04:50:02,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-10-15 04:50:02,988 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:50:02,989 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:50:02,989 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 04:50:02,989 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:50:02,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:50:02,990 INFO L82 PathProgramCache]: Analyzing trace with hash 779646709, now seen corresponding path program 1 times [2020-10-15 04:50:02,990 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:50:02,990 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [919241926] [2020-10-15 04:50:02,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:50:03,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:03,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:03,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:03,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:03,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:03,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:03,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:04,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:04,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:04,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:05,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:05,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:05,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:05,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:05,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:05,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:05,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:05,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:05,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:08,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:08,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-10-15 04:50:08,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-15 04:50:08,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-15 04:50:08,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:08,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:08,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:50:08,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:50:08,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 92 [2020-10-15 04:50:08,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:50:08,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:50:08,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:08,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:08,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:08,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:50:08,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:08,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 04:50:08,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:08,177 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:08,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:08,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:08,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:50:08,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:08,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:50:08,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:08,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:08,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:08,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:50:08,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:08,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:50:08,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:08,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:08,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:08,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:08,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:50:08,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:08,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:50:08,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:08,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:08,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:08,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:50:08,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:08,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:08,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:08,211 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:08,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:08,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:08,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:50:08,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:08,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:50:08,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:08,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:08,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:08,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 04:50:08,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:08,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:50:08,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:08,236 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:08,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:08,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:08,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 04:50:08,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:08,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 04:50:08,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:08,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:08,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:08,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:50:08,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:08,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 04:50:08,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:08,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:08,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:08,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:08,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 04:50:08,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:08,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-15 04:50:08,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:08,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:08,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:08,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:08,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:09,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:13,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:13,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-15 04:50:13,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 04:50:13,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4952 [2020-10-15 04:50:13,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:13,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:13,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:13,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 40 [2020-10-15 04:50:13,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-15 04:50:13,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:50:13,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:50:13,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:13,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:13,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:13,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:13,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:13,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:13,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:13,286 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:13,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:13,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:13,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:13,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:13,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:50:13,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:13,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:13,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:13,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:13,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:13,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:13,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:13,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:13,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:13,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:13,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:13,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:13,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:50:13,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:13,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:13,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:13,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:13,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:13,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:13,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:13,296 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:13,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:13,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:13,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:13,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:13,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:50:13,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:13,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:13,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:13,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:13,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:13,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:50:13,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:13,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:13,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:13,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:13,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 04:50:13,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:50:13,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:50:13,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:13,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:13,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:13,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:13,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:13,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:50:13,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:13,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:13,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:13,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:13,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:50:13,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:13,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:50:13,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:13,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:13,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:13,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:13,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:13,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:50:13,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:13,321 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:13,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:13,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:13,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:50:13,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:50:13,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-15 04:50:13,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:13,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:13,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:13,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:50:13,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:13,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:50:13,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:13,335 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:13,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:13,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-15 04:50:13,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:13,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:13,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-15 04:50:13,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:13,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:13,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:13,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:50:13,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:13,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:13,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:13,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:13,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:13,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:50:13,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:13,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:13,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:50:13,367 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [919241926] [2020-10-15 04:50:13,367 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:50:13,367 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 04:50:13,368 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21304230] [2020-10-15 04:50:13,370 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 04:50:13,370 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:50:13,371 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 04:50:13,371 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-15 04:50:13,371 INFO L87 Difference]: Start difference. First operand 495 states and 708 transitions. Second operand 8 states. [2020-10-15 04:50:18,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:50:18,211 INFO L93 Difference]: Finished difference Result 1960 states and 3038 transitions. [2020-10-15 04:50:18,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 04:50:18,212 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 133 [2020-10-15 04:50:18,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:50:18,225 INFO L225 Difference]: With dead ends: 1960 [2020-10-15 04:50:18,226 INFO L226 Difference]: Without dead ends: 1489 [2020-10-15 04:50:18,232 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-15 04:50:18,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1489 states. [2020-10-15 04:50:18,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1489 to 970. [2020-10-15 04:50:18,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 970 states. [2020-10-15 04:50:18,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 970 states and 1394 transitions. [2020-10-15 04:50:18,379 INFO L78 Accepts]: Start accepts. Automaton has 970 states and 1394 transitions. Word has length 133 [2020-10-15 04:50:18,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:50:18,380 INFO L479 AbstractCegarLoop]: Abstraction has 970 states and 1394 transitions. [2020-10-15 04:50:18,380 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 04:50:18,380 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1394 transitions. [2020-10-15 04:50:18,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-10-15 04:50:18,382 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:50:18,382 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] [2020-10-15 04:50:18,383 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 04:50:18,383 INFO L427 AbstractCegarLoop]: === Iteration 3 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:50:18,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:50:18,383 INFO L82 PathProgramCache]: Analyzing trace with hash 1356575350, now seen corresponding path program 1 times [2020-10-15 04:50:18,384 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:50:18,384 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [616910784] [2020-10-15 04:50:18,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:50:18,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:18,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:18,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:18,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:18,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:18,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:18,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:18,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:23,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:23,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-10-15 04:50:23,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 04:50:23,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-15 04:50:23,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:23,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:23,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 04:50:23,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:50:23,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-15 04:50:23,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:23,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:50:23,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:23,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:23,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:23,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:50:23,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:23,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 04:50:23,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:23,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:23,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:23,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:23,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:50:23,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:23,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:50:23,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:23,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:23,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:23,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:50:23,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:23,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:50:23,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:23,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:23,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:23,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:23,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:50:23,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:50:23,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:50:23,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:23,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:23,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:23,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:50:23,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:23,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:23,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:23,569 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:23,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:23,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:23,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:50:23,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:23,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:50:23,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:23,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:23,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:23,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 04:50:23,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:23,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:50:23,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:23,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:23,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:23,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:23,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 04:50:23,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:23,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 04:50:23,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:23,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:23,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:23,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:50:23,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:23,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 04:50:23,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:23,631 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:23,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:50:23,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:50:23,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-15 04:50:23,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:23,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-15 04:50:23,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:23,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:23,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:23,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:23,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:23,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:26,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:28,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:28,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-15 04:50:28,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 04:50:28,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-15 04:50:28,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:28,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:28,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:50:28,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-15 04:50:28,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:50:28,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:28,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:50:28,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:28,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:28,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:28,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:28,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:28,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 04:50:28,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:28,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:28,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:28,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:28,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:28,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-15 04:50:28,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:50:28,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:28,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:28,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:28,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:28,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:28,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:50:28,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:28,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:28,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:28,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:28,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:28,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:28,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:50:28,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:28,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:28,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:28,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:28,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:28,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 04:50:28,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:28,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:28,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:50:28,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:28,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:50:28,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:28,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:50:28,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:28,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:28,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:28,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:28,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:28,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:28,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:28,803 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:28,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:28,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:50:28,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:28,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:50:28,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:50:28,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:28,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:28,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:28,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:28,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:28,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:28,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:28,808 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:28,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:28,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:50:28,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:28,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:28,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:50:28,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:28,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:28,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:28,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:28,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:28,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:28,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:28,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:28,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:28,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:50:28,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:28,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:50:28,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-15 04:50:28,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:28,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:28,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:28,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:50:28,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:28,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:50:28,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:28,827 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:28,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:28,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-15 04:50:28,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:28,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:28,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-15 04:50:28,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:28,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:28,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:28,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:50:28,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:28,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:28,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:28,834 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:28,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:28,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:50:28,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:28,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:28,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:50:28,866 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [616910784] [2020-10-15 04:50:28,867 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:50:28,867 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-15 04:50:28,867 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971862081] [2020-10-15 04:50:28,868 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-15 04:50:28,868 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:50:28,869 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-15 04:50:28,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-10-15 04:50:28,869 INFO L87 Difference]: Start difference. First operand 970 states and 1394 transitions. Second operand 13 states. [2020-10-15 04:50:32,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:50:32,986 INFO L93 Difference]: Finished difference Result 2465 states and 3832 transitions. [2020-10-15 04:50:32,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-15 04:50:32,987 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 133 [2020-10-15 04:50:32,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:50:32,998 INFO L225 Difference]: With dead ends: 2465 [2020-10-15 04:50:32,998 INFO L226 Difference]: Without dead ends: 1518 [2020-10-15 04:50:33,003 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=143, Invalid=409, Unknown=0, NotChecked=0, Total=552 [2020-10-15 04:50:33,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1518 states. [2020-10-15 04:50:33,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1518 to 980. [2020-10-15 04:50:33,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 980 states. [2020-10-15 04:50:33,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 980 states and 1390 transitions. [2020-10-15 04:50:33,117 INFO L78 Accepts]: Start accepts. Automaton has 980 states and 1390 transitions. Word has length 133 [2020-10-15 04:50:33,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:50:33,117 INFO L479 AbstractCegarLoop]: Abstraction has 980 states and 1390 transitions. [2020-10-15 04:50:33,117 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-15 04:50:33,117 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1390 transitions. [2020-10-15 04:50:33,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-10-15 04:50:33,120 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:50:33,120 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] [2020-10-15 04:50:33,120 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 04:50:33,120 INFO L427 AbstractCegarLoop]: === Iteration 4 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:50:33,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:50:33,121 INFO L82 PathProgramCache]: Analyzing trace with hash 533731444, now seen corresponding path program 1 times [2020-10-15 04:50:33,121 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:50:33,121 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [487832238] [2020-10-15 04:50:33,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:50:33,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:33,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:33,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:33,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:33,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:33,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:33,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:33,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:33,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:33,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:33,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:33,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:33,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:33,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:33,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:33,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:38,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:38,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 173 [2020-10-15 04:50:38,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-15 04:50:38,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-15 04:50:38,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:38,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:38,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:50:38,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:50:38,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-15 04:50:38,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:38,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:50:38,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:38,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:38,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:38,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:50:38,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:38,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 04:50:38,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:38,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:38,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:38,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:38,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:50:38,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:38,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:50:38,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:38,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:38,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:38,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:50:38,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:38,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:50:38,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:38,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:38,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:38,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:38,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:50:38,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:50:38,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:50:38,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:38,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:38,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:38,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:50:38,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:38,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:38,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:38,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:38,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:38,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:38,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:50:38,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:50:38,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:50:38,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:38,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:38,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:38,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 04:50:38,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:38,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 04:50:38,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:38,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:38,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:38,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:38,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 04:50:38,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:50:38,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 04:50:38,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:38,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:38,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:38,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:50:38,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:38,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 04:50:38,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:38,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:38,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:38,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:38,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 04:50:38,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:50:38,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-15 04:50:38,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:38,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:38,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:38,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:38,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:39,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:42,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:42,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-15 04:50:42,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 04:50:42,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3631 [2020-10-15 04:50:42,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:42,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:42,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:42,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:50:42,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-15 04:50:42,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:42,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:50:42,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:42,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:42,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:42,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:42,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:42,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:50:42,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:42,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:42,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:42,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:42,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 04:50:42,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:50:42,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:50:42,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:42,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:42,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:42,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:42,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:42,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:50:42,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:42,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:42,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:42,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:42,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:50:42,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:50:42,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:50:42,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:42,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:42,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:42,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:42,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:42,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:50:42,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:42,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:42,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:42,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:42,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:50:42,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:42,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:50:42,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:42,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:42,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:42,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:42,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:42,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:42,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:42,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:42,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:42,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:42,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:50:42,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:42,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:50:42,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:42,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:42,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:42,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:42,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:42,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:42,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:42,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:42,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:42,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:42,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:50:42,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:50:42,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:50:42,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:42,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:42,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:42,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:42,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:42,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:42,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:42,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:42,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:42,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:42,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:50:42,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:42,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-15 04:50:42,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:42,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:42,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:42,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:50:42,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:42,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:50:42,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:42,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:42,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:42,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-15 04:50:42,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:42,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:42,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-15 04:50:42,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:42,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:42,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:42,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:50:42,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:42,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:42,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:42,109 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:42,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:42,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:50:42,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:42,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:42,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 04:50:42,131 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [487832238] [2020-10-15 04:50:42,132 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:50:42,132 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 04:50:42,132 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117838085] [2020-10-15 04:50:42,133 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 04:50:42,133 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:50:42,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 04:50:42,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-15 04:50:42,134 INFO L87 Difference]: Start difference. First operand 980 states and 1390 transitions. Second operand 9 states. [2020-10-15 04:50:42,279 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-10-15 04:50:47,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:50:47,372 INFO L93 Difference]: Finished difference Result 3838 states and 5920 transitions. [2020-10-15 04:50:47,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-15 04:50:47,372 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 133 [2020-10-15 04:50:47,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:50:47,388 INFO L225 Difference]: With dead ends: 3838 [2020-10-15 04:50:47,389 INFO L226 Difference]: Without dead ends: 2882 [2020-10-15 04:50:47,395 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2020-10-15 04:50:47,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2882 states. [2020-10-15 04:50:47,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2882 to 2052. [2020-10-15 04:50:47,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2052 states. [2020-10-15 04:50:47,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2052 states to 2052 states and 2945 transitions. [2020-10-15 04:50:47,619 INFO L78 Accepts]: Start accepts. Automaton has 2052 states and 2945 transitions. Word has length 133 [2020-10-15 04:50:47,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:50:47,619 INFO L479 AbstractCegarLoop]: Abstraction has 2052 states and 2945 transitions. [2020-10-15 04:50:47,619 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 04:50:47,619 INFO L276 IsEmpty]: Start isEmpty. Operand 2052 states and 2945 transitions. [2020-10-15 04:50:47,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2020-10-15 04:50:47,626 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:50:47,626 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:50:47,627 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 04:50:47,627 INFO L427 AbstractCegarLoop]: === Iteration 5 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:50:47,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:50:47,627 INFO L82 PathProgramCache]: Analyzing trace with hash 854412229, now seen corresponding path program 1 times [2020-10-15 04:50:47,627 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:50:47,628 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [437464212] [2020-10-15 04:50:47,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:50:47,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:47,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:47,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:47,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:47,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:47,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:47,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:47,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:47,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:48,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:52,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:52,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 277 [2020-10-15 04:50:52,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-15 04:50:52,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-15 04:50:52,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:52,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:52,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:50:52,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-15 04:50:52,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 90 [2020-10-15 04:50:52,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:52,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:50:52,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:52,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:52,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:52,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:50:52,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:52,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:50:52,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:52,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:52,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:52,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:52,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:52,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:52,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:50:52,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:52,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:52,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:52,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:50:52,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:52,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:52,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:52,772 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:52,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:52,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:52,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:52,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:52,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:50:52,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:52,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:52,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:52,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:50:52,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:52,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:50:52,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:52,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:52,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:52,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:52,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:52,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:52,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:50:52,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:52,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:52,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:52,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 04:50:52,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:52,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:50:52,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:52,816 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:52,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:52,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:52,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:52,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:52,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 04:50:52,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:52,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:52,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:52,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:50:52,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:52,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 04:50:52,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:52,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:52,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:52,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:52,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:50:52,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:50:52,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-15 04:50:52,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:52,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:52,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:52,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:52,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:52,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:57,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:57,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:57,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-15 04:50:57,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 04:50:57,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-15 04:50:57,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:57,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:57,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:50:57,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:57,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-10-15 04:50:57,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:57,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:50:57,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:57,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:57,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:57,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:57,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:57,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:57,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:57,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:57,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:57,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:57,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:57,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:57,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:50:57,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:57,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:57,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:57,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:57,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:57,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:57,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:57,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:57,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:57,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:57,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:57,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:50:57,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:50:57,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:57,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:57,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:57,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:57,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:57,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:50:57,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:57,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:57,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:57,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:57,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:57,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:50:57,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:50:57,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:57,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:57,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:57,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:57,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:57,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:50:57,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:57,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:57,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:57,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:57,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:57,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:57,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:50:57,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:57,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:57,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:57,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:57,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:57,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:57,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:57,905 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:57,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:57,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:57,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:57,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:57,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:50:57,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:57,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:57,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:57,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:50:57,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:57,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:50:57,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:57,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:57,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:57,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:50:57,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:57,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:57,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-15 04:50:57,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:57,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:57,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:57,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:50:57,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:57,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 04:50:57,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:57,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:57,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:50:57,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:50:57,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-15 04:50:57,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:57,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-15 04:50:57,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:57,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:57,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:50:57,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:50:57,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:50:57,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:50:57,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:50:57,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:50:57,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:50:57,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:50:57,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:50:57,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:50:57,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-15 04:50:57,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:50:57,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:57,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:57,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:58,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:50:58,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:02,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:02,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-15 04:51:02,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 04:51:02,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-15 04:51:02,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:02,980 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:02,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:51:02,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 72 [2020-10-15 04:51:02,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:51:02,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:02,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 04:51:02,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:02,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:02,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:02,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:03,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:03,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:07,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:07,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-15 04:51:07,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 04:51:07,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 04:51:07,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:07,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:07,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:51:07,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 44 [2020-10-15 04:51:07,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:51:07,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:07,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:51:07,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:08,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:08,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:08,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:08,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:08,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:12,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:12,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-15 04:51:12,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 04:51:12,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 04:51:12,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:12,998 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:12,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:51:12,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:51:12,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:51:12,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:13,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:51:13,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:13,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:13,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:13,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:13,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:13,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:51:13,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:13,044 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:13,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:51:13,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:13,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:51:13,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:13,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:51:13,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:13,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:13,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:13,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:13,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:13,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:13,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:13,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:13,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:13,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:51:13,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:13,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:13,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:51:13,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:13,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:13,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:13,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:13,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:13,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:13,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:13,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:13,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:13,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:51:13,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:13,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:13,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:51:13,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:13,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:13,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:13,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:13,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:13,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:13,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:13,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:13,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:13,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:51:13,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:13,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:13,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:51:13,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:13,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:13,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:13,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:13,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:13,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:13,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:13,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:13,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:13,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:51:13,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:13,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:13,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:51:13,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:13,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:13,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:13,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:13,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:13,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:13,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:13,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:13,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:13,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:51:13,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:13,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:13,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-15 04:51:13,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:13,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:13,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:13,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:51:13,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:13,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:13,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:13,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:13,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:13,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:51:13,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:13,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:13,160 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2020-10-15 04:51:13,160 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [437464212] [2020-10-15 04:51:13,161 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:51:13,161 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-15 04:51:13,161 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349600806] [2020-10-15 04:51:13,162 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-15 04:51:13,162 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:51:13,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-15 04:51:13,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-10-15 04:51:13,163 INFO L87 Difference]: Start difference. First operand 2052 states and 2945 transitions. Second operand 13 states. [2020-10-15 04:51:21,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:51:21,894 INFO L93 Difference]: Finished difference Result 8159 states and 12448 transitions. [2020-10-15 04:51:21,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-10-15 04:51:21,894 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 217 [2020-10-15 04:51:21,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:51:21,931 INFO L225 Difference]: With dead ends: 8159 [2020-10-15 04:51:21,932 INFO L226 Difference]: Without dead ends: 6131 [2020-10-15 04:51:21,947 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 423 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=399, Invalid=1493, Unknown=0, NotChecked=0, Total=1892 [2020-10-15 04:51:21,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6131 states. [2020-10-15 04:51:22,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6131 to 4505. [2020-10-15 04:51:22,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4505 states. [2020-10-15 04:51:22,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4505 states to 4505 states and 6346 transitions. [2020-10-15 04:51:22,546 INFO L78 Accepts]: Start accepts. Automaton has 4505 states and 6346 transitions. Word has length 217 [2020-10-15 04:51:22,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:51:22,546 INFO L479 AbstractCegarLoop]: Abstraction has 4505 states and 6346 transitions. [2020-10-15 04:51:22,546 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-15 04:51:22,547 INFO L276 IsEmpty]: Start isEmpty. Operand 4505 states and 6346 transitions. [2020-10-15 04:51:22,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2020-10-15 04:51:22,558 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:51:22,558 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:51:22,558 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 04:51:22,559 INFO L427 AbstractCegarLoop]: === Iteration 6 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:51:22,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:51:22,559 INFO L82 PathProgramCache]: Analyzing trace with hash -1114109821, now seen corresponding path program 1 times [2020-10-15 04:51:22,559 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:51:22,559 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [674700604] [2020-10-15 04:51:22,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:51:22,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:22,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:22,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:22,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:22,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:22,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:22,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:22,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:27,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:27,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 277 [2020-10-15 04:51:27,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 04:51:27,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-15 04:51:27,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:27,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:27,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:51:27,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-15 04:51:27,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 90 [2020-10-15 04:51:27,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:27,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:51:27,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:27,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:27,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:27,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:51:27,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:27,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:51:27,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:27,693 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:27,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:27,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:27,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:27,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:27,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:51:27,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:27,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:27,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:27,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:51:27,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:27,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:27,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:27,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:27,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:27,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:27,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:27,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:27,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:51:27,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:27,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:27,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:27,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:51:27,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:27,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:51:27,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:27,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:27,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:27,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:27,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:27,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:27,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:51:27,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:27,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:27,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:27,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 04:51:27,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:27,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:51:27,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:27,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:27,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:27,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:27,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:27,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:27,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 04:51:27,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:27,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:27,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:27,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:51:27,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:27,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:51:27,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:27,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:27,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:27,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:27,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 04:51:27,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:27,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-15 04:51:27,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:27,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:27,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:27,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:27,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:27,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:29,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:29,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-15 04:51:29,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 04:51:29,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1965 [2020-10-15 04:51:29,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:29,748 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:29,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:29,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:29,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-10-15 04:51:29,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:29,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:51:29,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:29,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:29,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:29,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:29,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:29,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:29,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:29,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:29,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:29,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:29,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:29,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:29,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:51:29,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:29,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:29,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:29,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:29,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:29,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:51:29,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:29,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:29,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:29,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:29,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:29,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:29,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:51:29,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:29,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:29,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:29,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:29,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:29,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:51:29,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:29,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:29,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:29,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:29,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:29,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:29,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:51:29,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:29,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:29,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:29,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:29,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:29,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:51:29,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:29,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:29,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:29,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:29,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:29,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:29,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:51:29,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:29,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:29,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:29,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:29,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:29,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:51:29,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:29,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:29,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:29,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:29,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:29,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:29,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:51:29,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:29,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:29,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:29,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:29,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:29,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:51:29,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:29,768 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:29,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:29,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:29,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:29,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:29,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-15 04:51:29,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:29,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:29,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:29,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:51:29,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:29,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 04:51:29,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:29,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:29,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:51:29,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:51:29,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-15 04:51:29,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:29,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-15 04:51:29,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:29,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:29,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:29,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:51:29,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:29,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:29,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:29,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:29,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:29,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:51:29,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:29,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:29,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-15 04:51:29,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:29,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:29,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:29,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:29,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:31,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:32,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:32,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-15 04:51:32,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 04:51:32,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3009 [2020-10-15 04:51:32,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:32,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:32,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:51:32,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 50 [2020-10-15 04:51:32,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:51:32,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:32,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 04:51:32,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:32,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:32,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:32,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:32,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:35,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:35,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-15 04:51:35,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 04:51:35,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2164 [2020-10-15 04:51:35,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:35,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:35,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:51:35,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 66 [2020-10-15 04:51:35,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:51:35,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:35,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:51:35,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:35,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:35,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:35,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:35,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:36,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:36,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-15 04:51:36,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 04:51:36,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1005 [2020-10-15 04:51:36,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:36,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:36,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:51:36,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-15 04:51:36,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:51:36,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:36,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:51:36,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:36,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:36,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:36,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:36,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:36,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:36,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:36,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:36,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:36,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:36,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:36,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:36,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:51:36,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:36,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:36,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:36,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:36,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:36,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:51:36,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:36,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:36,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:51:36,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:36,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:51:36,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:36,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:51:36,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:36,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:36,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:36,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:36,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:36,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:36,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:36,088 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:36,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:36,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:51:36,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:36,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:36,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:51:36,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:36,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:36,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:36,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:36,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:36,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:51:36,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:36,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:36,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:36,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:51:36,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:36,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:36,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:51:36,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:36,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:36,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:36,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:36,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:36,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:51:36,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:36,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:36,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:36,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:51:36,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:36,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:36,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:51:36,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:36,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:36,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:36,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:36,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:36,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:36,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:36,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:36,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:36,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:51:36,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:36,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:36,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-15 04:51:36,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:36,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:36,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:36,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:51:36,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:36,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:36,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:36,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:36,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:36,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:51:36,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:36,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:36,138 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2020-10-15 04:51:36,138 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [674700604] [2020-10-15 04:51:36,138 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:51:36,138 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-15 04:51:36,139 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283842866] [2020-10-15 04:51:36,139 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-15 04:51:36,139 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:51:36,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-15 04:51:36,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2020-10-15 04:51:36,140 INFO L87 Difference]: Start difference. First operand 4505 states and 6346 transitions. Second operand 14 states. [2020-10-15 04:51:50,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:51:50,356 INFO L93 Difference]: Finished difference Result 21087 states and 32810 transitions. [2020-10-15 04:51:50,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2020-10-15 04:51:50,356 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 217 [2020-10-15 04:51:50,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:51:50,456 INFO L225 Difference]: With dead ends: 21087 [2020-10-15 04:51:50,456 INFO L226 Difference]: Without dead ends: 16608 [2020-10-15 04:51:50,493 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 872 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=643, Invalid=2549, Unknown=0, NotChecked=0, Total=3192 [2020-10-15 04:51:50,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16608 states. [2020-10-15 04:51:52,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16608 to 12293. [2020-10-15 04:51:52,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12293 states. [2020-10-15 04:51:52,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12293 states to 12293 states and 17521 transitions. [2020-10-15 04:51:52,175 INFO L78 Accepts]: Start accepts. Automaton has 12293 states and 17521 transitions. Word has length 217 [2020-10-15 04:51:52,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:51:52,176 INFO L479 AbstractCegarLoop]: Abstraction has 12293 states and 17521 transitions. [2020-10-15 04:51:52,176 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-15 04:51:52,176 INFO L276 IsEmpty]: Start isEmpty. Operand 12293 states and 17521 transitions. [2020-10-15 04:51:52,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2020-10-15 04:51:52,189 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:51:52,190 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:51:52,190 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 04:51:52,190 INFO L427 AbstractCegarLoop]: === Iteration 7 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:51:52,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:51:52,191 INFO L82 PathProgramCache]: Analyzing trace with hash 468667585, now seen corresponding path program 1 times [2020-10-15 04:51:52,191 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:51:52,191 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1362574379] [2020-10-15 04:51:52,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:51:52,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:52,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:52,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:52,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:52,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:52,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:54,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:54,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:55,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:55,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:55,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:55,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:55,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:55,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:55,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:55,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:55,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:57,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:57,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 277 [2020-10-15 04:51:57,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-15 04:51:57,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-15 04:51:57,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:57,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:57,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 04:51:57,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:51:57,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-15 04:51:57,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:57,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:51:57,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:57,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:57,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:57,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:51:57,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:57,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 04:51:57,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:57,335 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:57,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:57,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:57,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:51:57,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:57,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:51:57,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:57,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:57,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:57,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:51:57,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:57,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:51:57,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:57,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:57,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:57,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:57,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:51:57,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:57,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:51:57,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:57,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:57,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:57,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:51:57,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:57,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:51:57,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:57,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:57,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:57,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:57,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:51:57,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:57,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:51:57,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:57,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:57,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:57,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 04:51:57,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:57,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:51:57,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:57,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:57,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:57,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:57,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 04:51:57,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:57,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 04:51:57,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:57,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:57,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:57,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:51:57,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:57,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 04:51:57,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:57,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:57,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:51:57,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:51:57,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-15 04:51:57,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:57,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-15 04:51:57,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:57,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:57,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:57,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:57,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:57,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:57,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-15 04:51:57,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 04:51:57,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 399 [2020-10-15 04:51:57,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:57,849 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:57,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:51:57,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:57,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-10-15 04:51:57,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:57,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:51:57,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:57,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:57,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:57,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:57,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:57,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:51:57,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:57,854 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:57,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:57,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:57,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:57,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:57,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:51:57,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:57,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:57,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:57,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:57,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:57,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:51:57,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:57,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:57,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:57,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:57,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:57,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:57,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:51:57,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:57,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:57,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:57,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:57,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:57,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:51:57,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:57,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:57,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:57,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:57,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:57,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:57,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:51:57,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:57,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:57,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:57,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:57,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:57,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:51:57,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:57,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:57,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:57,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:57,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:57,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:57,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:51:57,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:57,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:57,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:57,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:57,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:57,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:51:57,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:57,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:57,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:57,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:57,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:57,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:57,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:51:57,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:57,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:57,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:57,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:57,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:57,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:51:57,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:57,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:57,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:57,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:57,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:57,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:57,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-15 04:51:57,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:57,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:57,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:57,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:51:57,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:57,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 04:51:57,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:57,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:57,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:51:57,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:51:57,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-15 04:51:57,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:57,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-15 04:51:57,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:57,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:57,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:57,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:51:57,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:57,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:57,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:57,898 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:57,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:57,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:51:57,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:57,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:57,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-15 04:51:57,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:57,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:57,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:57,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:58,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:58,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:58,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-15 04:51:58,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 04:51:58,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 428 [2020-10-15 04:51:58,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:58,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:58,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:51:58,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-15 04:51:58,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:51:58,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:58,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 04:51:58,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:58,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:58,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:58,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:58,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:58,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-15 04:51:58,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 04:51:58,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 365 [2020-10-15 04:51:58,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:58,738 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:58,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:51:58,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 66 [2020-10-15 04:51:58,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:51:58,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:58,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:51:58,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:58,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:58,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:58,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:58,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:58,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-15 04:51:58,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 04:51:58,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 195 [2020-10-15 04:51:58,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:58,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:58,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:51:58,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-15 04:51:58,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:51:58,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:51:58,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:51:58,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:58,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:58,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:58,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:58,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:58,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:58,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:58,985 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:58,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:58,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:58,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:58,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:58,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:51:58,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:58,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:58,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:58,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:58,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:58,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:51:58,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:58,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:58,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:58,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:58,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:58,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:58,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:51:58,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:58,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:58,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:58,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:58,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:58,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:51:58,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:58,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:58,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:58,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:58,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:58,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:58,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:51:58,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:58,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:58,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:58,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:58,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:58,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:51:58,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:58,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:58,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:58,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:58,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:58,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:58,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:51:58,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:58,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:58,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:58,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:58,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:58,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:51:58,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:58,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:58,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:51:58,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:51:58,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:51:58,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:59,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:51:59,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:59,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:59,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:59,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:51:59,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:59,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:51:59,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:59,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:59,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:59,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:51:59,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:59,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:59,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-15 04:51:59,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:51:59,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:51:59,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:51:59,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:51:59,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:51:59,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:51:59,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:51:59,034 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:51:59,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:51:59,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:51:59,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:51:59,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:51:59,093 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2020-10-15 04:51:59,094 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1362574379] [2020-10-15 04:51:59,094 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:51:59,094 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-15 04:51:59,094 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262300505] [2020-10-15 04:51:59,095 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-15 04:51:59,095 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:51:59,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-15 04:51:59,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2020-10-15 04:51:59,096 INFO L87 Difference]: Start difference. First operand 12293 states and 17521 transitions. Second operand 14 states. [2020-10-15 04:52:04,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:52:04,280 INFO L93 Difference]: Finished difference Result 28557 states and 42899 transitions. [2020-10-15 04:52:04,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-15 04:52:04,281 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 217 [2020-10-15 04:52:04,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:52:04,350 INFO L225 Difference]: With dead ends: 28557 [2020-10-15 04:52:04,350 INFO L226 Difference]: Without dead ends: 16288 [2020-10-15 04:52:04,404 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=167, Invalid=483, Unknown=0, NotChecked=0, Total=650 [2020-10-15 04:52:04,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16288 states. [2020-10-15 04:52:05,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16288 to 12653. [2020-10-15 04:52:05,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12653 states. [2020-10-15 04:52:05,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12653 states to 12653 states and 17756 transitions. [2020-10-15 04:52:05,521 INFO L78 Accepts]: Start accepts. Automaton has 12653 states and 17756 transitions. Word has length 217 [2020-10-15 04:52:05,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:52:05,522 INFO L479 AbstractCegarLoop]: Abstraction has 12653 states and 17756 transitions. [2020-10-15 04:52:05,522 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-15 04:52:05,522 INFO L276 IsEmpty]: Start isEmpty. Operand 12653 states and 17756 transitions. [2020-10-15 04:52:05,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2020-10-15 04:52:05,535 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:52:05,535 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:52:05,535 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-15 04:52:05,535 INFO L427 AbstractCegarLoop]: === Iteration 8 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:52:05,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:52:05,536 INFO L82 PathProgramCache]: Analyzing trace with hash 841052035, now seen corresponding path program 1 times [2020-10-15 04:52:05,536 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:52:05,536 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1766171579] [2020-10-15 04:52:05,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:52:05,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:05,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:05,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:05,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:05,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:06,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:06,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:06,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:06,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:06,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:06,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:06,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:06,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:06,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:06,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:10,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:10,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 277 [2020-10-15 04:52:10,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-15 04:52:10,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-15 04:52:10,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:10,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:10,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 04:52:10,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:52:10,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-15 04:52:10,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:10,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:52:10,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:10,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:10,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:10,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:52:10,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:10,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 04:52:10,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:10,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:10,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:10,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:10,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:52:10,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:10,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:52:10,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:10,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:10,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:10,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:52:10,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:10,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:52:10,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:10,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:10,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:10,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:10,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:52:10,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:10,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:52:10,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:10,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:10,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:10,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:52:10,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:10,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:52:10,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:10,698 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:10,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:10,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:10,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:52:10,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:10,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:52:10,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:10,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:10,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:10,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 04:52:10,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:10,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:52:10,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:10,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:10,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:10,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:10,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 04:52:10,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:10,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 04:52:10,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:10,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:10,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:10,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:52:10,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:10,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 04:52:10,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:10,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:10,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:52:10,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:52:10,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-15 04:52:10,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:10,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-15 04:52:10,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:10,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:10,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:10,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:10,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:10,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-15 04:52:10,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 04:52:10,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-15 04:52:10,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:10,838 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:10,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:52:10,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 63 [2020-10-15 04:52:10,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:52:10,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:10,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:52:10,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:10,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:10,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:10,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:10,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:10,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:10,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:10,879 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:10,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:10,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:10,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:10,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:10,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:52:10,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:10,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:10,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:10,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:10,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:10,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:10,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:10,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:10,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:10,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:10,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:10,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:10,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:52:10,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:10,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:10,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:10,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:10,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:10,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:52:10,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:10,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:10,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:10,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:10,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:10,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:10,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:52:10,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:10,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:10,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:10,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:10,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:10,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:52:10,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:10,893 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:10,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:10,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:10,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:10,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:10,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:52:10,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:10,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:10,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:10,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:10,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:10,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:52:10,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:10,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:10,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:10,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:10,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:10,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:10,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:52:10,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:10,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:10,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:10,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:10,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:10,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:52:10,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:10,902 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:10,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:52:10,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:10,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:52:10,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:10,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-15 04:52:10,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:10,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:10,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:10,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:52:10,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:10,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:52:10,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:10,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:10,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:10,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-15 04:52:10,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:10,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:10,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-15 04:52:10,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:10,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:10,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:10,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:52:10,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:10,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:52:10,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:10,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:10,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:10,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:52:10,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:10,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:10,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-15 04:52:10,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:10,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:11,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:11,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:11,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:11,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-15 04:52:11,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 04:52:11,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 115 [2020-10-15 04:52:11,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:11,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:11,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:52:11,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 72 [2020-10-15 04:52:11,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:52:11,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:11,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 04:52:11,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:11,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:11,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:11,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:11,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-15 04:52:11,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 04:52:11,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-10-15 04:52:11,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:11,224 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:11,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:52:11,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 44 [2020-10-15 04:52:11,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:52:11,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:11,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:52:11,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:11,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:11,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:11,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:11,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-15 04:52:11,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 04:52:11,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-15 04:52:11,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:11,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:11,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:52:11,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 63 [2020-10-15 04:52:11,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:52:11,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:11,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:52:11,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:11,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:11,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:11,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:11,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:11,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:11,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:11,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:11,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:11,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:11,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:11,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:11,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:52:11,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:11,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:11,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:11,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:11,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:11,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:52:11,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:11,309 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:11,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:11,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:11,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:11,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:11,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:52:11,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:11,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:11,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:11,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:11,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:11,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:52:11,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:11,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:11,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:11,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:11,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:11,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:11,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:52:11,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:11,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:11,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:11,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:11,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:11,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:52:11,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:11,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:11,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:11,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:11,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:11,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:11,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:52:11,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:11,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:11,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:11,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:11,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:11,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:52:11,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:11,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:11,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:11,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:11,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:11,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:11,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:52:11,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:11,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:11,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:11,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:11,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:11,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:11,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:11,322 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:11,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:52:11,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:11,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:52:11,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:11,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-15 04:52:11,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:11,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:11,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:11,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:52:11,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:11,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:52:11,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:11,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:11,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:11,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:52:11,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:11,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:11,385 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2020-10-15 04:52:11,385 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1766171579] [2020-10-15 04:52:11,385 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:52:11,385 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-15 04:52:11,386 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398325127] [2020-10-15 04:52:11,386 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-15 04:52:11,386 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:52:11,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-15 04:52:11,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2020-10-15 04:52:11,387 INFO L87 Difference]: Start difference. First operand 12653 states and 17756 transitions. Second operand 15 states. [2020-10-15 04:52:12,784 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-15 04:52:18,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:52:18,311 INFO L93 Difference]: Finished difference Result 31769 states and 48155 transitions. [2020-10-15 04:52:18,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-15 04:52:18,311 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 217 [2020-10-15 04:52:18,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:52:18,376 INFO L225 Difference]: With dead ends: 31769 [2020-10-15 04:52:18,377 INFO L226 Difference]: Without dead ends: 19140 [2020-10-15 04:52:18,413 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 54 SyntacticMatches, 4 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 359 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=362, Invalid=1120, Unknown=0, NotChecked=0, Total=1482 [2020-10-15 04:52:18,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19140 states. [2020-10-15 04:52:19,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19140 to 14325. [2020-10-15 04:52:19,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14325 states. [2020-10-15 04:52:19,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14325 states to 14325 states and 19439 transitions. [2020-10-15 04:52:19,583 INFO L78 Accepts]: Start accepts. Automaton has 14325 states and 19439 transitions. Word has length 217 [2020-10-15 04:52:19,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:52:19,584 INFO L479 AbstractCegarLoop]: Abstraction has 14325 states and 19439 transitions. [2020-10-15 04:52:19,584 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-15 04:52:19,584 INFO L276 IsEmpty]: Start isEmpty. Operand 14325 states and 19439 transitions. [2020-10-15 04:52:19,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2020-10-15 04:52:19,595 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:52:19,596 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:52:19,596 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-15 04:52:19,596 INFO L427 AbstractCegarLoop]: === Iteration 9 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:52:19,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:52:19,596 INFO L82 PathProgramCache]: Analyzing trace with hash 556182694, now seen corresponding path program 1 times [2020-10-15 04:52:19,597 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:52:19,597 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1353145845] [2020-10-15 04:52:19,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:52:19,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:19,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:19,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:19,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:19,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:19,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:20,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:20,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:20,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:20,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:20,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:20,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:20,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:20,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:20,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:24,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:24,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 277 [2020-10-15 04:52:24,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-15 04:52:24,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-15 04:52:24,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:24,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:24,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 04:52:24,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:52:24,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 187 [2020-10-15 04:52:24,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:24,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:52:24,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:24,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:24,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:24,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:52:24,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:24,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 04:52:24,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:24,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:24,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:24,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:24,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:52:24,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:24,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:52:24,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:24,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:24,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:24,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:52:24,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:24,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:52:24,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:24,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:24,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:24,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:24,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:52:24,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:24,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:52:24,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:24,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:24,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:24,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:52:24,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:24,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:52:24,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:24,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:24,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:24,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:24,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:52:24,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:24,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:52:24,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:24,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:24,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:24,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 04:52:24,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:24,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:52:24,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:24,782 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:24,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:24,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:24,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 04:52:24,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:24,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 04:52:24,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:24,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:24,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:24,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:52:24,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:24,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:52:24,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:24,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:24,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:24,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:24,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 04:52:24,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:24,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-15 04:52:24,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:24,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:24,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:24,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:24,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-15 04:52:24,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 04:52:24,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-15 04:52:24,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:24,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:24,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:24,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:24,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-10-15 04:52:24,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:24,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:52:24,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:24,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:24,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:24,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:24,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:24,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:52:24,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:24,862 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:24,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:24,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:24,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:24,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:24,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:52:24,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:24,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:24,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:24,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:24,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:24,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:52:24,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:24,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:24,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:24,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:24,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:24,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:24,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:52:24,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:24,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:24,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:24,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:24,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:24,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:52:24,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:24,867 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:24,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:24,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:24,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:24,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:24,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:52:24,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:24,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:24,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:24,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:24,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:24,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:52:24,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:24,869 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:24,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:24,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:24,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:24,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:24,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:52:24,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:24,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:24,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:24,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:24,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:24,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:52:24,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:24,872 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:24,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:24,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:24,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:24,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:24,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:52:24,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:24,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:24,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:24,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:24,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:24,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:52:24,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:24,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:24,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:24,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:24,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:24,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:24,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-15 04:52:24,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:24,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:24,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:24,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:52:24,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:24,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:52:24,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:24,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:24,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:24,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:24,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 04:52:24,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:24,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-15 04:52:24,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:24,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:24,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:24,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:52:24,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:24,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:24,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:24,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:24,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:24,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:24,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:52:24,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:24,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-15 04:52:24,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:24,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:24,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:24,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:24,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-15 04:52:24,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 04:52:24,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-15 04:52:24,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:24,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:24,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:24,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-15 04:52:24,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-15 04:52:24,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:24,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 04:52:24,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:24,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:24,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:25,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:25,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-15 04:52:25,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 04:52:25,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-15 04:52:25,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:25,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:25,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:25,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:25,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 04:52:25,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:25,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:52:25,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:25,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:25,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:25,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:25,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-15 04:52:25,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 04:52:25,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-15 04:52:25,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:25,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:25,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:25,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:25,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-15 04:52:25,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:25,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:52:25,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:25,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:25,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:25,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:25,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:25,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:25,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:25,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:25,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:25,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:25,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:25,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:25,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:52:25,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:25,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:25,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:25,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:25,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:25,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:25,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:25,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:25,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:25,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:25,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 04:52:25,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:25,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:52:25,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:25,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:25,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:25,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:25,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:25,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:25,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:25,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:25,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:25,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:25,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:25,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:25,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:52:25,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:25,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:25,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:25,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:25,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:25,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:25,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:25,068 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:25,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:25,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:25,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:25,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:25,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:52:25,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:25,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:25,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:25,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:25,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:25,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:25,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:25,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:25,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:25,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:25,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:25,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:25,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:52:25,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:25,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:25,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:25,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:25,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:25,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:25,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:25,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:25,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:25,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:25,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:25,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:25,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-15 04:52:25,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:25,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:25,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:25,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:52:25,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:25,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:52:25,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:25,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:25,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:25,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:52:25,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:25,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:25,116 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2020-10-15 04:52:25,116 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1353145845] [2020-10-15 04:52:25,116 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:52:25,116 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 04:52:25,117 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87251615] [2020-10-15 04:52:25,117 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 04:52:25,117 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:52:25,117 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 04:52:25,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-15 04:52:25,118 INFO L87 Difference]: Start difference. First operand 14325 states and 19439 transitions. Second operand 9 states. [2020-10-15 04:52:31,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:52:31,677 INFO L93 Difference]: Finished difference Result 45376 states and 64337 transitions. [2020-10-15 04:52:31,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-15 04:52:31,678 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 217 [2020-10-15 04:52:31,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:52:31,783 INFO L225 Difference]: With dead ends: 45376 [2020-10-15 04:52:31,783 INFO L226 Difference]: Without dead ends: 31079 [2020-10-15 04:52:31,832 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2020-10-15 04:52:31,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31079 states. [2020-10-15 04:52:33,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31079 to 24671. [2020-10-15 04:52:33,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24671 states. [2020-10-15 04:52:33,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24671 states to 24671 states and 33496 transitions. [2020-10-15 04:52:33,947 INFO L78 Accepts]: Start accepts. Automaton has 24671 states and 33496 transitions. Word has length 217 [2020-10-15 04:52:33,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:52:33,948 INFO L479 AbstractCegarLoop]: Abstraction has 24671 states and 33496 transitions. [2020-10-15 04:52:33,948 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 04:52:33,948 INFO L276 IsEmpty]: Start isEmpty. Operand 24671 states and 33496 transitions. [2020-10-15 04:52:33,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2020-10-15 04:52:33,961 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:52:33,962 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:52:33,962 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-15 04:52:33,962 INFO L427 AbstractCegarLoop]: === Iteration 10 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:52:33,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:52:33,962 INFO L82 PathProgramCache]: Analyzing trace with hash 1080984102, now seen corresponding path program 1 times [2020-10-15 04:52:33,963 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:52:33,963 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1926776599] [2020-10-15 04:52:33,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:52:33,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:33,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:34,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:34,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:34,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:34,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:34,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:34,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:34,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:34,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:34,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:34,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:34,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:38,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:38,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 277 [2020-10-15 04:52:38,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-15 04:52:38,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-15 04:52:38,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:38,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:38,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 04:52:38,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 04:52:38,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-15 04:52:38,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:39,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:52:39,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:39,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:39,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:39,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:52:39,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:39,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:52:39,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:39,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:39,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:39,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:39,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 04:52:39,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:39,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:52:39,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:39,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:39,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:39,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:52:39,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:39,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:52:39,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:39,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:39,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:39,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:39,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 04:52:39,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:39,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:52:39,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:39,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:39,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:39,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:52:39,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:39,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:52:39,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:39,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:39,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:39,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:39,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:52:39,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:39,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:52:39,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:39,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:39,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:39,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 04:52:39,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:39,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:52:39,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:39,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:39,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:39,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:39,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-15 04:52:39,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:39,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 04:52:39,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:39,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:39,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:39,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:52:39,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:39,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 04:52:39,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:39,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:39,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:52:39,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:52:39,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-15 04:52:39,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:39,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-15 04:52:39,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:39,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:39,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:39,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:39,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-15 04:52:39,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 04:52:39,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-15 04:52:39,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:39,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:39,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:52:39,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-15 04:52:39,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:52:39,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:39,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:52:39,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:39,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:39,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:39,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:39,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:39,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:52:39,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:39,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:39,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:39,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:39,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:39,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:39,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:52:39,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:39,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:39,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:39,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:39,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:39,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:52:39,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:39,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:39,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:39,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:39,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:39,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:39,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:52:39,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:39,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:39,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:39,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:39,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:39,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:52:39,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:39,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:39,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:39,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:39,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:39,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:39,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:52:39,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:39,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:39,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:39,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:39,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:39,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:52:39,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:39,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:39,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:52:39,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:39,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:52:39,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:39,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:52:39,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:39,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:39,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:39,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:39,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:39,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:39,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:39,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:39,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:39,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:52:39,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:39,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:39,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:52:39,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:39,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:39,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:39,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:39,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:39,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:39,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:39,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:39,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:39,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:52:39,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:39,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:39,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-15 04:52:39,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:39,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:39,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:39,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:52:39,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:39,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:52:39,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:39,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:39,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:39,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-15 04:52:39,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:39,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:39,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-15 04:52:39,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:39,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:39,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:39,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:52:39,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:39,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:52:39,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:39,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:39,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:39,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:52:39,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:39,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:39,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-15 04:52:39,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:39,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:39,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:39,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:39,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-15 04:52:39,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 04:52:39,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-15 04:52:39,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:39,639 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:39,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:52:39,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 50 [2020-10-15 04:52:39,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:52:39,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:39,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 04:52:39,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:39,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:39,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:39,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-15 04:52:39,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:39,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-15 04:52:39,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:39,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:39,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:52:39,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 44 [2020-10-15 04:52:39,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:52:39,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:39,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:52:39,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:39,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:39,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:39,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-15 04:52:39,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:39,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 04:52:39,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:39,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:39,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 04:52:39,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-15 04:52:39,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 04:52:39,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:39,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:52:39,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:39,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:39,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:39,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:39,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:39,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:39,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:39,723 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:39,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:39,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:39,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:39,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:39,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:52:39,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:39,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:39,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:39,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:39,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:39,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:52:39,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:39,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:39,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:39,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:39,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:39,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:39,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:52:39,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:39,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:39,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:39,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:39,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:39,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:39,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:39,732 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:39,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:39,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:39,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:39,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:39,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:52:39,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:39,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:39,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:39,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:39,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:39,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:39,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:39,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:39,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:52:39,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:39,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:52:39,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:39,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:52:39,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:39,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:39,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:39,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:39,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:39,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:39,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:39,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:39,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:39,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:52:39,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:39,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:39,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:52:39,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:39,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:39,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:39,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:39,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:39,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:52:39,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:39,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:39,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:39,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-15 04:52:39,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:39,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:39,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-15 04:52:39,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:39,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:39,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:39,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:52:39,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:39,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:52:39,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:39,753 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:39,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:39,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:52:39,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:39,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:39,784 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2020-10-15 04:52:39,785 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1926776599] [2020-10-15 04:52:39,785 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:52:39,785 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-15 04:52:39,785 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144279875] [2020-10-15 04:52:39,786 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-15 04:52:39,786 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:52:39,786 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-15 04:52:39,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2020-10-15 04:52:39,786 INFO L87 Difference]: Start difference. First operand 24671 states and 33496 transitions. Second operand 15 states. [2020-10-15 04:52:46,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:52:46,742 INFO L93 Difference]: Finished difference Result 57143 states and 81519 transitions. [2020-10-15 04:52:46,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-15 04:52:46,742 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 217 [2020-10-15 04:52:46,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:52:46,860 INFO L225 Difference]: With dead ends: 57143 [2020-10-15 04:52:46,860 INFO L226 Difference]: Without dead ends: 32496 [2020-10-15 04:52:46,929 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 54 SyntacticMatches, 2 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=182, Invalid=520, Unknown=0, NotChecked=0, Total=702 [2020-10-15 04:52:46,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32496 states. [2020-10-15 04:52:49,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32496 to 25161. [2020-10-15 04:52:49,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25161 states. [2020-10-15 04:52:49,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25161 states to 25161 states and 33673 transitions. [2020-10-15 04:52:49,620 INFO L78 Accepts]: Start accepts. Automaton has 25161 states and 33673 transitions. Word has length 217 [2020-10-15 04:52:49,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:52:49,620 INFO L479 AbstractCegarLoop]: Abstraction has 25161 states and 33673 transitions. [2020-10-15 04:52:49,620 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-15 04:52:49,621 INFO L276 IsEmpty]: Start isEmpty. Operand 25161 states and 33673 transitions. [2020-10-15 04:52:49,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2020-10-15 04:52:49,636 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:52:49,636 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:52:49,636 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-15 04:52:49,636 INFO L427 AbstractCegarLoop]: === Iteration 11 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:52:49,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:52:49,637 INFO L82 PathProgramCache]: Analyzing trace with hash 912619779, now seen corresponding path program 1 times [2020-10-15 04:52:49,637 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:52:49,637 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [786877421] [2020-10-15 04:52:49,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:52:49,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:49,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:49,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:49,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:49,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:49,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:49,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:49,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:49,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:49,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:50,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:53,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:54,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:54,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:54,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 277 [2020-10-15 04:52:54,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-15 04:52:54,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-15 04:52:54,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:54,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:54,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 04:52:54,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-15 04:52:54,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 219 [2020-10-15 04:52:54,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:54,804 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-10-15 04:52:54,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:52:54,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:54,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:54,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:54,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:52:54,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:54,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 04:52:54,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:54,816 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:54,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:54,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:54,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:54,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:54,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:52:54,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:54,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:54,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:54,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:52:54,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:54,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:52:54,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:54,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:54,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:54,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:54,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:54,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:54,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:52:54,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:54,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:54,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:54,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:52:54,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:54,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:52:54,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:54,847 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:54,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:54,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:54,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:54,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:54,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:52:54,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:54,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:54,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:54,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 04:52:54,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:54,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 04:52:54,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:54,882 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:54,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:54,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:54,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 04:52:54,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:54,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 04:52:54,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:54,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:54,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:54,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:52:54,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:54,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 04:52:54,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:54,942 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:54,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:54,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:54,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 04:52:54,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:54,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-15 04:52:54,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:54,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:54,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:54,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-15 04:52:54,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:54,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-15 04:52:54,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:54,982 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:54,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:52:54,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:52:54,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-15 04:52:54,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:55,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:52:55,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:55,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:55,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:55,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:55,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:55,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:52:55,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:55,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:55,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:55,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:55,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:55,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:55,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:52:55,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:55,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:55,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:55,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:55,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:55,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:52:55,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:55,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:55,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:55,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:55,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:55,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:55,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:52:55,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:55,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:55,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:55,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:55,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:55,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:52:55,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:55,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:55,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:55,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:55,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:55,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:55,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:52:55,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:55,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:55,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:55,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:55,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:55,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:52:55,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:55,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:55,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:55,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:55,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:55,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:55,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:52:55,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:55,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:55,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:55,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:55,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:55,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:52:55,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:55,040 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:55,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:55,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:55,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:55,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:55,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:52:55,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:55,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:55,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:55,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:55,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:55,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:52:55,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:55,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:55,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:55,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:55,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:55,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:55,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-15 04:52:55,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:55,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:55,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:55,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:52:55,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:55,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 04:52:55,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:55,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:55,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:55,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:55,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 04:52:55,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:55,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-15 04:52:55,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:55,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:55,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:55,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:52:55,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:55,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:52:55,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:55,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:55,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:55,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:55,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:52:55,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:55,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-15 04:52:55,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:55,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:55,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:55,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-15 04:52:55,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:55,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-15 04:52:55,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:55,202 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:55,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 04:52:55,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:52:55,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-15 04:52:55,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:55,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 04:52:55,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:55,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:55,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:55,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-15 04:52:55,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:55,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-15 04:52:55,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:55,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:55,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:52:55,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:52:55,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-10-15 04:52:55,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:55,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:52:55,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:55,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:55,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:55,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-15 04:52:55,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:55,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-15 04:52:55,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:55,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:55,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:52:55,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:52:55,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-15 04:52:55,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:55,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:52:55,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:55,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:55,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:55,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:55,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:55,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:55,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:55,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:55,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:55,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:55,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:55,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:55,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:52:55,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:55,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:55,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:55,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:55,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:55,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:55,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:55,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:55,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:55,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:55,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:55,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:55,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:52:55,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:55,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:55,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:55,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:55,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:55,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:55,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:55,384 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:55,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:55,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:55,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:55,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:55,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:52:55,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:55,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:55,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:55,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:55,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:55,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:52:55,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:55,391 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:55,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:55,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:55,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:55,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:55,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:52:55,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:55,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:55,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:55,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:55,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:55,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:52:55,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:55,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:55,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:55,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:55,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:55,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:55,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:52:55,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:55,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:55,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:55,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:52:55,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:55,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:55,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:55,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:55,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:52:55,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:52:55,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:52:55,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:52:55,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-15 04:52:55,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:52:55,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:52:55,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:52:55,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:52:55,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:52:55,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:52:55,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:52:55,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:52:55,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:52:55,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:52:55,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:52:55,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:52:55,478 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2020-10-15 04:52:55,480 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [786877421] [2020-10-15 04:52:55,481 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:52:55,481 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-15 04:52:55,481 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141655135] [2020-10-15 04:52:55,482 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-15 04:52:55,482 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:52:55,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-15 04:52:55,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2020-10-15 04:52:55,482 INFO L87 Difference]: Start difference. First operand 25161 states and 33673 transitions. Second operand 10 states. [2020-10-15 04:53:05,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 04:53:05,581 INFO L93 Difference]: Finished difference Result 91560 states and 133819 transitions. [2020-10-15 04:53:05,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-15 04:53:05,582 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 217 [2020-10-15 04:53:05,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 04:53:05,840 INFO L225 Difference]: With dead ends: 91560 [2020-10-15 04:53:05,840 INFO L226 Difference]: Without dead ends: 66432 [2020-10-15 04:53:05,917 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 53 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=157, Invalid=349, Unknown=0, NotChecked=0, Total=506 [2020-10-15 04:53:05,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66432 states. [2020-10-15 04:53:12,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66432 to 53105. [2020-10-15 04:53:12,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53105 states. [2020-10-15 04:53:12,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53105 states to 53105 states and 74389 transitions. [2020-10-15 04:53:12,927 INFO L78 Accepts]: Start accepts. Automaton has 53105 states and 74389 transitions. Word has length 217 [2020-10-15 04:53:12,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 04:53:12,928 INFO L479 AbstractCegarLoop]: Abstraction has 53105 states and 74389 transitions. [2020-10-15 04:53:12,928 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-15 04:53:12,928 INFO L276 IsEmpty]: Start isEmpty. Operand 53105 states and 74389 transitions. [2020-10-15 04:53:12,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2020-10-15 04:53:12,947 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 04:53:12,947 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 04:53:12,947 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-15 04:53:12,947 INFO L427 AbstractCegarLoop]: === Iteration 12 === [errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 04:53:12,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 04:53:12,948 INFO L82 PathProgramCache]: Analyzing trace with hash 1126236865, now seen corresponding path program 1 times [2020-10-15 04:53:12,948 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 04:53:12,948 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [7042534] [2020-10-15 04:53:12,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 04:53:12,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:12,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:12,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:12,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:13,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:13,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:13,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:13,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:13,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:13,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:13,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:16,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:16,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:16,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:16,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:17,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:17,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:17,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 277 [2020-10-15 04:53:17,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-15 04:53:17,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 04:53:17,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:17,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:17,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 04:53:17,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 32 [2020-10-15 04:53:17,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 219 [2020-10-15 04:53:17,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:18,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:53:18,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:18,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:18,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:53:18,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:18,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 04:53:18,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:18,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:18,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:18,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:18,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:18,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:18,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 04:53:18,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:18,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:18,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 04:53:18,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:18,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:18,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:18,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:18,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:18,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:18,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:18,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:18,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 04:53:18,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:18,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:18,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 04:53:18,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:18,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:53:18,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:18,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:18,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:18,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:18,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:18,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:18,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-15 04:53:18,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:18,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:18,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-15 04:53:18,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:18,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 04:53:18,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:18,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:18,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:53:18,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:18,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 04:53:18,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:18,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 04:53:18,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:18,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:18,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:53:18,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:18,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 04:53:18,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:18,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:18,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:53:18,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:18,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 04:53:18,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:18,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-15 04:53:18,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:18,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:18,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-15 04:53:18,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:18,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 04:53:18,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:18,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:18,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:53:18,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:53:18,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-15 04:53:18,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:18,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:53:18,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:18,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:18,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:18,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:18,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:18,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:18,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:18,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:53:18,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:18,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:53:18,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:18,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:53:18,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:18,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:18,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:18,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:18,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:18,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:18,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:18,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:53:18,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:18,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:53:18,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:18,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:53:18,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:18,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:18,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:18,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:18,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:18,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:18,177 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:18,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:53:18,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:18,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:53:18,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:18,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:53:18,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:18,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:18,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:18,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:18,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:18,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:18,182 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:18,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:53:18,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:18,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:53:18,183 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:18,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:53:18,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:18,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:18,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:18,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:18,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:18,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:18,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:18,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:53:18,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:18,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:53:18,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:18,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:53:18,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:18,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:18,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:18,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:18,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:18,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:18,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:18,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:53:18,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:18,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:53:18,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:18,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-15 04:53:18,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:18,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:18,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-15 04:53:18,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:18,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 04:53:18,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:18,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:18,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:53:18,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:18,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-15 04:53:18,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:18,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-15 04:53:18,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:18,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:18,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:53:18,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:18,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:18,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:18,209 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:18,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:53:18,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:18,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 04:53:18,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:18,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-15 04:53:18,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:18,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:18,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-15 04:53:18,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:18,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-15 04:53:18,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:18,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:18,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 04:53:18,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:53:18,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-15 04:53:18,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:18,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-15 04:53:18,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:18,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:18,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-15 04:53:18,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:18,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-15 04:53:18,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:18,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:18,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 04:53:18,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:53:18,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-10-15 04:53:18,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:18,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 04:53:18,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:18,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:18,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 74 [2020-10-15 04:53:18,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:18,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 04:53:18,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:18,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:18,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 04:53:18,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 04:53:18,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-15 04:53:18,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:18,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 04:53:18,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:18,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:18,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:18,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:18,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:18,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:18,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:18,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:53:18,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:18,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:53:18,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:18,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-15 04:53:18,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:18,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:18,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:18,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:18,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:18,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:18,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:18,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:53:18,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:18,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:53:18,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:18,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-15 04:53:18,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:18,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:18,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:18,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:18,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:18,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:18,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:18,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:53:18,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:18,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:53:18,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:18,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 04:53:18,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:18,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:18,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:18,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:18,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:18,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:18,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:18,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:53:18,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:18,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:53:18,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:18,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-15 04:53:18,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:18,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:18,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:18,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:18,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:18,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:18,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:18,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:53:18,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:18,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:53:18,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:18,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-15 04:53:18,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:18,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:18,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-15 04:53:18,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:18,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 04:53:18,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:18,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:18,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 04:53:18,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 04:53:18,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 04:53:18,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 04:53:18,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-15 04:53:18,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 04:53:18,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 04:53:18,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 04:53:18,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-15 04:53:18,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 04:53:18,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 04:53:18,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 04:53:18,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 04:53:18,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 04:53:18,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 04:53:18,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 04:53:18,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 04:53:18,588 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2020-10-15 04:53:18,589 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [7042534] [2020-10-15 04:53:18,589 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 04:53:18,589 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-15 04:53:18,589 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798593045] [2020-10-15 04:53:18,590 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-15 04:53:18,590 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 04:53:18,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-15 04:53:18,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2020-10-15 04:53:18,590 INFO L87 Difference]: Start difference. First operand 53105 states and 74389 transitions. Second operand 10 states.