/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=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 19:42:07,314 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 19:42:07,317 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 19:42:07,340 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 19:42:07,341 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 19:42:07,342 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 19:42:07,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 19:42:07,346 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 19:42:07,351 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 19:42:07,352 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 19:42:07,353 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 19:42:07,354 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 19:42:07,354 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 19:42:07,355 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 19:42:07,360 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 19:42:07,362 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 19:42:07,362 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 19:42:07,363 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 19:42:07,367 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 19:42:07,370 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 19:42:07,372 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 19:42:07,373 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 19:42:07,377 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 19:42:07,379 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 19:42:07,383 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 19:42:07,384 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 19:42:07,384 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 19:42:07,385 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 19:42:07,388 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 19:42:07,389 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 19:42:07,389 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 19:42:07,390 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 19:42:07,391 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 19:42:07,392 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 19:42:07,399 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 19:42:07,400 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 19:42:07,400 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 19:42:07,401 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 19:42:07,401 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 19:42:07,402 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 19:42:07,404 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 19:42:07,405 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-13 19:42:07,443 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 19:42:07,443 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 19:42:07,445 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 19:42:07,445 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 19:42:07,446 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 19:42:07,446 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 19:42:07,446 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 19:42:07,446 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 19:42:07,447 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 19:42:07,447 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 19:42:07,448 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 19:42:07,448 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 19:42:07,448 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 19:42:07,448 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 19:42:07,449 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 19:42:07,449 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 19:42:07,449 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 19:42:07,449 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 19:42:07,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 19:42:07,450 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 19:42:07,450 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 19:42:07,450 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 19:42:07,450 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 19:42:07,451 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 19:42:07,451 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 19:42:07,451 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 19:42:07,451 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-13 19:42:07,451 INFO L138 SettingsManager]: * To the following directory=dump/ 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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;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=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 19:42:07,763 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 19:42:07,779 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 19:42:07,783 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 19:42:07,785 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 19:42:07,785 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 19:42:07,786 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point.cil.out.i [2020-10-13 19:42:07,839 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e6d229218/2653e325ac0a4e6fa432dbd1889da4a7/FLAGbc43919e9 [2020-10-13 19:42:08,579 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 19:42:08,580 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point.cil.out.i [2020-10-13 19:42:08,607 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e6d229218/2653e325ac0a4e6fa432dbd1889da4a7/FLAGbc43919e9 [2020-10-13 19:42:09,110 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e6d229218/2653e325ac0a4e6fa432dbd1889da4a7 [2020-10-13 19:42:09,118 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 19:42:09,119 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 19:42:09,120 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 19:42:09,121 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 19:42:09,125 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 19:42:09,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:42:09" (1/1) ... [2020-10-13 19:42:09,130 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a622880 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:42:09, skipping insertion in model container [2020-10-13 19:42:09,130 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:42:09" (1/1) ... [2020-10-13 19:42:09,140 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 19:42:09,252 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 19:42:09,827 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3048] [2020-10-13 19:42:09,828 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3049-3050] [2020-10-13 19:42:10,346 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 19:42:10,386 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 19:42:10,479 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3048] [2020-10-13 19:42:10,479 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3049-3050] [2020-10-13 19:42:10,619 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 19:42:10,752 INFO L208 MainTranslator]: Completed translation [2020-10-13 19:42:10,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:42:10 WrapperNode [2020-10-13 19:42:10,753 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 19:42:10,754 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 19:42:10,754 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 19:42:10,755 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 19:42:10,775 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:42:10" (1/1) ... [2020-10-13 19:42:10,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:42:10" (1/1) ... [2020-10-13 19:42:10,821 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:42:10" (1/1) ... [2020-10-13 19:42:10,822 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:42:10" (1/1) ... [2020-10-13 19:42:10,975 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:42:10" (1/1) ... [2020-10-13 19:42:10,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:42:10" (1/1) ... [2020-10-13 19:42:11,022 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:42:10" (1/1) ... [2020-10-13 19:42:11,047 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 19:42:11,047 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 19:42:11,047 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 19:42:11,047 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 19:42:11,048 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:42:10" (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 [2020-10-13 19:42:11,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 19:42:11,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 19:42:11,125 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-13 19:42:11,125 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-13 19:42:11,125 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2020-10-13 19:42:11,126 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2020-10-13 19:42:11,126 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2020-10-13 19:42:11,126 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2020-10-13 19:42:11,126 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-13 19:42:11,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_12 [2020-10-13 19:42:11,127 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-13 19:42:11,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-13 19:42:11,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-13 19:42:11,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-13 19:42:11,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-13 19:42:11,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-13 19:42:11,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-13 19:42:11,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-13 19:42:11,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-13 19:42:11,131 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2020-10-13 19:42:11,131 INFO L138 BoogieDeclarations]: Found implementation of procedure register_chrdev [2020-10-13 19:42:11,131 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2020-10-13 19:42:11,131 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2020-10-13 19:42:11,132 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-13 19:42:11,132 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2020-10-13 19:42:11,132 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2020-10-13 19:42:11,132 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2020-10-13 19:42:11,132 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2020-10-13 19:42:11,132 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_wait [2020-10-13 19:42:11,132 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_command [2020-10-13 19:42:11,133 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_completion [2020-10-13 19:42:11,133 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_req_sense [2020-10-13 19:42:11,133 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_atapi [2020-10-13 19:42:11,133 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_sleep [2020-10-13 19:42:11,133 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_poll_dsc [2020-10-13 19:42:11,133 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_media_access_cmd [2020-10-13 19:42:11,133 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_rewind [2020-10-13 19:42:11,133 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_write_fm [2020-10-13 19:42:11,134 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_reset [2020-10-13 19:42:11,134 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_ready_wait [2020-10-13 19:42:11,134 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2020-10-13 19:42:11,135 INFO L138 BoogieDeclarations]: Found implementation of procedure xn [2020-10-13 19:42:11,136 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_identify [2020-10-13 19:42:11,136 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_probe [2020-10-13 19:42:11,136 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_detect [2020-10-13 19:42:11,136 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_open [2020-10-13 19:42:11,136 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_ioctl [2020-10-13 19:42:11,136 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_release [2020-10-13 19:42:11,137 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_read [2020-10-13 19:42:11,137 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_write [2020-10-13 19:42:11,137 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_init [2020-10-13 19:42:11,138 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_exit [2020-10-13 19:42:11,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_1 [2020-10-13 19:42:11,138 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 19:42:11,139 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-13 19:42:11,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_chrdev_19 [2020-10-13 19:42:11,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_20 [2020-10-13 19:42:11,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2020-10-13 19:42:11,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-13 19:42:11,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2020-10-13 19:42:11,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2020-10-13 19:42:11,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2020-10-13 19:42:11,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2020-10-13 19:42:11,140 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_create [2020-10-13 19:42:11,140 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2020-10-13 19:42:11,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2020-10-13 19:42:11,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2020-10-13 19:42:11,142 INFO L138 BoogieDeclarations]: Found implementation of procedure __register_chrdev [2020-10-13 19:42:11,142 INFO L138 BoogieDeclarations]: Found implementation of procedure __unregister_chrdev [2020-10-13 19:42:11,143 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2020-10-13 19:42:11,144 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-13 19:42:11,144 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2020-10-13 19:42:11,144 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create [2020-10-13 19:42:11,144 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2020-10-13 19:42:11,145 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2020-10-13 19:42:11,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-13 19:42:11,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-13 19:42:11,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2020-10-13 19:42:11,145 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-10-13 19:42:11,145 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2020-10-13 19:42:11,145 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-13 19:42:11,146 INFO L138 BoogieDeclarations]: Found implementation of procedure noop_llseek [2020-10-13 19:42:11,146 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2020-10-13 19:42:11,146 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2020-10-13 19:42:11,146 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2020-10-13 19:42:11,146 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_block [2020-10-13 19:42:11,146 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2020-10-13 19:42:11,146 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2020-10-13 19:42:11,147 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2020-10-13 19:42:11,147 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_regr [2020-10-13 19:42:11,147 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-13 19:42:11,147 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2020-10-13 19:42:11,147 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-13 19:42:11,147 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-13 19:42:11,147 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 19:42:11,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-13 19:42:11,148 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-13 19:42:11,148 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-10-13 19:42:11,148 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-10-13 19:42:11,148 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-13 19:42:11,148 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-13 19:42:11,148 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2020-10-13 19:42:11,148 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 19:42:11,149 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2020-10-13 19:42:11,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 19:42:11,150 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2020-10-13 19:42:11,150 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2020-10-13 19:42:11,150 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2020-10-13 19:42:11,150 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-13 19:42:11,150 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-13 19:42:11,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-13 19:42:11,151 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-13 19:42:11,151 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2020-10-13 19:42:11,151 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_12 [2020-10-13 19:42:11,152 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-13 19:42:11,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2020-10-13 19:42:11,152 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 19:42:11,154 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-13 19:42:11,154 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 19:42:11,154 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_size_t [2020-10-13 19:42:11,154 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_loff_t [2020-10-13 19:42:11,155 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-13 19:42:11,155 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-13 19:42:11,155 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-13 19:42:11,156 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-13 19:42:11,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 19:42:11,159 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-13 19:42:11,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-13 19:42:11,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-13 19:42:11,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-13 19:42:11,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-13 19:42:11,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-13 19:42:11,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-13 19:42:11,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_1 [2020-10-13 19:42:11,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 19:42:11,162 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2020-10-13 19:42:11,162 INFO L130 BoogieDeclarations]: Found specification of procedure __register_chrdev [2020-10-13 19:42:11,162 INFO L130 BoogieDeclarations]: Found specification of procedure __unregister_chrdev [2020-10-13 19:42:11,162 INFO L130 BoogieDeclarations]: Found specification of procedure register_chrdev [2020-10-13 19:42:11,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_chrdev_19 [2020-10-13 19:42:11,163 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2020-10-13 19:42:11,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_20 [2020-10-13 19:42:11,168 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2020-10-13 19:42:11,168 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2020-10-13 19:42:11,168 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2020-10-13 19:42:11,169 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2020-10-13 19:42:11,169 INFO L130 BoogieDeclarations]: Found specification of procedure device_create [2020-10-13 19:42:11,169 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2020-10-13 19:42:11,170 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2020-10-13 19:42:11,170 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2020-10-13 19:42:11,170 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-13 19:42:11,171 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2020-10-13 19:42:11,171 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2020-10-13 19:42:11,171 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2020-10-13 19:42:11,171 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-13 19:42:11,171 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2020-10-13 19:42:11,171 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2020-10-13 19:42:11,171 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_regr [2020-10-13 19:42:11,172 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2020-10-13 19:42:11,172 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2020-10-13 19:42:11,172 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_block [2020-10-13 19:42:11,172 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2020-10-13 19:42:11,172 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2020-10-13 19:42:11,172 INFO L130 BoogieDeclarations]: Found specification of procedure pt_open [2020-10-13 19:42:11,172 INFO L130 BoogieDeclarations]: Found specification of procedure pt_ioctl [2020-10-13 19:42:11,172 INFO L130 BoogieDeclarations]: Found specification of procedure pt_release [2020-10-13 19:42:11,173 INFO L130 BoogieDeclarations]: Found specification of procedure pt_read [2020-10-13 19:42:11,173 INFO L130 BoogieDeclarations]: Found specification of procedure pt_write [2020-10-13 19:42:11,174 INFO L130 BoogieDeclarations]: Found specification of procedure pt_detect [2020-10-13 19:42:11,174 INFO L130 BoogieDeclarations]: Found specification of procedure pt_identify [2020-10-13 19:42:11,174 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2020-10-13 19:42:11,174 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2020-10-13 19:42:11,174 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2020-10-13 19:42:11,174 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2020-10-13 19:42:11,174 INFO L130 BoogieDeclarations]: Found specification of procedure pt_wait [2020-10-13 19:42:11,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 19:42:11,175 INFO L130 BoogieDeclarations]: Found specification of procedure pt_command [2020-10-13 19:42:11,175 INFO L130 BoogieDeclarations]: Found specification of procedure pt_completion [2020-10-13 19:42:11,175 INFO L130 BoogieDeclarations]: Found specification of procedure pt_req_sense [2020-10-13 19:42:11,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 19:42:11,175 INFO L130 BoogieDeclarations]: Found specification of procedure pt_atapi [2020-10-13 19:42:11,176 INFO L130 BoogieDeclarations]: Found specification of procedure pt_sleep [2020-10-13 19:42:11,176 INFO L130 BoogieDeclarations]: Found specification of procedure pt_poll_dsc [2020-10-13 19:42:11,176 INFO L130 BoogieDeclarations]: Found specification of procedure pt_media_access_cmd [2020-10-13 19:42:11,176 INFO L130 BoogieDeclarations]: Found specification of procedure pt_rewind [2020-10-13 19:42:11,176 INFO L130 BoogieDeclarations]: Found specification of procedure pt_write_fm [2020-10-13 19:42:11,176 INFO L130 BoogieDeclarations]: Found specification of procedure pt_reset [2020-10-13 19:42:11,176 INFO L130 BoogieDeclarations]: Found specification of procedure pt_ready_wait [2020-10-13 19:42:11,176 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2020-10-13 19:42:11,176 INFO L130 BoogieDeclarations]: Found specification of procedure xn [2020-10-13 19:42:11,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 19:42:11,177 INFO L130 BoogieDeclarations]: Found specification of procedure pt_probe [2020-10-13 19:42:11,177 INFO L130 BoogieDeclarations]: Found specification of procedure pt_init [2020-10-13 19:42:11,177 INFO L130 BoogieDeclarations]: Found specification of procedure pt_exit [2020-10-13 19:42:11,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-13 19:42:11,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-13 19:42:11,177 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 19:42:11,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2020-10-13 19:42:11,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-13 19:42:11,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2020-10-13 19:42:11,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2020-10-13 19:42:11,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2020-10-13 19:42:11,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2020-10-13 19:42:11,178 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-13 19:42:11,178 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 19:42:11,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 19:42:11,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 19:42:11,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-13 19:42:11,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 19:42:11,834 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-13 19:42:20,098 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 19:42:20,099 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-13 19:42:20,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:42:20 BoogieIcfgContainer [2020-10-13 19:42:20,111 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 19:42:20,114 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 19:42:20,114 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 19:42:20,118 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 19:42:20,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:42:09" (1/3) ... [2020-10-13 19:42:20,119 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ef65062 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:42:20, skipping insertion in model container [2020-10-13 19:42:20,119 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:42:10" (2/3) ... [2020-10-13 19:42:20,119 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ef65062 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:42:20, skipping insertion in model container [2020-10-13 19:42:20,120 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:42:20" (3/3) ... [2020-10-13 19:42:20,121 INFO L109 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point.cil.out.i [2020-10-13 19:42:20,132 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 19:42:20,141 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 19:42:20,154 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 19:42:20,187 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 19:42:20,187 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 19:42:20,187 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 19:42:20,187 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 19:42:20,187 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 19:42:20,187 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 19:42:20,188 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 19:42:20,188 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 19:42:20,235 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states. [2020-10-13 19:42:20,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-13 19:42:20,271 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 19:42:20,273 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 19:42:20,274 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 19:42:20,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 19:42:20,281 INFO L82 PathProgramCache]: Analyzing trace with hash 167713466, now seen corresponding path program 1 times [2020-10-13 19:42:20,290 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 19:42:20,290 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1128478121] [2020-10-13 19:42:20,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 19:42:20,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:21,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:21,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:21,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:26,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:26,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-10-13 19:42:26,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 19:42:26,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5823 [2020-10-13 19:42:26,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:26,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 19:42:26,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 77 [2020-10-13 19:42:26,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 19:42:26,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-13 19:42:28,196 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 448 [2020-10-13 19:42:28,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 19:42:28,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:28,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:28,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:28,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:42:28,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:28,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 172 [2020-10-13 19:42:28,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:28,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:28,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:28,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:28,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 19:42:28,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 19:42:28,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:28,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:28,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:28,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:42:28,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:28,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:42:28,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:28,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:28,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:28,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:28,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:28,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 19:42:28,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:28,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:28,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:28,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:42:28,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:28,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:42:28,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:28,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:28,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:28,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:28,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:42:28,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 19:42:28,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:28,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:28,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:28,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:42:28,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:28,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 19:42:28,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:28,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:28,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:28,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:28,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:42:28,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-13 19:42:28,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:28,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:28,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:28,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:42:28,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:28,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 19:42:28,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:28,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:28,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:28,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:28,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:28,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-13 19:42:28,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:28,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:28,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:28,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 19:42:28,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:28,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:42:28,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:28,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:28,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:28,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:28,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:28,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-13 19:42:28,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:28,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:28,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:28,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:42:28,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:28,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:42:28,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:28,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:28,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:28,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:28,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:28,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-13 19:42:28,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:28,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:28,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:28,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:42:28,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:28,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:42:28,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:28,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:28,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:28,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:28,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:28,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-13 19:42:28,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:28,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:28,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:28,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:42:28,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:28,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:42:28,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:28,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:28,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 19:42:28,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:28,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:28,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-13 19:42:28,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:28,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:28,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:28,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:29,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:29,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:32,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:32,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-13 19:42:32,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 19:42:32,008 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3246 [2020-10-13 19:42:32,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:32,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:32,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-13 19:42:32,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:32,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:32,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:42:32,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:32,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:32,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:32,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:32,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:32,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:32,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 19:42:32,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 19:42:32,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 342 [2020-10-13 19:42:32,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:32,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:32,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:32,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:32,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 19:42:32,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:42:32,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:32,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:32,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:32,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:32,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 64 [2020-10-13 19:42:32,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 19:42:32,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 121 [2020-10-13 19:42:32,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:32,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:32,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:32,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:32,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:32,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:42:32,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:32,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:32,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:32,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:42:32,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:32,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 19:42:32,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:32,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:32,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:32,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:32,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:32,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 19:42:32,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:32,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:32,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:32,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:42:32,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:32,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:42:32,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:32,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:32,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:32,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:32,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:42:32,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 19:42:32,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:32,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:32,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:32,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 19:42:32,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:32,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:42:32,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:32,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:32,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:32,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:32,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:42:32,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:42:32,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:32,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:32,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:32,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:42:32,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:32,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:42:32,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:32,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:32,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:32,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:32,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:32,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 19:42:32,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:32,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:32,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:32,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 19:42:32,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:32,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 19:42:32,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:32,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:32,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:32,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:32,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:32,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:42:32,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:32,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:32,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:32,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 19:42:32,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:32,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:42:32,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:32,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:32,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:32,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:32,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:32,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:42:32,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:32,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:32,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:32,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:42:32,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:32,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:42:32,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:32,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:32,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:32,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:32,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:42:32,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 19:42:32,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:32,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:32,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:32,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:42:32,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:32,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:42:32,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:32,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:32,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:32,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:32,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:32,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-13 19:42:32,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:32,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:32,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:32,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:42:32,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:32,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:42:32,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:32,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:32,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:32,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:32,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:32,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-13 19:42:32,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:32,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:32,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:32,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:42:32,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:32,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:42:32,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:32,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:32,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 19:42:32,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:32,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:32,750 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-10-13 19:42:32,750 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1128478121] [2020-10-13 19:42:32,752 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 19:42:32,753 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-13 19:42:32,753 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250050951] [2020-10-13 19:42:32,759 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-13 19:42:32,760 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 19:42:32,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-13 19:42:32,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-13 19:42:32,776 INFO L87 Difference]: Start difference. First operand 837 states. Second operand 6 states. [2020-10-13 19:42:53,097 WARN L193 SmtUtils]: Spent 904.00 ms on a formula simplification that was a NOOP. DAG size: 449 [2020-10-13 19:43:07,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 19:43:07,205 INFO L93 Difference]: Finished difference Result 1737 states and 2455 transitions. [2020-10-13 19:43:07,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 19:43:07,208 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 143 [2020-10-13 19:43:07,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 19:43:07,234 INFO L225 Difference]: With dead ends: 1737 [2020-10-13 19:43:07,234 INFO L226 Difference]: Without dead ends: 878 [2020-10-13 19:43:07,249 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-13 19:43:07,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 878 states. [2020-10-13 19:43:07,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 878 to 768. [2020-10-13 19:43:07,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 768 states. [2020-10-13 19:43:07,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 768 states and 1034 transitions. [2020-10-13 19:43:07,475 INFO L78 Accepts]: Start accepts. Automaton has 768 states and 1034 transitions. Word has length 143 [2020-10-13 19:43:07,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 19:43:07,476 INFO L479 AbstractCegarLoop]: Abstraction has 768 states and 1034 transitions. [2020-10-13 19:43:07,476 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-13 19:43:07,476 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1034 transitions. [2020-10-13 19:43:07,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-13 19:43:07,485 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 19:43:07,485 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 19:43:07,485 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 19:43:07,486 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 19:43:07,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 19:43:07,486 INFO L82 PathProgramCache]: Analyzing trace with hash -826980232, now seen corresponding path program 1 times [2020-10-13 19:43:07,486 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 19:43:07,487 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1866152197] [2020-10-13 19:43:07,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 19:43:07,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:07,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:07,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:07,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:12,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:12,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-10-13 19:43:12,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 19:43:12,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5181 [2020-10-13 19:43:12,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:12,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 19:43:12,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-13 19:43:12,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 19:43:12,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:13,712 WARN L193 SmtUtils]: Spent 851.00 ms on a formula simplification that was a NOOP. DAG size: 448 [2020-10-13 19:43:13,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 19:43:13,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:13,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:13,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:13,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:43:13,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:13,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 162 [2020-10-13 19:43:13,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:13,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:13,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:13,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:13,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:13,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 19:43:13,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:13,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:13,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:13,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:43:13,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:13,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:43:13,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:13,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:13,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:13,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:13,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:43:13,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 19:43:13,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:13,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:13,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:13,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:43:13,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:13,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:43:13,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:13,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:13,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:13,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:13,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:13,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 19:43:13,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:13,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:13,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:13,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:43:13,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:13,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:43:13,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:13,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:13,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:13,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:13,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:13,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-13 19:43:13,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:13,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:13,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:13,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:43:13,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:13,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:43:13,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:13,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:13,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:13,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:13,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:14,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-13 19:43:14,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:14,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:14,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:14,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 19:43:14,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:14,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:43:14,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:14,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:14,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:14,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:14,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:14,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-13 19:43:14,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:14,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:14,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:14,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:43:14,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:14,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:43:14,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:14,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:14,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 19:43:14,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:14,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:14,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-13 19:43:14,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:14,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:14,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:14,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:43:14,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:14,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:43:14,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:14,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:14,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 19:43:14,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:14,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:14,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-13 19:43:14,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:14,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:14,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:14,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:43:14,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:14,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:43:14,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:14,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:14,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 19:43:14,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:14,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:14,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-13 19:43:14,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:14,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:14,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:14,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:14,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:15,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:17,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:17,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-13 19:43:17,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 19:43:17,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2917 [2020-10-13 19:43:17,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:17,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:17,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-13 19:43:17,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:17,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:17,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:43:17,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:17,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:17,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:17,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:17,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:17,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:17,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 19:43:17,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 19:43:17,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 266 [2020-10-13 19:43:17,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:17,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:17,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:17,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:17,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:17,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:43:17,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:17,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:17,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:17,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:17,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 64 [2020-10-13 19:43:17,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 19:43:17,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-13 19:43:17,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:17,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:17,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:17,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:17,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:17,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:43:17,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:17,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:17,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:17,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:43:17,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:17,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:43:17,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:17,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:17,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:17,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:17,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:17,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 19:43:17,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:17,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:17,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:17,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:43:17,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:17,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:43:17,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:17,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:17,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:17,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:17,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:43:17,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 19:43:17,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:17,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:17,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:17,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 19:43:17,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:17,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:43:17,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:17,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:17,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:17,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:17,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:17,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:43:17,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:17,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:17,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:17,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:43:17,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:17,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:43:17,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:17,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:17,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:17,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:17,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:17,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 19:43:17,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:17,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:17,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:17,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 19:43:17,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:17,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 19:43:17,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:17,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:17,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:17,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:17,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:43:17,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:43:17,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:17,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:17,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:17,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 19:43:17,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:17,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:43:17,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:17,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:17,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:17,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:17,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:17,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:43:17,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:17,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:17,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:17,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:43:17,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:17,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:43:17,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:17,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:17,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:17,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:17,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:43:17,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 19:43:17,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:17,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:17,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:17,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:43:17,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:17,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 19:43:17,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:17,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:17,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:17,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:17,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:17,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-13 19:43:17,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:17,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:17,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:17,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:43:17,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:17,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:43:17,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:17,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:17,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:17,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:17,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:17,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-13 19:43:17,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:17,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:17,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:17,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:43:17,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:17,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:43:17,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:17,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:17,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 19:43:17,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:17,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:17,582 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-10-13 19:43:17,582 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1866152197] [2020-10-13 19:43:17,583 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 19:43:17,583 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-13 19:43:17,583 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193336540] [2020-10-13 19:43:17,585 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-13 19:43:17,586 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 19:43:17,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-13 19:43:17,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-13 19:43:17,586 INFO L87 Difference]: Start difference. First operand 768 states and 1034 transitions. Second operand 6 states. [2020-10-13 19:43:22,616 WARN L193 SmtUtils]: Spent 914.00 ms on a formula simplification that was a NOOP. DAG size: 450 [2020-10-13 19:44:02,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 19:44:02,328 INFO L93 Difference]: Finished difference Result 1795 states and 2418 transitions. [2020-10-13 19:44:02,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-13 19:44:02,329 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 143 [2020-10-13 19:44:02,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 19:44:02,339 INFO L225 Difference]: With dead ends: 1795 [2020-10-13 19:44:02,339 INFO L226 Difference]: Without dead ends: 1045 [2020-10-13 19:44:02,344 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2020-10-13 19:44:02,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1045 states. [2020-10-13 19:44:02,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1045 to 936. [2020-10-13 19:44:02,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 936 states. [2020-10-13 19:44:02,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 936 states and 1242 transitions. [2020-10-13 19:44:02,576 INFO L78 Accepts]: Start accepts. Automaton has 936 states and 1242 transitions. Word has length 143 [2020-10-13 19:44:02,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 19:44:02,577 INFO L479 AbstractCegarLoop]: Abstraction has 936 states and 1242 transitions. [2020-10-13 19:44:02,577 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-13 19:44:02,577 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1242 transitions. [2020-10-13 19:44:02,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2020-10-13 19:44:02,584 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 19:44:02,584 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 19:44:02,585 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 19:44:02,585 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 19:44:02,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 19:44:02,585 INFO L82 PathProgramCache]: Analyzing trace with hash -2073824211, now seen corresponding path program 1 times [2020-10-13 19:44:02,586 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 19:44:02,586 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1013974087] [2020-10-13 19:44:02,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 19:44:02,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:02,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:02,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:03,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:03,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:07,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:07,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 274 [2020-10-13 19:44:07,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 19:44:07,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-13 19:44:07,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:07,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 19:44:07,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 117 [2020-10-13 19:44:07,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 19:44:07,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:44:08,967 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 448 [2020-10-13 19:44:08,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 19:44:08,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:08,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:09,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:09,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:44:09,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:09,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-13 19:44:09,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:09,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:09,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:09,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:09,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:09,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 19:44:09,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:09,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:09,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:09,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:44:09,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:09,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:44:09,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:09,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:09,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:09,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:09,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:09,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 19:44:09,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:09,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:09,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:09,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:44:09,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:09,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:44:09,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:09,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:09,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:09,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:09,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:09,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 19:44:09,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:09,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:09,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:09,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:44:09,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:09,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:44:09,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:09,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:09,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:09,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:09,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:09,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-13 19:44:09,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:09,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:09,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:09,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:44:09,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:09,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:44:09,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:09,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:09,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:09,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:09,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:09,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-13 19:44:09,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:09,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:09,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:09,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 19:44:09,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:09,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 19:44:09,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:09,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:09,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:09,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:09,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:09,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-13 19:44:09,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:09,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:09,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:09,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:09,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:09,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:09,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 67 [2020-10-13 19:44:09,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 19:44:09,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 126 [2020-10-13 19:44:09,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:09,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 19:44:09,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 59 [2020-10-13 19:44:09,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 19:44:09,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:09,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 19:44:09,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:09,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:09,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:09,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:09,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:09,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:09,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 19:44:09,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 19:44:09,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 19:44:09,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:09,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:09,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:09,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:09,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:09,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-13 19:44:09,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:09,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:09,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:09,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 19:44:09,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:09,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 19:44:09,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:09,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:09,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:09,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:09,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:09,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:44:09,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:09,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:09,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:09,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 19:44:09,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:09,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:44:09,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:09,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:09,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:09,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:09,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:09,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:44:09,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:09,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:09,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:09,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:44:09,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:09,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:44:09,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:09,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:09,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:09,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:09,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:09,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-13 19:44:09,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:09,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:09,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:09,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 19:44:09,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:09,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 19:44:09,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:09,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:09,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:09,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:09,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:44:09,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:44:09,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:09,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:09,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:09,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:44:09,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:09,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:44:09,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:09,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:09,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:09,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:09,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:44:09,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-13 19:44:09,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:09,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:09,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:09,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:44:09,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:09,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:44:09,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:09,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:09,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:09,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:09,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:44:09,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-13 19:44:09,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:09,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:09,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:09,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:44:09,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:09,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:44:09,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:09,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:09,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 19:44:09,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:09,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:09,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-13 19:44:09,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:09,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:09,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:09,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:44:09,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:09,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:44:09,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:09,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:09,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 19:44:09,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:09,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:44:09,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-13 19:44:09,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:09,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:09,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:09,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:44:09,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:09,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:44:09,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:09,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:09,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 19:44:09,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:09,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:44:09,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-13 19:44:09,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:09,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:09,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:09,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:10,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:10,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:11,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:11,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-13 19:44:11,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 19:44:11,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2127 [2020-10-13 19:44:11,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:11,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:11,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-13 19:44:11,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:11,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:11,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:44:11,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:11,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:11,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:11,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:11,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:11,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:11,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 19:44:11,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 19:44:11,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 172 [2020-10-13 19:44:11,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:11,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:11,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:11,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:11,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:11,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:44:11,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:11,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:11,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:12,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:12,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 64 [2020-10-13 19:44:12,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 19:44:12,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-13 19:44:12,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:12,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:12,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:12,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:12,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:12,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:44:12,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:12,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:12,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:12,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:44:12,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:12,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 19:44:12,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:12,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:12,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:12,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:12,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:44:12,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 19:44:12,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:12,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:12,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:12,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:44:12,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:12,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:44:12,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:12,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:12,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:12,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:12,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:44:12,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 19:44:12,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:12,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:12,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:12,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 19:44:12,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:12,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:44:12,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:12,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:12,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:12,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:12,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:44:12,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:44:12,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:12,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:12,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:12,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:44:12,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:12,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:44:12,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:12,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:12,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:12,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:12,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:44:12,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 19:44:12,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:12,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:12,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:12,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 19:44:12,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:12,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 19:44:12,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:12,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:12,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:12,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:12,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:44:12,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:44:12,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:12,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:12,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:12,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 19:44:12,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:12,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:44:12,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:12,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:12,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:12,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:12,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:12,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:44:12,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:12,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:12,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:12,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:44:12,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:12,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 19:44:12,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:12,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:12,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:12,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:12,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:44:12,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 19:44:12,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:12,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:12,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:12,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:44:12,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:12,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:44:12,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:12,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:12,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:12,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:12,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:44:12,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-13 19:44:12,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:12,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:12,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:12,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:44:12,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:12,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:44:12,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:12,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:12,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:12,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:12,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:44:12,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2020-10-13 19:44:12,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:12,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:12,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:12,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:44:12,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:12,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:44:12,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:12,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:12,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 19:44:12,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:12,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:44:12,289 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2020-10-13 19:44:12,289 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1013974087] [2020-10-13 19:44:12,290 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 19:44:12,290 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-13 19:44:12,290 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739768105] [2020-10-13 19:44:12,291 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-13 19:44:12,291 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 19:44:12,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-13 19:44:12,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2020-10-13 19:44:12,292 INFO L87 Difference]: Start difference. First operand 936 states and 1242 transitions. Second operand 9 states. [2020-10-13 19:44:52,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 19:44:52,487 INFO L93 Difference]: Finished difference Result 1935 states and 2601 transitions. [2020-10-13 19:44:52,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-13 19:44:52,488 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 202 [2020-10-13 19:44:52,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 19:44:52,497 INFO L225 Difference]: With dead ends: 1935 [2020-10-13 19:44:52,498 INFO L226 Difference]: Without dead ends: 1042 [2020-10-13 19:44:52,502 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2020-10-13 19:44:52,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1042 states. [2020-10-13 19:44:52,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1042 to 938. [2020-10-13 19:44:52,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 938 states. [2020-10-13 19:44:52,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 938 states and 1244 transitions. [2020-10-13 19:44:52,692 INFO L78 Accepts]: Start accepts. Automaton has 938 states and 1244 transitions. Word has length 202 [2020-10-13 19:44:52,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 19:44:52,693 INFO L479 AbstractCegarLoop]: Abstraction has 938 states and 1244 transitions. [2020-10-13 19:44:52,693 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-13 19:44:52,693 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1244 transitions. [2020-10-13 19:44:52,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2020-10-13 19:44:52,699 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 19:44:52,699 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 19:44:52,699 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 19:44:52,700 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 19:44:52,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 19:44:52,700 INFO L82 PathProgramCache]: Analyzing trace with hash -1964884382, now seen corresponding path program 1 times [2020-10-13 19:44:52,700 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 19:44:52,700 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [148469707] [2020-10-13 19:44:52,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 19:44:52,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:52,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:52,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:52,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:53,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:53,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:57,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:57,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 278 [2020-10-13 19:44:57,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 19:44:57,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5028 [2020-10-13 19:44:57,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:57,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 19:44:57,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 65 [2020-10-13 19:44:57,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 19:44:57,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:58,872 WARN L193 SmtUtils]: Spent 999.00 ms on a formula simplification that was a NOOP. DAG size: 448 [2020-10-13 19:44:58,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 19:44:58,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:58,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:58,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:58,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:44:58,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:58,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-13 19:44:58,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:58,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:58,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:58,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:58,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:59,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 19:44:59,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:59,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:59,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:59,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:44:59,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:59,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 19:44:59,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:59,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:59,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:59,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:59,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:59,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 19:44:59,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:59,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:59,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:59,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:44:59,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:59,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 19:44:59,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:59,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:59,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:59,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:59,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:59,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 19:44:59,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:59,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:59,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:59,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:44:59,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:59,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 19:44:59,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:59,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:59,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:59,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:59,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:59,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-13 19:44:59,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:59,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:59,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:59,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:44:59,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:59,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 19:44:59,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:59,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:59,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:59,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:59,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:59,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-13 19:44:59,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:59,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:59,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:59,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 19:44:59,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:59,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 19:44:59,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:59,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:59,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:59,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:59,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:59,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-13 19:44:59,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:59,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:59,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:59,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:59,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:59,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:59,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-13 19:44:59,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 19:44:59,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-10-13 19:44:59,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:59,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 19:44:59,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 19:44:59,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 19:44:59,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:59,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 19:44:59,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:59,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:59,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:59,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:59,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:59,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 19:44:59,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 19:44:59,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:44:59,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:59,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 19:44:59,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 19:44:59,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 19:44:59,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:59,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-13 19:44:59,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:59,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:59,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:59,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 19:44:59,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:59,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 19:44:59,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:59,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:59,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-13 19:44:59,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:59,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:59,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:44:59,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:59,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:59,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:59,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 19:44:59,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:59,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:44:59,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:59,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:59,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:59,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:59,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:59,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:44:59,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:59,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:59,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:59,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:44:59,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:59,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 19:44:59,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:59,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:59,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:59,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:59,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:59,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-13 19:44:59,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:59,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:59,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:59,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 19:44:59,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:59,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 19:44:59,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:59,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:59,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:59,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:59,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:59,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:44:59,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:59,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:59,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:59,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:44:59,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:59,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:44:59,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:59,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:59,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:59,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:59,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:59,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-13 19:44:59,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:59,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:59,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:59,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:44:59,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:59,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 19:44:59,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:59,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:59,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:44:59,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:59,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:59,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-13 19:44:59,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:59,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:59,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:59,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:44:59,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:59,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 19:44:59,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:59,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:59,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 19:44:59,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:59,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:59,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-13 19:44:59,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:59,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:59,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:59,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:44:59,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:59,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 19:44:59,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:59,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:59,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 19:44:59,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:59,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:59,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-13 19:44:59,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:59,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:59,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:44:59,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:44:59,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:44:59,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 19:44:59,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:44:59,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:44:59,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 19:44:59,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:44:59,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:44:59,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-13 19:44:59,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:44:59,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:59,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:59,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:59,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:44:59,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:00,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:00,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-13 19:45:00,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 19:45:00,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1383 [2020-10-13 19:45:00,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:00,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:00,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-13 19:45:00,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:00,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:00,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:45:00,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:00,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:00,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:00,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:00,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:01,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:01,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 19:45:01,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 19:45:01,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 289 [2020-10-13 19:45:01,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:01,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:01,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:01,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:01,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:01,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:45:01,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:01,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:01,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:01,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:01,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 64 [2020-10-13 19:45:01,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 19:45:01,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-13 19:45:01,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:01,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:01,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:01,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:01,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:01,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:45:01,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:01,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:01,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:01,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:45:01,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:01,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 19:45:01,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:01,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:01,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:01,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:01,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:01,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 19:45:01,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:01,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:01,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:01,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:45:01,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:01,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 19:45:01,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:01,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:01,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:01,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:01,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:01,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 19:45:01,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:01,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:01,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:01,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 19:45:01,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:01,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 19:45:01,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:01,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:01,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:01,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:01,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:01,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:45:01,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:01,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:01,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:01,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:45:01,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:01,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 19:45:01,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:01,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:01,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:01,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:01,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:01,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 19:45:01,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:01,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:01,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:01,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 19:45:01,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:01,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:45:01,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:01,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:01,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:01,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:01,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:01,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:45:01,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:01,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:01,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:01,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 19:45:01,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:01,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:45:01,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:01,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:01,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:01,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:01,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:01,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:45:01,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:01,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:01,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:01,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:45:01,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:01,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 19:45:01,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:01,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:01,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:01,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:01,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:01,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 19:45:01,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:01,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:01,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:01,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:45:01,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:01,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 19:45:01,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:01,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:01,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:01,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:01,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:01,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-13 19:45:01,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:01,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:01,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:01,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:45:01,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:01,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 19:45:01,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:01,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:01,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:01,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:01,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:01,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-13 19:45:01,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:01,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:01,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:01,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:45:01,228 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:01,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 19:45:01,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:01,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:01,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 19:45:01,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:01,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:01,271 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2020-10-13 19:45:01,272 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [148469707] [2020-10-13 19:45:01,272 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 19:45:01,272 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-13 19:45:01,272 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580246208] [2020-10-13 19:45:01,273 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-13 19:45:01,273 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 19:45:01,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-13 19:45:01,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2020-10-13 19:45:01,274 INFO L87 Difference]: Start difference. First operand 938 states and 1244 transitions. Second operand 9 states. [2020-10-13 19:45:10,429 WARN L193 SmtUtils]: Spent 940.00 ms on a formula simplification that was a NOOP. DAG size: 451 [2020-10-13 19:45:43,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 19:45:43,316 INFO L93 Difference]: Finished difference Result 1937 states and 2607 transitions. [2020-10-13 19:45:43,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-13 19:45:43,317 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 206 [2020-10-13 19:45:43,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 19:45:43,326 INFO L225 Difference]: With dead ends: 1937 [2020-10-13 19:45:43,326 INFO L226 Difference]: Without dead ends: 1042 [2020-10-13 19:45:43,331 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2020-10-13 19:45:43,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1042 states. [2020-10-13 19:45:43,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1042 to 940. [2020-10-13 19:45:43,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 940 states. [2020-10-13 19:45:43,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 940 states and 1246 transitions. [2020-10-13 19:45:43,593 INFO L78 Accepts]: Start accepts. Automaton has 940 states and 1246 transitions. Word has length 206 [2020-10-13 19:45:43,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 19:45:43,594 INFO L479 AbstractCegarLoop]: Abstraction has 940 states and 1246 transitions. [2020-10-13 19:45:43,594 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-13 19:45:43,594 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1246 transitions. [2020-10-13 19:45:43,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2020-10-13 19:45:43,600 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 19:45:43,601 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 19:45:43,601 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 19:45:43,601 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 19:45:43,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 19:45:43,602 INFO L82 PathProgramCache]: Analyzing trace with hash -549807406, now seen corresponding path program 1 times [2020-10-13 19:45:43,602 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 19:45:43,602 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [240986266] [2020-10-13 19:45:43,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 19:45:43,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:43,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:43,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:43,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:43,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:44,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:44,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:48,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:48,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 289 [2020-10-13 19:45:48,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 19:45:48,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-13 19:45:48,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:48,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 19:45:48,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 128 [2020-10-13 19:45:48,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 19:45:48,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:49,662 WARN L193 SmtUtils]: Spent 934.00 ms on a formula simplification that was a NOOP. DAG size: 448 [2020-10-13 19:45:49,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 19:45:49,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:49,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:49,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:49,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:45:49,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:49,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-13 19:45:49,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:49,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:49,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:49,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:49,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:49,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 19:45:49,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:49,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:49,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:49,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:45:49,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:49,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:45:49,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:49,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:49,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:49,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:49,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:45:49,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 19:45:49,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:49,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:49,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:49,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:45:49,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:49,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:45:49,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:49,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:49,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:49,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:49,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:49,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 19:45:49,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:49,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:49,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:49,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:45:49,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:49,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:45:49,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:49,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:49,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:49,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:49,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:45:49,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-13 19:45:49,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:49,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:49,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:49,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:45:49,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:49,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:45:49,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:49,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:49,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:49,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:49,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:45:49,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-13 19:45:49,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:49,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:49,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:49,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 19:45:49,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:49,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 19:45:49,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:49,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:49,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:49,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:49,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:49,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-13 19:45:49,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:49,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:49,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:49,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:50,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:50,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:50,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-13 19:45:50,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 19:45:50,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 241 [2020-10-13 19:45:50,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:50,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 19:45:50,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 70 [2020-10-13 19:45:50,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 19:45:50,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:50,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 19:45:50,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:50,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:50,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:50,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:50,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:50,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:50,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-13 19:45:50,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 19:45:50,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-13 19:45:50,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:50,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:50,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:50,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:50,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:50,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 19:45:50,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:50,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:50,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:50,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:45:50,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:50,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:45:50,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:50,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:50,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:50,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:50,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:50,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 19:45:50,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:50,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:50,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:50,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-13 19:45:50,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:50,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 19:45:50,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:50,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:50,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:50,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:50,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:50,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:45:50,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:50,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:50,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:50,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 19:45:50,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:50,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:45:50,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:50,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:50,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:50,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:50,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:50,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:45:50,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:50,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:50,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:50,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:45:50,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:50,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:45:50,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:50,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:50,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:50,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:50,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:45:50,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-13 19:45:50,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:50,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:50,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:50,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 19:45:50,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:50,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 19:45:50,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:50,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:50,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:50,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:50,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:45:50,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:45:50,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:50,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:50,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:50,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:45:50,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:50,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:45:50,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:50,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:50,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:50,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:50,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 9 [2020-10-13 19:45:50,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-13 19:45:50,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:50,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:50,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:50,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:45:50,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:50,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 19:45:50,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:50,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:50,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:50,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:50,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:50,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-13 19:45:50,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:50,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:50,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:50,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:45:50,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:50,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 19:45:50,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:50,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:50,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 19:45:50,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:50,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:50,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-13 19:45:50,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:50,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:50,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:50,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:45:50,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:50,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 19:45:50,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:50,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:50,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 19:45:50,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:50,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:50,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-13 19:45:50,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:50,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:50,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:50,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:45:50,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:50,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:45:50,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:50,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:50,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 19:45:50,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:50,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:50,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-13 19:45:50,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:50,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:50,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:50,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:50,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:51,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:52,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:52,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-13 19:45:52,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 19:45:52,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1649 [2020-10-13 19:45:52,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:52,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:52,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 85 [2020-10-13 19:45:52,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:52,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:52,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:45:52,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:52,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:52,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:52,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:52,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:52,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:52,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 19:45:52,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 19:45:52,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 203 [2020-10-13 19:45:52,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:52,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:52,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:52,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:52,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:52,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:45:52,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:52,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:52,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:52,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:52,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 64 [2020-10-13 19:45:52,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 19:45:52,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-13 19:45:52,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:52,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:52,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:52,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:52,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:52,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:45:52,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:52,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:52,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:52,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:45:52,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:52,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 19:45:52,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:52,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:52,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:52,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:52,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:52,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 19:45:52,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:52,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:52,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:52,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:45:52,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:52,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 19:45:52,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:52,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:52,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:52,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:52,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:52,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 19:45:52,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:52,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:52,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:52,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 19:45:52,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:52,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 19:45:52,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:52,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:52,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:52,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:52,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:52,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:45:52,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:52,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:52,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:52,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:45:52,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:52,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 19:45:52,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:52,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:52,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:52,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:52,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:52,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 19:45:52,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:52,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:52,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:52,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 19:45:52,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:52,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:45:52,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:52,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:52,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:52,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:52,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:52,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:45:52,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:52,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:52,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:52,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 19:45:52,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:52,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:45:52,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:52,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:52,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:52,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:52,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:52,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:45:52,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:52,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:52,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:52,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:45:52,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:52,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 19:45:52,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:52,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:52,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:52,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:52,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:52,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 19:45:52,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:52,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:52,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:52,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:45:52,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:52,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 19:45:52,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:52,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:52,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:52,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:52,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:52,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-13 19:45:52,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:52,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:52,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:52,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:45:52,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:52,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 19:45:52,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:52,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:52,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:45:52,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:52,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:52,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-13 19:45:52,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:45:52,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:45:52,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:45:52,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:45:52,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:45:52,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 19:45:52,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:45:52,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:45:52,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 19:45:52,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:45:52,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:45:52,693 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2020-10-13 19:45:52,693 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [240986266] [2020-10-13 19:45:52,693 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 19:45:52,694 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-13 19:45:52,694 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806125526] [2020-10-13 19:45:52,694 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 19:45:52,694 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 19:45:52,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 19:45:52,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2020-10-13 19:45:52,695 INFO L87 Difference]: Start difference. First operand 940 states and 1246 transitions. Second operand 11 states.