/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=BIGGEST --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 01:00:22,042 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 01:00:22,044 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 01:00:22,068 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 01:00:22,069 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 01:00:22,070 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 01:00:22,071 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 01:00:22,073 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 01:00:22,074 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 01:00:22,075 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 01:00:22,076 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 01:00:22,077 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 01:00:22,077 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 01:00:22,082 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 01:00:22,083 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 01:00:22,084 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 01:00:22,087 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 01:00:22,088 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 01:00:22,092 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 01:00:22,094 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 01:00:22,098 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 01:00:22,099 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 01:00:22,103 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 01:00:22,103 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 01:00:22,108 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 01:00:22,108 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 01:00:22,109 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 01:00:22,110 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 01:00:22,111 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 01:00:22,114 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 01:00:22,114 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 01:00:22,115 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 01:00:22,117 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 01:00:22,117 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 01:00:22,120 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 01:00:22,121 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 01:00:22,121 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 01:00:22,122 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 01:00:22,122 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 01:00:22,123 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 01:00:22,123 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 01:00:22,124 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 01:00:22,171 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 01:00:22,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 01:00:22,174 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 01:00:22,175 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 01:00:22,175 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 01:00:22,175 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 01:00:22,175 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 01:00:22,175 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 01:00:22,176 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 01:00:22,176 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 01:00:22,176 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 01:00:22,176 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 01:00:22,176 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 01:00:22,176 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 01:00:22,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 01:00:22,178 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 01:00:22,178 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 01:00:22,178 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 01:00:22,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 01:00:22,178 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 01:00:22,179 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 01:00:22,179 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 01:00:22,179 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 01:00:22,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 01:00:22,179 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 01:00:22,179 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 01:00:22,180 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-13 01:00:22,180 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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;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=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 01:00:22,496 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 01:00:22,507 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 01:00:22,511 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 01:00:22,512 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 01:00:22,513 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 01:00:22,513 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point.cil.out.i [2020-10-13 01:00:22,574 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/667830c38/9a955092846d4a23ae8b53dcd857e2ba/FLAG46fb0efae [2020-10-13 01:00:23,262 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 01:00:23,263 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pt.ko-entry_point.cil.out.i [2020-10-13 01:00:23,293 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/667830c38/9a955092846d4a23ae8b53dcd857e2ba/FLAG46fb0efae [2020-10-13 01:00:23,389 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/667830c38/9a955092846d4a23ae8b53dcd857e2ba [2020-10-13 01:00:23,397 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 01:00:23,398 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 01:00:23,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 01:00:23,400 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 01:00:23,403 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 01:00:23,404 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:00:23" (1/1) ... [2020-10-13 01:00:23,407 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cbc0700 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:23, skipping insertion in model container [2020-10-13 01:00:23,407 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:00:23" (1/1) ... [2020-10-13 01:00:23,414 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 01:00:23,514 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 01:00:24,053 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 01:00:24,054 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 01:00:24,981 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 01:00:25,020 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 01:00:25,113 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 01:00:25,114 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 01:00:25,297 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 01:00:25,465 INFO L208 MainTranslator]: Completed translation [2020-10-13 01:00:25,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:25 WrapperNode [2020-10-13 01:00:25,467 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 01:00:25,468 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 01:00:25,468 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 01:00:25,468 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 01:00:25,490 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:25" (1/1) ... [2020-10-13 01:00:25,490 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:25" (1/1) ... [2020-10-13 01:00:25,576 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:25" (1/1) ... [2020-10-13 01:00:25,577 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:25" (1/1) ... [2020-10-13 01:00:25,734 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:25" (1/1) ... [2020-10-13 01:00:25,757 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:25" (1/1) ... [2020-10-13 01:00:25,783 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:25" (1/1) ... [2020-10-13 01:00:25,800 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 01:00:25,800 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 01:00:25,801 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 01:00:25,801 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 01:00:25,802 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:25" (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 01:00:25,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 01:00:25,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 01:00:25,894 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-13 01:00:25,894 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-13 01:00:25,894 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2020-10-13 01:00:25,897 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2020-10-13 01:00:25,898 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2020-10-13 01:00:25,898 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2020-10-13 01:00:25,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-13 01:00:25,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_12 [2020-10-13 01:00:25,898 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-13 01:00:25,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-13 01:00:25,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-13 01:00:25,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-13 01:00:25,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-13 01:00:25,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-13 01:00:25,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-13 01:00:25,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-13 01:00:25,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-13 01:00:25,905 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2020-10-13 01:00:25,906 INFO L138 BoogieDeclarations]: Found implementation of procedure register_chrdev [2020-10-13 01:00:25,906 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2020-10-13 01:00:25,906 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2020-10-13 01:00:25,906 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-13 01:00:25,906 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2020-10-13 01:00:25,906 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2020-10-13 01:00:25,907 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2020-10-13 01:00:25,907 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2020-10-13 01:00:25,907 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_wait [2020-10-13 01:00:25,907 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_command [2020-10-13 01:00:25,907 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_completion [2020-10-13 01:00:25,907 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_req_sense [2020-10-13 01:00:25,907 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_atapi [2020-10-13 01:00:25,908 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_sleep [2020-10-13 01:00:25,908 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_poll_dsc [2020-10-13 01:00:25,908 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_media_access_cmd [2020-10-13 01:00:25,909 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_rewind [2020-10-13 01:00:25,909 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_write_fm [2020-10-13 01:00:25,909 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_reset [2020-10-13 01:00:25,910 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_ready_wait [2020-10-13 01:00:25,910 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2020-10-13 01:00:25,910 INFO L138 BoogieDeclarations]: Found implementation of procedure xn [2020-10-13 01:00:25,910 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_identify [2020-10-13 01:00:25,910 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_probe [2020-10-13 01:00:25,910 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_detect [2020-10-13 01:00:25,910 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_open [2020-10-13 01:00:25,911 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_ioctl [2020-10-13 01:00:25,911 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_release [2020-10-13 01:00:25,911 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_read [2020-10-13 01:00:25,911 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_write [2020-10-13 01:00:25,911 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_init [2020-10-13 01:00:25,912 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_exit [2020-10-13 01:00:25,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_1 [2020-10-13 01:00:25,912 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 01:00:25,912 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-13 01:00:25,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_chrdev_19 [2020-10-13 01:00:25,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_20 [2020-10-13 01:00:25,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2020-10-13 01:00:25,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-13 01:00:25,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2020-10-13 01:00:25,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2020-10-13 01:00:25,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2020-10-13 01:00:25,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2020-10-13 01:00:25,914 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_create [2020-10-13 01:00:25,914 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2020-10-13 01:00:25,914 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2020-10-13 01:00:25,914 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2020-10-13 01:00:25,915 INFO L138 BoogieDeclarations]: Found implementation of procedure __register_chrdev [2020-10-13 01:00:25,915 INFO L138 BoogieDeclarations]: Found implementation of procedure __unregister_chrdev [2020-10-13 01:00:25,916 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2020-10-13 01:00:25,916 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-13 01:00:25,916 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2020-10-13 01:00:25,916 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create [2020-10-13 01:00:25,917 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2020-10-13 01:00:25,917 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2020-10-13 01:00:25,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-13 01:00:25,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-13 01:00:25,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2020-10-13 01:00:25,917 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-10-13 01:00:25,917 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2020-10-13 01:00:25,917 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-13 01:00:25,918 INFO L138 BoogieDeclarations]: Found implementation of procedure noop_llseek [2020-10-13 01:00:25,918 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2020-10-13 01:00:25,918 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2020-10-13 01:00:25,919 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2020-10-13 01:00:25,919 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_block [2020-10-13 01:00:25,919 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2020-10-13 01:00:25,919 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2020-10-13 01:00:25,919 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2020-10-13 01:00:25,919 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_regr [2020-10-13 01:00:25,919 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-13 01:00:25,919 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2020-10-13 01:00:25,920 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-13 01:00:25,920 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-13 01:00:25,920 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 01:00:25,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-13 01:00:25,920 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-13 01:00:25,920 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-10-13 01:00:25,920 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-10-13 01:00:25,921 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-13 01:00:25,921 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-13 01:00:25,921 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2020-10-13 01:00:25,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 01:00:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2020-10-13 01:00:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 01:00:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2020-10-13 01:00:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2020-10-13 01:00:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2020-10-13 01:00:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-13 01:00:25,922 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-13 01:00:25,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-13 01:00:25,923 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-13 01:00:25,923 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2020-10-13 01:00:25,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_12 [2020-10-13 01:00:25,923 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-13 01:00:25,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2020-10-13 01:00:25,924 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 01:00:25,924 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-13 01:00:25,925 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 01:00:25,925 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_size_t [2020-10-13 01:00:25,925 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_loff_t [2020-10-13 01:00:25,926 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-13 01:00:25,926 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-13 01:00:25,926 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-13 01:00:25,927 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-13 01:00:25,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 01:00:25,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-13 01:00:25,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-13 01:00:25,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-13 01:00:25,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-13 01:00:25,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-13 01:00:25,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-13 01:00:25,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-13 01:00:25,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_1 [2020-10-13 01:00:25,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 01:00:25,932 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2020-10-13 01:00:25,932 INFO L130 BoogieDeclarations]: Found specification of procedure __register_chrdev [2020-10-13 01:00:25,932 INFO L130 BoogieDeclarations]: Found specification of procedure __unregister_chrdev [2020-10-13 01:00:25,933 INFO L130 BoogieDeclarations]: Found specification of procedure register_chrdev [2020-10-13 01:00:25,933 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_chrdev_19 [2020-10-13 01:00:25,933 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2020-10-13 01:00:25,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_20 [2020-10-13 01:00:25,941 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2020-10-13 01:00:25,941 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2020-10-13 01:00:25,941 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2020-10-13 01:00:25,941 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2020-10-13 01:00:25,942 INFO L130 BoogieDeclarations]: Found specification of procedure device_create [2020-10-13 01:00:25,942 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2020-10-13 01:00:25,942 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2020-10-13 01:00:25,942 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2020-10-13 01:00:25,942 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-13 01:00:25,942 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2020-10-13 01:00:25,942 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2020-10-13 01:00:25,942 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2020-10-13 01:00:25,943 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-13 01:00:25,943 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2020-10-13 01:00:25,943 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2020-10-13 01:00:25,943 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_regr [2020-10-13 01:00:25,943 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2020-10-13 01:00:25,943 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2020-10-13 01:00:25,943 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_block [2020-10-13 01:00:25,944 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2020-10-13 01:00:25,944 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2020-10-13 01:00:25,944 INFO L130 BoogieDeclarations]: Found specification of procedure pt_open [2020-10-13 01:00:25,944 INFO L130 BoogieDeclarations]: Found specification of procedure pt_ioctl [2020-10-13 01:00:25,944 INFO L130 BoogieDeclarations]: Found specification of procedure pt_release [2020-10-13 01:00:25,944 INFO L130 BoogieDeclarations]: Found specification of procedure pt_read [2020-10-13 01:00:25,944 INFO L130 BoogieDeclarations]: Found specification of procedure pt_write [2020-10-13 01:00:25,944 INFO L130 BoogieDeclarations]: Found specification of procedure pt_detect [2020-10-13 01:00:25,944 INFO L130 BoogieDeclarations]: Found specification of procedure pt_identify [2020-10-13 01:00:25,945 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2020-10-13 01:00:25,945 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2020-10-13 01:00:25,945 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2020-10-13 01:00:25,945 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2020-10-13 01:00:25,945 INFO L130 BoogieDeclarations]: Found specification of procedure pt_wait [2020-10-13 01:00:25,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 01:00:25,945 INFO L130 BoogieDeclarations]: Found specification of procedure pt_command [2020-10-13 01:00:25,945 INFO L130 BoogieDeclarations]: Found specification of procedure pt_completion [2020-10-13 01:00:25,946 INFO L130 BoogieDeclarations]: Found specification of procedure pt_req_sense [2020-10-13 01:00:25,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 01:00:25,946 INFO L130 BoogieDeclarations]: Found specification of procedure pt_atapi [2020-10-13 01:00:25,946 INFO L130 BoogieDeclarations]: Found specification of procedure pt_sleep [2020-10-13 01:00:25,946 INFO L130 BoogieDeclarations]: Found specification of procedure pt_poll_dsc [2020-10-13 01:00:25,947 INFO L130 BoogieDeclarations]: Found specification of procedure pt_media_access_cmd [2020-10-13 01:00:25,947 INFO L130 BoogieDeclarations]: Found specification of procedure pt_rewind [2020-10-13 01:00:25,947 INFO L130 BoogieDeclarations]: Found specification of procedure pt_write_fm [2020-10-13 01:00:25,947 INFO L130 BoogieDeclarations]: Found specification of procedure pt_reset [2020-10-13 01:00:25,947 INFO L130 BoogieDeclarations]: Found specification of procedure pt_ready_wait [2020-10-13 01:00:25,947 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2020-10-13 01:00:25,947 INFO L130 BoogieDeclarations]: Found specification of procedure xn [2020-10-13 01:00:25,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 01:00:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure pt_probe [2020-10-13 01:00:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure pt_init [2020-10-13 01:00:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure pt_exit [2020-10-13 01:00:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-13 01:00:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-13 01:00:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 01:00:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2020-10-13 01:00:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-13 01:00:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2020-10-13 01:00:25,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2020-10-13 01:00:25,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2020-10-13 01:00:25,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2020-10-13 01:00:25,949 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-13 01:00:25,949 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 01:00:25,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 01:00:25,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 01:00:25,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-13 01:00:25,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 01:00:26,557 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-13 01:00:34,836 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 01:00:34,836 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-13 01:00:34,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:00:34 BoogieIcfgContainer [2020-10-13 01:00:34,845 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 01:00:34,846 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 01:00:34,846 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 01:00:34,849 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 01:00:34,849 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 01:00:23" (1/3) ... [2020-10-13 01:00:34,850 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2555d3c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:00:34, skipping insertion in model container [2020-10-13 01:00:34,850 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:00:25" (2/3) ... [2020-10-13 01:00:34,851 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2555d3c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:00:34, skipping insertion in model container [2020-10-13 01:00:34,851 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:00:34" (3/3) ... [2020-10-13 01:00:34,852 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 01:00:34,863 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 01:00:34,871 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 01:00:34,885 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 01:00:34,912 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 01:00:34,912 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 01:00:34,912 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 01:00:34,912 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 01:00:34,913 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 01:00:34,913 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 01:00:34,913 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 01:00:34,913 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 01:00:34,955 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states. [2020-10-13 01:00:34,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-13 01:00:34,984 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 01:00:34,986 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 01:00:34,986 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 01:00:34,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 01:00:34,993 INFO L82 PathProgramCache]: Analyzing trace with hash 167713466, now seen corresponding path program 1 times [2020-10-13 01:00:35,001 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 01:00:35,002 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [745445427] [2020-10-13 01:00:35,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 01:00:35,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:35,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:36,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:36,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:41,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:41,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-10-13 01:00:41,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 01:00:41,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5617 [2020-10-13 01:00:41,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:41,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 01:00:41,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 143 [2020-10-13 01:00:41,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 01:00:41,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 01:00:42,646 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 448 [2020-10-13 01:00:42,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 01:00:42,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:42,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:42,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:42,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:00:42,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:42,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 239 [2020-10-13 01:00:42,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:42,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:00:42,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:00:42,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:00:42,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:00:42,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 01:00:42,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:42,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:42,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:42,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:00:42,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:42,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 01:00:42,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:42,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:00:42,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:00:42,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:00:42,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:00:42,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 01:00:42,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:42,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:43,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:43,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:00:43,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:43,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 01:00:43,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:43,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:00:43,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:00:43,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:00:43,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:00:43,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 01:00:43,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:43,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:43,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:43,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:00:43,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:43,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 01:00:43,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:43,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:00:43,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:00:43,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:00:43,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:00:43,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-13 01:00:43,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:43,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:43,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:43,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:00:43,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:43,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 01:00:43,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:43,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:00:43,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:00:43,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:00:43,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:00:43,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-13 01:00:43,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:43,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:43,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:43,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 01:00:43,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:43,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 01:00:43,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:43,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:00:43,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:00:43,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:00:43,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:00:43,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-13 01:00:43,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:43,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:43,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:43,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:00:43,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:43,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 01:00:43,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:43,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:00:43,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:00:43,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:00:43,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:00:43,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-13 01:00:43,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:43,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:43,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:43,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:00:43,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:43,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 01:00:43,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:43,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:00:43,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:00:43,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:00:43,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:00:43,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-13 01:00:43,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:43,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:43,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:43,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:00:43,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:43,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 01:00:43,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:43,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:00:43,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:00:43,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:00:43,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:00:43,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-13 01:00:43,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:43,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:43,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:43,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:44,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:46,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:46,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-13 01:00:46,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 01:00:46,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3760 [2020-10-13 01:00:46,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:46,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 01:00:46,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 77 [2020-10-13 01:00:46,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 01:00:46,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:00:47,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:00:47,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:47,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:47,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:47,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:47,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:47,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:47,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 01:00:47,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 01:00:47,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 808 [2020-10-13 01:00:47,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:47,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 01:00:47,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-13 01:00:47,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 01:00:47,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:00:47,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:00:47,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:47,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:48,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:48,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 64 [2020-10-13 01:00:48,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:48,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-10-13 01:00:48,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:48,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 01:00:48,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-13 01:00:48,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 01:00:48,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:00:48,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:00:48,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:48,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:48,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:48,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:00:48,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:48,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 01:00:48,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:48,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:00:48,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:00:48,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:00:48,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:00:48,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 01:00:48,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:48,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:48,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:48,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:00:48,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:48,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 01:00:48,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:48,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:00:48,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:00:48,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:00:48,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:00:48,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 01:00:48,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:48,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:48,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:48,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 01:00:48,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:48,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 01:00:48,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:48,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:00:48,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:00:48,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:00:48,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:00:48,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:00:48,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:48,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:48,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:48,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:00:48,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:48,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 01:00:48,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:48,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:00:48,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:00:48,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:00:48,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:00:48,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 01:00:48,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:48,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:48,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:48,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 01:00:48,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:48,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-13 01:00:48,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:48,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 01:00:48,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:00:48,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-13 01:00:48,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:00:48,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:00:48,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:48,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:48,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:48,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 01:00:48,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:48,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 01:00:48,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:48,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:00:48,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:00:48,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:00:48,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:00:48,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:00:48,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:48,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:48,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:48,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:00:48,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:48,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 01:00:48,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:48,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:00:48,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:00:48,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:00:48,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:00:48,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 01:00:48,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:48,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:48,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:48,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:00:48,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:48,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 01:00:48,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:48,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:00:48,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 01:00:48,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:00:48,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:00:48,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-13 01:00:48,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:48,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:48,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:48,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:00:48,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:48,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 01:00:48,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:48,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:00:48,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 01:00:48,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:00:48,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:00:48,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-13 01:00:48,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:00:48,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:00:48,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:00:48,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:00:48,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:00:48,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 01:00:48,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:00:48,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:00:48,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 01:00:48,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:00:48,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:00:48,309 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 01:00:48,310 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [745445427] [2020-10-13 01:00:48,312 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 01:00:48,312 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-13 01:00:48,313 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794454612] [2020-10-13 01:00:48,323 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 01:00:48,324 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 01:00:48,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 01:00:48,339 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-13 01:00:48,341 INFO L87 Difference]: Start difference. First operand 837 states. Second operand 10 states. [2020-10-13 01:01:41,379 WARN L193 SmtUtils]: Spent 879.00 ms on a formula simplification that was a NOOP. DAG size: 451 [2020-10-13 01:01:42,421 WARN L193 SmtUtils]: Spent 918.00 ms on a formula simplification that was a NOOP. DAG size: 452 [2020-10-13 01:01:43,350 WARN L193 SmtUtils]: Spent 861.00 ms on a formula simplification that was a NOOP. DAG size: 454 [2020-10-13 01:02:06,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 01:02:06,064 INFO L93 Difference]: Finished difference Result 1744 states and 2478 transitions. [2020-10-13 01:02:06,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-13 01:02:06,067 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 143 [2020-10-13 01:02:06,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 01:02:06,092 INFO L225 Difference]: With dead ends: 1744 [2020-10-13 01:02:06,092 INFO L226 Difference]: Without dead ends: 885 [2020-10-13 01:02:06,111 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2020-10-13 01:02:06,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 885 states. [2020-10-13 01:02:06,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 885 to 771. [2020-10-13 01:02:06,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 771 states. [2020-10-13 01:02:06,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 771 states and 1042 transitions. [2020-10-13 01:02:06,368 INFO L78 Accepts]: Start accepts. Automaton has 771 states and 1042 transitions. Word has length 143 [2020-10-13 01:02:06,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 01:02:06,369 INFO L479 AbstractCegarLoop]: Abstraction has 771 states and 1042 transitions. [2020-10-13 01:02:06,369 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 01:02:06,370 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1042 transitions. [2020-10-13 01:02:06,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2020-10-13 01:02:06,378 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 01:02:06,378 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:02:06,379 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 01:02:06,379 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 01:02:06,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 01:02:06,380 INFO L82 PathProgramCache]: Analyzing trace with hash 488502344, now seen corresponding path program 1 times [2020-10-13 01:02:06,380 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 01:02:06,380 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [238740233] [2020-10-13 01:02:06,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 01:02:06,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:06,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:06,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:06,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:09,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:16,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:16,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 259 [2020-10-13 01:02:16,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 01:02:16,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9808 [2020-10-13 01:02:16,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:16,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 01:02:16,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 203 [2020-10-13 01:02:16,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 01:02:16,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:02:17,285 WARN L193 SmtUtils]: Spent 900.00 ms on a formula simplification that was a NOOP. DAG size: 448 [2020-10-13 01:02:17,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 01:02:17,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:17,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:17,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:17,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:02:17,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:02:17,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 149 [2020-10-13 01:02:17,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:17,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:02:17,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:02:17,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:02:17,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:02:17,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 01:02:17,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:17,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:17,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:17,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:02:17,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:02:17,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 01:02:17,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:17,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:02:17,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:02:17,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:02:17,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:02:17,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 01:02:17,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:17,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:17,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:17,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:02:17,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:02:17,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 01:02:17,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:17,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:02:17,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:02:17,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:02:17,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:02:17,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 01:02:17,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:17,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:17,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:17,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:02:17,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:02:17,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 01:02:17,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:17,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:02:17,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:02:17,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:02:17,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:02:17,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-13 01:02:17,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:17,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:17,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:17,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:02:17,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:02:17,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 01:02:17,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:17,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:02:17,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:02:17,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:02:17,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:02:17,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-13 01:02:17,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:17,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:17,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:17,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 01:02:17,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:02:17,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 01:02:17,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:17,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:02:17,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:02:17,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:02:17,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:02:17,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-13 01:02:17,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:17,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:17,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:17,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:02:17,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:02:17,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 01:02:17,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:17,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:02:17,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:02:17,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:02:17,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:02:17,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-13 01:02:17,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:17,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:17,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:17,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:02:17,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:02:17,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 01:02:17,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:17,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:02:17,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:02:17,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:02:17,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:02:17,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-13 01:02:17,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:17,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:17,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:17,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:02:17,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:02:17,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 01:02:17,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:17,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:02:17,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:02:17,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:02:17,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:02:17,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-13 01:02:17,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:17,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:17,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:17,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:18,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:22,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:22,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 148 [2020-10-13 01:02:22,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 01:02:22,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4583 [2020-10-13 01:02:22,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:22,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 01:02:22,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 137 [2020-10-13 01:02:22,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 01:02:22,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:02:22,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:02:22,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:22,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:22,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:22,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:22,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:23,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:23,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 140 [2020-10-13 01:02:23,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 01:02:23,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1323 [2020-10-13 01:02:23,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:23,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 01:02:23,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-13 01:02:23,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 01:02:23,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:02:23,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:02:23,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:23,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:23,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:24,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:24,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 124 [2020-10-13 01:02:24,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 01:02:24,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 289 [2020-10-13 01:02:24,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:24,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 01:02:24,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 107 [2020-10-13 01:02:24,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 01:02:24,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:02:24,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:02:24,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:24,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:24,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:24,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:02:24,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:02:24,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 01:02:24,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:24,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:02:24,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:02:24,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:02:24,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:02:24,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 01:02:24,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:24,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:24,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:24,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:02:24,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:02:24,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 01:02:24,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:24,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:02:24,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:02:24,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:02:24,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:02:24,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 01:02:24,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:24,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:24,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:24,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 01:02:24,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:02:24,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 01:02:24,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:24,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:02:24,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:02:24,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:02:24,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:02:24,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:02:24,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:24,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:24,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:24,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:02:24,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:02:24,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 01:02:24,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:24,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:02:24,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:02:24,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:02:24,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:02:24,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 01:02:24,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:24,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:24,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:24,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 01:02:24,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:02:24,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 01:02:24,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:24,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:02:24,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:02:24,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:02:24,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:02:24,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:02:24,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:24,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:24,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:24,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 01:02:24,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:02:24,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 01:02:24,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:24,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:02:24,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:02:24,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:02:24,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:02:24,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:02:24,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:24,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:24,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:24,222 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:02:24,222 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:02:24,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 01:02:24,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:24,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:02:24,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:02:24,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:02:24,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:02:24,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 01:02:24,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:24,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:24,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:24,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 01:02:24,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:02:24,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 01:02:24,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:24,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:02:24,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:02:24,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:02:24,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:02:24,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:02:24,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:24,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:24,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:24,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:02:24,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:02:24,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 01:02:24,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:24,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:02:24,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:02:24,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:02:24,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:02:24,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-13 01:02:24,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:24,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:24,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:24,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 01:02:24,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:02:24,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 01:02:24,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:24,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:02:24,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:02:24,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:02:24,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:02:24,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:02:24,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:24,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:24,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:24,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:02:24,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:02:24,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 01:02:24,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:24,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:02:24,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:02:24,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:02:24,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:02:24,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-13 01:02:24,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:24,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:24,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:24,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 01:02:24,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:02:24,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 01:02:24,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:24,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:02:24,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:02:24,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:02:24,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:02:24,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:02:24,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:24,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:24,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:24,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:02:24,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:02:24,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 01:02:24,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:24,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:02:24,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:02:24,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:02:24,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:02:24,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-13 01:02:24,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:24,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:24,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:24,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 01:02:24,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:02:24,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 01:02:24,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:24,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 01:02:24,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:02:24,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-13 01:02:24,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:02:24,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:02:24,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:24,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:24,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:24,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 01:02:24,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:02:24,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 01:02:24,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:24,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:02:24,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:02:24,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:02:24,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:02:24,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:02:24,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:24,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:24,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:24,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:02:24,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:02:24,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 01:02:24,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:24,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:02:24,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:02:24,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:02:24,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:02:24,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-13 01:02:24,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:24,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:24,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:24,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:02:24,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:02:24,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 01:02:24,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:24,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:02:24,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 01:02:24,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:02:24,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:02:24,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-13 01:02:24,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:24,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:24,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:24,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:02:24,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:02:24,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 01:02:24,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:24,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 01:02:24,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:02:24,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 01:02:24,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:02:24,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-13 01:02:24,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:02:24,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:02:24,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:02:24,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:02:24,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:02:24,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 01:02:24,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:02:24,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:02:24,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 01:02:24,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:02:24,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:02:24,499 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2020-10-13 01:02:24,500 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [238740233] [2020-10-13 01:02:24,500 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 01:02:24,500 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-13 01:02:24,501 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272426423] [2020-10-13 01:02:24,503 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 01:02:24,503 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 01:02:24,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 01:02:24,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2020-10-13 01:02:24,504 INFO L87 Difference]: Start difference. First operand 771 states and 1042 transitions. Second operand 12 states. [2020-10-13 01:03:14,406 WARN L193 SmtUtils]: Spent 962.00 ms on a formula simplification that was a NOOP. DAG size: 452 [2020-10-13 01:03:20,740 WARN L193 SmtUtils]: Spent 988.00 ms on a formula simplification that was a NOOP. DAG size: 454 [2020-10-13 01:03:21,678 WARN L193 SmtUtils]: Spent 895.00 ms on a formula simplification that was a NOOP. DAG size: 451 [2020-10-13 01:03:28,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 01:03:28,564 INFO L93 Difference]: Finished difference Result 1640 states and 2304 transitions. [2020-10-13 01:03:28,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-13 01:03:28,565 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 185 [2020-10-13 01:03:28,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 01:03:28,574 INFO L225 Difference]: With dead ends: 1640 [2020-10-13 01:03:28,574 INFO L226 Difference]: Without dead ends: 887 [2020-10-13 01:03:28,579 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=42, Invalid=168, Unknown=0, NotChecked=0, Total=210 [2020-10-13 01:03:28,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 887 states. [2020-10-13 01:03:28,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 887 to 773. [2020-10-13 01:03:28,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 773 states. [2020-10-13 01:03:28,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 773 states and 1044 transitions. [2020-10-13 01:03:28,744 INFO L78 Accepts]: Start accepts. Automaton has 773 states and 1044 transitions. Word has length 185 [2020-10-13 01:03:28,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 01:03:28,745 INFO L479 AbstractCegarLoop]: Abstraction has 773 states and 1044 transitions. [2020-10-13 01:03:28,745 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 01:03:28,745 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1044 transitions. [2020-10-13 01:03:28,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2020-10-13 01:03:28,750 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 01:03:28,751 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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] [2020-10-13 01:03:28,751 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 01:03:28,751 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 01:03:28,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 01:03:28,752 INFO L82 PathProgramCache]: Analyzing trace with hash 856325291, now seen corresponding path program 1 times [2020-10-13 01:03:28,752 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 01:03:28,752 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [420930324] [2020-10-13 01:03:28,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 01:03:28,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:03:28,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:29,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:31,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:34,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:03:34,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 244 [2020-10-13 01:03:34,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 01:03:34,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5418 [2020-10-13 01:03:34,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:03:34,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 01:03:34,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-13 01:03:34,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 01:03:34,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:03:35,638 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 448 [2020-10-13 01:03:35,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 01:03:35,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:03:35,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:35,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:03:35,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:03:35,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:03:35,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 174 [2020-10-13 01:03:35,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:03:35,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:03:35,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:03:35,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:03:35,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:03:35,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 01:03:35,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:03:35,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:35,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:03:35,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:03:35,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:03:35,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 01:03:35,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:03:35,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:03:35,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:03:35,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:03:35,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:03:35,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 01:03:35,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:03:35,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:35,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:03:35,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:03:35,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:03:35,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 01:03:35,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:03:35,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:03:35,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:03:35,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:03:35,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:03:35,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 01:03:35,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:03:35,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:35,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:03:35,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:03:35,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:03:35,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 01:03:35,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:03:35,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:03:35,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:03:35,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:03:35,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:03:35,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-13 01:03:35,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:03:35,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:35,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:03:35,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 01:03:35,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:03:35,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 01:03:35,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:03:35,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:03:35,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:03:35,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:03:35,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:03:35,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-13 01:03:35,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:03:35,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:35,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:03:35,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 01:03:35,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:03:35,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 01:03:35,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:03:35,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:03:35,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:03:35,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:03:35,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:03:35,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-13 01:03:35,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:03:35,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:35,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:03:35,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:03:35,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:03:35,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 01:03:35,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:03:35,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:03:35,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 01:03:35,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:03:35,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:03:35,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-13 01:03:35,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:03:35,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:36,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:03:36,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:03:36,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:03:36,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 01:03:36,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:03:36,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:03:36,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 01:03:36,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:03:36,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:03:36,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-13 01:03:36,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:03:36,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:36,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:03:36,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:03:36,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:03:36,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 01:03:36,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:03:36,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:03:36,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 01:03:36,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:03:36,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:03:36,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-13 01:03:36,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:03:36,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:36,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:36,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:36,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:37,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:03:37,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-13 01:03:37,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 01:03:37,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1636 [2020-10-13 01:03:37,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:03:37,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 01:03:37,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-13 01:03:37,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 01:03:37,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:03:37,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:03:37,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:03:37,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:37,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:37,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:38,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:03:38,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 125 [2020-10-13 01:03:38,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 01:03:38,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 480 [2020-10-13 01:03:38,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:03:38,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 01:03:38,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:03:38,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 121 [2020-10-13 01:03:38,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:03:38,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:03:38,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:03:38,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:38,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:03:38,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 109 [2020-10-13 01:03:38,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:03:38,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-13 01:03:38,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:03:38,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:03:38,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:03:38,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:03:38,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:03:38,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:03:38,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:03:38,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:38,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:03:38,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:03:38,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:03:38,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 01:03:38,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:03:38,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:03:38,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:03:38,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:03:38,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 01:03:38,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 01:03:38,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:03:38,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:38,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:03:38,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:03:38,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:03:38,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 01:03:38,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:03:38,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:03:38,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:03:38,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:03:38,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:03:38,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 01:03:38,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:03:38,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:38,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:03:38,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 01:03:38,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:03:38,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 01:03:38,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:03:38,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:03:38,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:03:38,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:03:38,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:03:38,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:03:38,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:03:38,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:38,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:03:38,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:03:38,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:03:38,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 01:03:38,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:03:38,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:03:38,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:03:38,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:03:38,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:03:38,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 01:03:38,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:03:38,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:38,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:03:38,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 69 [2020-10-13 01:03:38,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:03:38,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-13 01:03:38,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:03:38,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:03:38,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:03:38,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:03:38,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:03:38,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:03:38,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:03:38,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:38,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:03:38,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 01:03:38,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:03:38,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 01:03:38,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:03:38,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:03:38,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:03:38,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:03:38,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:03:38,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:03:38,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:03:38,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:38,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:03:38,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:03:38,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:03:38,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 01:03:38,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:03:38,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:03:38,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:03:38,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:03:38,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:03:38,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 01:03:38,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:03:38,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:38,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:03:38,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 01:03:38,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:03:38,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 01:03:38,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:03:38,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:03:38,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:03:38,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:03:38,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:03:38,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:03:38,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:03:38,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:38,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:03:38,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:03:38,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:03:38,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 01:03:38,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:03:38,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:03:38,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:03:38,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:03:38,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:03:38,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 01:03:38,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:03:38,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:38,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:03:38,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 01:03:38,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:03:38,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 01:03:38,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:03:38,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:03:38,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:03:38,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:03:38,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:03:38,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:03:38,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:03:38,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:38,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:03:38,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:03:38,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:03:38,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 01:03:38,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:03:38,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:03:38,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:03:38,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:03:38,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:03:38,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-13 01:03:38,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:03:38,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:38,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:03:38,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 01:03:38,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:03:38,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 01:03:38,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:03:38,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:03:38,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:03:38,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:03:38,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:03:38,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 01:03:38,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:03:38,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:38,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:03:38,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:03:38,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:03:38,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 01:03:38,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:03:38,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:03:38,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:03:38,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:03:38,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:03:38,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-13 01:03:38,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:03:38,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:38,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:03:38,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:03:38,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:03:38,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 01:03:38,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:03:38,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:03:38,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:03:38,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:03:38,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:03:38,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-13 01:03:38,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:03:38,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:38,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:03:38,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:03:38,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:03:38,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 01:03:38,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:03:38,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:03:38,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 01:03:38,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:03:38,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:03:38,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-10-13 01:03:38,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 01:03:38,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 01:03:38,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 01:03:38,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 01:03:38,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 01:03:38,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 01:03:38,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 01:03:38,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 01:03:38,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 01:03:38,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 01:03:38,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 01:03:38,809 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-10-13 01:03:38,810 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [420930324] [2020-10-13 01:03:38,810 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 01:03:38,811 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-13 01:03:38,811 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313526633] [2020-10-13 01:03:38,812 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 01:03:38,812 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 01:03:38,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 01:03:38,814 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-13 01:03:38,814 INFO L87 Difference]: Start difference. First operand 773 states and 1044 transitions. Second operand 10 states. [2020-10-13 01:03:43,540 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 450