/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 16:55:59,859 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 16:55:59,862 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 16:55:59,895 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 16:55:59,895 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 16:55:59,896 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 16:55:59,897 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 16:55:59,899 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 16:55:59,901 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 16:55:59,901 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 16:55:59,902 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 16:55:59,903 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 16:55:59,903 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 16:55:59,904 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 16:55:59,905 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 16:55:59,906 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 16:55:59,907 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 16:55:59,908 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 16:55:59,909 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 16:55:59,911 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 16:55:59,912 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 16:55:59,913 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 16:55:59,914 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 16:55:59,915 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 16:55:59,917 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 16:55:59,917 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 16:55:59,918 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 16:55:59,918 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 16:55:59,919 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 16:55:59,920 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 16:55:59,920 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 16:55:59,921 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 16:55:59,921 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 16:55:59,922 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 16:55:59,923 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 16:55:59,923 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 16:55:59,924 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 16:55:59,924 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 16:55:59,924 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 16:55:59,925 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 16:55:59,925 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 16:55:59,926 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 [2020-10-14 16:55:59,947 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 16:55:59,948 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 16:55:59,949 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 16:55:59,949 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 16:55:59,949 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 16:55:59,949 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 16:55:59,949 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 16:55:59,950 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 16:55:59,950 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 16:55:59,950 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 16:55:59,950 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 16:55:59,950 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 16:55:59,951 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 16:55:59,951 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 16:55:59,951 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 16:55:59,951 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 16:55:59,951 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 16:55:59,951 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 16:55:59,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 16:55:59,952 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 16:55:59,952 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 16:55:59,952 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 16:55:59,952 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 16:55:59,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 16:55:59,953 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 16:55:59,953 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 16:55:59,953 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-14 16:55:59,953 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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 16:56:00,251 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 16:56:00,261 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 16:56:00,264 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 16:56:00,265 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 16:56:00,266 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 16:56:00,266 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i [2020-10-14 16:56:00,323 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a2fd223f7/f9b9a0be01c644ca8ea5c52929287ef7/FLAG822b53f72 [2020-10-14 16:56:01,219 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 16:56:01,220 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i [2020-10-14 16:56:01,265 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a2fd223f7/f9b9a0be01c644ca8ea5c52929287ef7/FLAG822b53f72 [2020-10-14 16:56:01,660 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a2fd223f7/f9b9a0be01c644ca8ea5c52929287ef7 [2020-10-14 16:56:01,671 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 16:56:01,673 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 16:56:01,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 16:56:01,674 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 16:56:01,677 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 16:56:01,678 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 04:56:01" (1/1) ... [2020-10-14 16:56:01,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b5b00f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:56:01, skipping insertion in model container [2020-10-14 16:56:01,681 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 04:56:01" (1/1) ... [2020-10-14 16:56:01,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 16:56:01,856 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 16:56:05,060 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 16:56:05,152 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 16:56:05,695 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 16:56:06,375 INFO L208 MainTranslator]: Completed translation [2020-10-14 16:56:06,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:56:06 WrapperNode [2020-10-14 16:56:06,376 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 16:56:06,377 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 16:56:06,377 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 16:56:06,377 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 16:56:06,396 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:56:06" (1/1) ... [2020-10-14 16:56:06,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:56:06" (1/1) ... [2020-10-14 16:56:06,525 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:56:06" (1/1) ... [2020-10-14 16:56:06,529 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:56:06" (1/1) ... [2020-10-14 16:56:06,746 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:56:06" (1/1) ... [2020-10-14 16:56:06,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:56:06" (1/1) ... [2020-10-14 16:56:06,815 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:56:06" (1/1) ... [2020-10-14 16:56:06,853 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 16:56:06,854 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 16:56:06,854 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 16:56:06,854 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 16:56:06,855 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:56:06" (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 [2020-10-14 16:56:06,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 16:56:06,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 16:56:06,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2020-10-14 16:56:06,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2020-10-14 16:56:06,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2020-10-14 16:56:06,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2020-10-14 16:56:06,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-14 16:56:06,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2020-10-14 16:56:06,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2020-10-14 16:56:06,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2020-10-14 16:56:06,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-14 16:56:06,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~X~int~TO~int [2020-10-14 16:56:06,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~TO~int [2020-10-14 16:56:06,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2020-10-14 16:56:06,932 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-14 16:56:06,932 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2020-10-14 16:56:06,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2020-10-14 16:56:06,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16p [2020-10-14 16:56:06,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __be16_to_cpup [2020-10-14 16:56:06,933 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-14 16:56:06,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-14 16:56:06,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-14 16:56:06,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-10-14 16:56:06,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-10-14 16:56:06,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-14 16:56:06,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-14 16:56:06,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-14 16:56:06,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-14 16:56:06,935 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-14 16:56:06,935 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2020-10-14 16:56:06,935 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-10-14 16:56:06,935 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move [2020-10-14 16:56:06,935 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2020-10-14 16:56:06,936 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2020-10-14 16:56:06,936 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2020-10-14 16:56:06,936 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2020-10-14 16:56:06,936 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2020-10-14 16:56:06,936 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2020-10-14 16:56:06,936 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2020-10-14 16:56:06,936 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic64_read [2020-10-14 16:56:06,937 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_read [2020-10-14 16:56:06,937 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2020-10-14 16:56:06,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2020-10-14 16:56:06,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2020-10-14 16:56:06,937 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-14 16:56:06,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2020-10-14 16:56:06,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_6 [2020-10-14 16:56:06,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2020-10-14 16:56:06,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_10 [2020-10-14 16:56:06,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2020-10-14 16:56:06,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2020-10-14 16:56:06,938 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_acquire [2020-10-14 16:56:06,938 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_release [2020-10-14 16:56:06,939 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2020-10-14 16:56:06,939 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2020-10-14 16:56:06,939 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2020-10-14 16:56:06,939 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2020-10-14 16:56:06,939 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2020-10-14 16:56:06,939 INFO L138 BoogieDeclarations]: Found implementation of procedure register_chrdev [2020-10-14 16:56:06,940 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2020-10-14 16:56:06,940 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2020-10-14 16:56:06,940 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-14 16:56:06,940 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2020-10-14 16:56:06,940 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2020-10-14 16:56:06,940 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_is_last [2020-10-14 16:56:06,940 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_next [2020-10-14 16:56:06,941 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cloned [2020-10-14 16:56:06,941 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_unclone [2020-10-14 16:56:06,941 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_header_cloned [2020-10-14 16:56:06,941 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_peek [2020-10-14 16:56:06,941 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2020-10-14 16:56:06,941 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2020-10-14 16:56:06,941 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2020-10-14 16:56:06,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_insert [2020-10-14 16:56:06,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_before [2020-10-14 16:56:06,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_unlink [2020-10-14 16:56:06,942 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2020-10-14 16:56:06,942 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2020-10-14 16:56:06,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_pull [2020-10-14 16:56:06,943 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_may_pull [2020-10-14 16:56:06,943 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2020-10-14 16:56:06,943 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2020-10-14 16:56:06,943 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2020-10-14 16:56:06,943 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2020-10-14 16:56:06,943 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2020-10-14 16:56:06,943 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2020-10-14 16:56:06,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_cow [2020-10-14 16:56:06,944 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cow_head [2020-10-14 16:56:06,944 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_complete_unset [2020-10-14 16:56:06,944 INFO L138 BoogieDeclarations]: Found implementation of procedure write_pnet [2020-10-14 16:56:06,944 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2020-10-14 16:56:06,944 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_net_set [2020-10-14 16:56:06,944 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-10-14 16:56:06,945 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2020-10-14 16:56:06,945 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2020-10-14 16:56:06,945 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2020-10-14 16:56:06,945 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_keep_dst [2020-10-14 16:56:06,945 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2020-10-14 16:56:06,945 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2020-10-14 16:56:06,945 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be16 [2020-10-14 16:56:06,946 INFO L138 BoogieDeclarations]: Found implementation of procedure net_generic [2020-10-14 16:56:06,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_pernet [2020-10-14 16:56:06,946 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_to_npindex [2020-10-14 16:56:06,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ethertype_to_npindex [2020-10-14 16:56:06,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_open [2020-10-14 16:56:06,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_release [2020-10-14 16:56:06,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_read [2020-10-14 16:56:06,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_write [2020-10-14 16:56:06,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_poll [2020-10-14 16:56:06,947 INFO L138 BoogieDeclarations]: Found implementation of procedure get_filter [2020-10-14 16:56:06,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ioctl [2020-10-14 16:56:06,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unattached_ioctl [2020-10-14 16:56:06,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_init_net [2020-10-14 16:56:06,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_exit_net [2020-10-14 16:56:06,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_init [2020-10-14 16:56:06,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_start_xmit [2020-10-14 16:56:06,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_net_ioctl [2020-10-14 16:56:06,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_get_stats64 [2020-10-14 16:56:06,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_dev_init [2020-10-14 16:56:06,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_setup [2020-10-14 16:56:06,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_xmit_process [2020-10-14 16:56:06,948 INFO L138 BoogieDeclarations]: Found implementation of procedure pad_compress_skb [2020-10-14 16:56:06,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_send_frame [2020-10-14 16:56:06,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_push [2020-10-14 16:56:06,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_mp_explode [2020-10-14 16:56:06,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_push [2020-10-14 16:56:06,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_do_recv [2020-10-14 16:56:06,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_input [2020-10-14 16:56:06,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_input_error [2020-10-14 16:56:06,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_frame [2020-10-14 16:56:06,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_error [2020-10-14 16:56:06,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_nonmp_frame [2020-10-14 16:56:06,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_decompress_frame [2020-10-14 16:56:06,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_mp_frame [2020-10-14 16:56:06,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_mp_insert [2020-10-14 16:56:06,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_mp_reconstruct [2020-10-14 16:56:06,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_register_channel [2020-10-14 16:56:06,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_register_net_channel [2020-10-14 16:56:06,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_index [2020-10-14 16:56:06,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unit_number [2020-10-14 16:56:06,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_dev_name [2020-10-14 16:56:06,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unregister_channel [2020-10-14 16:56:06,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_output_wakeup [2020-10-14 16:56:06,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_set_compress [2020-10-14 16:56:06,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_peek [2020-10-14 16:56:06,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_closed [2020-10-14 16:56:06,952 INFO L138 BoogieDeclarations]: Found implementation of procedure find_comp_entry [2020-10-14 16:56:06,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_register_compressor [2020-10-14 16:56:06,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unregister_compressor [2020-10-14 16:56:06,953 INFO L138 BoogieDeclarations]: Found implementation of procedure find_compressor [2020-10-14 16:56:06,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_get_stats [2020-10-14 16:56:06,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_create_interface [2020-10-14 16:56:06,953 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ppp_file [2020-10-14 16:56:06,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_shutdown_interface [2020-10-14 16:56:06,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_interface [2020-10-14 16:56:06,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_unit [2020-10-14 16:56:06,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_channel [2020-10-14 16:56:06,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_connect_channel [2020-10-14 16:56:06,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_disconnect_channel [2020-10-14 16:56:06,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_channel [2020-10-14 16:56:06,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_cleanup [2020-10-14 16:56:06,954 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_set [2020-10-14 16:56:06,954 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_get [2020-10-14 16:56:06,955 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_put [2020-10-14 16:56:06,955 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_find [2020-10-14 16:56:06,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_pernet_operations_2 [2020-10-14 16:56:06,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_1 [2020-10-14 16:56:06,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_3 [2020-10-14 16:56:06,955 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 16:56:06,955 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-14 16:56:06,956 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-14 16:56:06,956 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-14 16:56:06,956 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2020-10-14 16:56:06,956 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-14 16:56:06,956 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2020-10-14 16:56:06,956 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-14 16:56:06,956 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2020-10-14 16:56:06,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_26 [2020-10-14 16:56:06,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_28 [2020-10-14 16:56:06,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_30 [2020-10-14 16:56:06,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_31 [2020-10-14 16:56:06,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_32 [2020-10-14 16:56:06,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_33 [2020-10-14 16:56:06,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_34 [2020-10-14 16:56:06,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_35 [2020-10-14 16:56:06,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_36 [2020-10-14 16:56:06,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_chrdev_38 [2020-10-14 16:56:06,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_39 [2020-10-14 16:56:06,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_40 [2020-10-14 16:56:06,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_41 [2020-10-14 16:56:06,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_42 [2020-10-14 16:56:06,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_43 [2020-10-14 16:56:06,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-14 16:56:06,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-14 16:56:06,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-14 16:56:06,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-14 16:56:06,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-14 16:56:06,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2020-10-14 16:56:06,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-14 16:56:06,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2020-10-14 16:56:06,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2020-10-14 16:56:06,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2020-10-14 16:56:06,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2020-10-14 16:56:06,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_create [2020-10-14 16:56:06,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2020-10-14 16:56:06,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2020-10-14 16:56:06,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_rwsem [2020-10-14 16:56:06,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2020-10-14 16:56:06,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-10-14 16:56:06,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2020-10-14 16:56:06,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2020-10-14 16:56:06,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2020-10-14 16:56:06,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-14 16:56:06,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2020-10-14 16:56:06,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-14 16:56:06,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __register_chrdev [2020-10-14 16:56:06,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2020-10-14 16:56:06,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __rwlock_init [2020-10-14 16:56:06,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __unregister_chrdev [2020-10-14 16:56:06,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2020-10-14 16:56:06,962 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2020-10-14 16:56:06,962 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-14 16:56:06,963 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock_bh [2020-10-14 16:56:06,963 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock_bh [2020-10-14 16:56:06,963 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-14 16:56:06,963 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_bh [2020-10-14 16:56:06,963 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-14 16:56:06,963 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_bh [2020-10-14 16:56:06,963 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_bh [2020-10-14 16:56:06,963 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_bh [2020-10-14 16:56:06,964 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2020-10-14 16:56:06,964 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2020-10-14 16:56:06,964 INFO L138 BoogieDeclarations]: Found implementation of procedure bpf_prog_create [2020-10-14 16:56:06,964 INFO L138 BoogieDeclarations]: Found implementation of procedure bpf_prog_destroy [2020-10-14 16:56:06,964 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2020-10-14 16:56:06,964 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2020-10-14 16:56:06,964 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2020-10-14 16:56:06,964 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2020-10-14 16:56:06,965 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create [2020-10-14 16:56:06,965 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2020-10-14 16:56:06,965 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2020-10-14 16:56:06,965 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2020-10-14 16:56:06,965 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2020-10-14 16:56:06,965 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_alloc [2020-10-14 16:56:06,965 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2020-10-14 16:56:06,965 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find_slowpath [2020-10-14 16:56:06,966 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_init [2020-10-14 16:56:06,966 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2020-10-14 16:56:06,966 INFO L138 BoogieDeclarations]: Found implementation of procedure iov_iter_init [2020-10-14 16:56:06,966 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2020-10-14 16:56:06,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-14 16:56:06,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-14 16:56:06,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_open_1 [2020-10-14 16:56:06,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_stop_1 [2020-10-14 16:56:06,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_1 [2020-10-14 16:56:06,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2020-10-14 16:56:06,967 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2020-10-14 16:56:06,967 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2020-10-14 16:56:06,967 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2020-10-14 16:56:06,967 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2020-10-14 16:56:06,968 INFO L138 BoogieDeclarations]: Found implementation of procedure memdup_user [2020-10-14 16:56:06,968 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2020-10-14 16:56:06,968 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2020-10-14 16:56:06,968 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-14 16:56:06,968 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2020-10-14 16:56:06,968 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2020-10-14 16:56:06,968 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2020-10-14 16:56:06,968 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2020-10-14 16:56:06,969 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2020-10-14 16:56:06,969 INFO L138 BoogieDeclarations]: Found implementation of procedure noop_llseek [2020-10-14 16:56:06,969 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-14 16:56:06,969 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2020-10-14 16:56:06,969 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2020-10-14 16:56:06,969 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2020-10-14 16:56:06,969 INFO L138 BoogieDeclarations]: Found implementation of procedure register_pernet_device [2020-10-14 16:56:06,970 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2020-10-14 16:56:06,970 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2020-10-14 16:56:06,970 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_bits [2020-10-14 16:56:06,970 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_datagram_iter [2020-10-14 16:56:06,970 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2020-10-14 16:56:06,970 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2020-10-14 16:56:06,970 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull_rcsum [2020-10-14 16:56:06,971 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2020-10-14 16:56:06,971 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-14 16:56:06,971 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head [2020-10-14 16:56:06,971 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2020-10-14 16:56:06,971 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2020-10-14 16:56:06,971 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2020-10-14 16:56:06,971 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_compress [2020-10-14 16:56:06,971 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2020-10-14 16:56:06,972 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_init [2020-10-14 16:56:06,972 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_remember [2020-10-14 16:56:06,972 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_toss [2020-10-14 16:56:06,972 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_uncompress [2020-10-14 16:56:06,972 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2020-10-14 16:56:06,972 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2020-10-14 16:56:06,972 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pernet_device [2020-10-14 16:56:06,973 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2020-10-14 16:56:06,973 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2020-10-14 16:56:06,973 INFO L138 BoogieDeclarations]: Found implementation of procedure default_wake_function [2020-10-14 16:56:06,973 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-14 16:56:06,973 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-14 16:56:06,973 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-14 16:56:06,974 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-14 16:56:06,974 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 16:56:06,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-14 16:56:06,974 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2020-10-14 16:56:06,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-14 16:56:06,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 16:56:06,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 16:56:06,974 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-14 16:56:06,975 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2020-10-14 16:56:06,975 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2020-10-14 16:56:06,975 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16p [2020-10-14 16:56:06,975 INFO L130 BoogieDeclarations]: Found specification of procedure __be16_to_cpup [2020-10-14 16:56:06,975 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-14 16:56:06,975 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2020-10-14 16:56:06,975 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2020-10-14 16:56:06,975 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-10-14 16:56:06,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-14 16:56:06,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-14 16:56:06,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2020-10-14 16:56:06,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2020-10-14 16:56:06,976 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 16:56:06,976 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-14 16:56:06,976 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-14 16:56:06,976 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 16:56:06,977 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-14 16:56:06,977 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-14 16:56:06,977 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-14 16:56:06,977 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-14 16:56:06,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-14 16:56:06,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 16:56:06,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-14 16:56:06,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-14 16:56:06,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-10-14 16:56:06,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-10-14 16:56:06,978 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-14 16:56:06,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-14 16:56:06,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-14 16:56:06,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-14 16:56:06,978 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-14 16:56:06,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 16:56:06,979 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-10-14 16:56:06,979 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2020-10-14 16:56:06,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 16:56:06,979 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-10-14 16:56:06,979 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2020-10-14 16:56:06,979 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2020-10-14 16:56:06,979 INFO L130 BoogieDeclarations]: Found specification of procedure list_move [2020-10-14 16:56:06,980 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2020-10-14 16:56:06,980 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-10-14 16:56:06,980 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2020-10-14 16:56:06,980 INFO L130 BoogieDeclarations]: Found specification of procedure memdup_user [2020-10-14 16:56:06,980 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-14 16:56:06,980 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2020-10-14 16:56:06,980 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-14 16:56:06,980 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2020-10-14 16:56:06,981 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2020-10-14 16:56:06,981 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2020-10-14 16:56:06,981 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2020-10-14 16:56:06,981 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2020-10-14 16:56:06,981 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2020-10-14 16:56:06,981 INFO L130 BoogieDeclarations]: Found specification of procedure atomic64_read [2020-10-14 16:56:06,981 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_read [2020-10-14 16:56:06,981 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2020-10-14 16:56:06,982 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2020-10-14 16:56:06,982 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2020-10-14 16:56:06,982 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2020-10-14 16:56:06,982 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2020-10-14 16:56:06,982 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2020-10-14 16:56:06,982 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-14 16:56:06,982 INFO L130 BoogieDeclarations]: Found specification of procedure __rwlock_init [2020-10-14 16:56:06,982 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-14 16:56:06,983 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2020-10-14 16:56:06,983 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-14 16:56:06,983 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2020-10-14 16:56:06,983 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock_bh [2020-10-14 16:56:06,983 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_bh [2020-10-14 16:56:06,983 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock_bh [2020-10-14 16:56:06,983 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_bh [2020-10-14 16:56:06,983 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-14 16:56:06,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2020-10-14 16:56:06,984 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-14 16:56:06,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_6 [2020-10-14 16:56:06,984 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2020-10-14 16:56:06,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2020-10-14 16:56:06,984 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-14 16:56:06,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_10 [2020-10-14 16:56:06,984 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2020-10-14 16:56:06,985 INFO L130 BoogieDeclarations]: Found specification of procedure default_wake_function [2020-10-14 16:56:06,985 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2020-10-14 16:56:06,985 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2020-10-14 16:56:06,985 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2020-10-14 16:56:06,985 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2020-10-14 16:56:06,985 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-14 16:56:06,985 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2020-10-14 16:56:06,986 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-14 16:56:06,986 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2020-10-14 16:56:06,986 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2020-10-14 16:56:06,986 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2020-10-14 16:56:06,986 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2020-10-14 16:56:06,986 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2020-10-14 16:56:06,986 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2020-10-14 16:56:06,987 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2020-10-14 16:56:06,987 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2020-10-14 16:56:06,987 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_acquire [2020-10-14 16:56:06,987 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_release [2020-10-14 16:56:06,987 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2020-10-14 16:56:06,987 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2020-10-14 16:56:06,987 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2020-10-14 16:56:06,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 16:56:06,988 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2020-10-14 16:56:06,988 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2020-10-14 16:56:06,988 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find_slowpath [2020-10-14 16:56:06,988 INFO L130 BoogieDeclarations]: Found specification of procedure idr_alloc [2020-10-14 16:56:06,988 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2020-10-14 16:56:06,988 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2020-10-14 16:56:06,988 INFO L130 BoogieDeclarations]: Found specification of procedure idr_init [2020-10-14 16:56:06,989 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2020-10-14 16:56:06,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 16:56:06,989 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2020-10-14 16:56:06,989 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2020-10-14 16:56:06,989 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2020-10-14 16:56:06,989 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2020-10-14 16:56:06,989 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2020-10-14 16:56:06,989 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2020-10-14 16:56:06,990 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-14 16:56:06,990 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-14 16:56:06,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2020-10-14 16:56:06,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_pernet_operations_2 [2020-10-14 16:56:06,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_1 [2020-10-14 16:56:06,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_3 [2020-10-14 16:56:06,990 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2020-10-14 16:56:06,990 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2020-10-14 16:56:06,990 INFO L130 BoogieDeclarations]: Found specification of procedure device_create [2020-10-14 16:56:06,991 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2020-10-14 16:56:06,991 INFO L130 BoogieDeclarations]: Found specification of procedure iov_iter_init [2020-10-14 16:56:06,991 INFO L130 BoogieDeclarations]: Found specification of procedure __register_chrdev [2020-10-14 16:56:06,991 INFO L130 BoogieDeclarations]: Found specification of procedure __unregister_chrdev [2020-10-14 16:56:06,991 INFO L130 BoogieDeclarations]: Found specification of procedure register_chrdev [2020-10-14 16:56:06,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_chrdev_38 [2020-10-14 16:56:06,991 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2020-10-14 16:56:06,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_39 [2020-10-14 16:56:06,992 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2020-10-14 16:56:06,992 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2020-10-14 16:56:06,992 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2020-10-14 16:56:06,992 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-14 16:56:06,992 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2020-10-14 16:56:06,992 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2020-10-14 16:56:06,992 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2020-10-14 16:56:06,992 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-14 16:56:06,992 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2020-10-14 16:56:06,993 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2020-10-14 16:56:06,993 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2020-10-14 16:56:06,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_28 [2020-10-14 16:56:06,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_36 [2020-10-14 16:56:06,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_30 [2020-10-14 16:56:06,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_26 [2020-10-14 16:56:06,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_34 [2020-10-14 16:56:06,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_35 [2020-10-14 16:56:06,993 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2020-10-14 16:56:06,994 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2020-10-14 16:56:06,994 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_is_last [2020-10-14 16:56:06,994 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_next [2020-10-14 16:56:06,994 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cloned [2020-10-14 16:56:06,994 INFO L130 BoogieDeclarations]: Found specification of procedure skb_unclone [2020-10-14 16:56:06,994 INFO L130 BoogieDeclarations]: Found specification of procedure skb_header_cloned [2020-10-14 16:56:06,994 INFO L130 BoogieDeclarations]: Found specification of procedure skb_peek [2020-10-14 16:56:06,994 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2020-10-14 16:56:06,994 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2020-10-14 16:56:06,995 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2020-10-14 16:56:06,995 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_insert [2020-10-14 16:56:06,995 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_before [2020-10-14 16:56:06,995 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head [2020-10-14 16:56:06,995 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2020-10-14 16:56:06,995 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_unlink [2020-10-14 16:56:06,995 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2020-10-14 16:56:06,995 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2020-10-14 16:56:06,995 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2020-10-14 16:56:06,996 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-14 16:56:06,996 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2020-10-14 16:56:06,996 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2020-10-14 16:56:06,996 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_pull [2020-10-14 16:56:06,996 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2020-10-14 16:56:06,996 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_may_pull [2020-10-14 16:56:06,996 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2020-10-14 16:56:06,996 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2020-10-14 16:56:06,996 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2020-10-14 16:56:06,997 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2020-10-14 16:56:06,997 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2020-10-14 16:56:06,997 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2020-10-14 16:56:06,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_31 [2020-10-14 16:56:06,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_32 [2020-10-14 16:56:06,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_33 [2020-10-14 16:56:06,997 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2020-10-14 16:56:06,997 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2020-10-14 16:56:06,997 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_cow [2020-10-14 16:56:06,998 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cow_head [2020-10-14 16:56:06,998 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull_rcsum [2020-10-14 16:56:06,998 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_datagram_iter [2020-10-14 16:56:06,998 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_bits [2020-10-14 16:56:06,998 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_complete_unset [2020-10-14 16:56:06,998 INFO L130 BoogieDeclarations]: Found specification of procedure write_pnet [2020-10-14 16:56:06,998 INFO L130 BoogieDeclarations]: Found specification of procedure register_pernet_device [2020-10-14 16:56:06,998 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pernet_device [2020-10-14 16:56:06,998 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2020-10-14 16:56:06,999 INFO L130 BoogieDeclarations]: Found specification of procedure dev_net_set [2020-10-14 16:56:06,999 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-10-14 16:56:06,999 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2020-10-14 16:56:06,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_41 [2020-10-14 16:56:06,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_43 [2020-10-14 16:56:06,999 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2020-10-14 16:56:06,999 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2020-10-14 16:56:06,999 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2020-10-14 16:56:06,999 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2020-10-14 16:56:07,000 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2020-10-14 16:56:07,000 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2020-10-14 16:56:07,000 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2020-10-14 16:56:07,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_40 [2020-10-14 16:56:07,000 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2020-10-14 16:56:07,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_42 [2020-10-14 16:56:07,000 INFO L130 BoogieDeclarations]: Found specification of procedure netif_keep_dst [2020-10-14 16:56:07,001 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2020-10-14 16:56:07,001 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2020-10-14 16:56:07,001 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2020-10-14 16:56:07,001 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2020-10-14 16:56:07,001 INFO L130 BoogieDeclarations]: Found specification of procedure bpf_prog_create [2020-10-14 16:56:07,001 INFO L130 BoogieDeclarations]: Found specification of procedure bpf_prog_destroy [2020-10-14 16:56:07,001 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_output_wakeup [2020-10-14 16:56:07,001 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_input [2020-10-14 16:56:07,002 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_input_error [2020-10-14 16:56:07,002 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_register_net_channel [2020-10-14 16:56:07,002 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_register_channel [2020-10-14 16:56:07,002 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unregister_channel [2020-10-14 16:56:07,002 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_index [2020-10-14 16:56:07,002 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unit_number [2020-10-14 16:56:07,002 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_dev_name [2020-10-14 16:56:07,002 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_register_compressor [2020-10-14 16:56:07,003 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unregister_compressor [2020-10-14 16:56:07,003 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2020-10-14 16:56:07,003 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be16 [2020-10-14 16:56:07,003 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_init [2020-10-14 16:56:07,003 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2020-10-14 16:56:07,003 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_compress [2020-10-14 16:56:07,003 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_uncompress [2020-10-14 16:56:07,003 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_remember [2020-10-14 16:56:07,003 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_toss [2020-10-14 16:56:07,004 INFO L130 BoogieDeclarations]: Found specification of procedure net_generic [2020-10-14 16:56:07,004 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unattached_ioctl [2020-10-14 16:56:07,004 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_xmit_process [2020-10-14 16:56:07,004 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_send_frame [2020-10-14 16:56:07,004 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_push [2020-10-14 16:56:07,004 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_push [2020-10-14 16:56:07,004 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_frame [2020-10-14 16:56:07,004 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_error [2020-10-14 16:56:07,004 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_nonmp_frame [2020-10-14 16:56:07,005 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_decompress_frame [2020-10-14 16:56:07,005 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_mp_frame [2020-10-14 16:56:07,005 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_mp_insert [2020-10-14 16:56:07,005 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_mp_reconstruct [2020-10-14 16:56:07,005 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_mp_explode [2020-10-14 16:56:07,005 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_set_compress [2020-10-14 16:56:07,005 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_peek [2020-10-14 16:56:07,005 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_closed [2020-10-14 16:56:07,005 INFO L130 BoogieDeclarations]: Found specification of procedure find_compressor [2020-10-14 16:56:07,006 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_get_stats [2020-10-14 16:56:07,006 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_create_interface [2020-10-14 16:56:07,006 INFO L130 BoogieDeclarations]: Found specification of procedure init_ppp_file [2020-10-14 16:56:07,006 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_shutdown_interface [2020-10-14 16:56:07,006 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_interface [2020-10-14 16:56:07,006 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_unit [2020-10-14 16:56:07,006 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_channel [2020-10-14 16:56:07,006 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_connect_channel [2020-10-14 16:56:07,007 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_disconnect_channel [2020-10-14 16:56:07,007 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_channel [2020-10-14 16:56:07,007 INFO L130 BoogieDeclarations]: Found specification of procedure unit_get [2020-10-14 16:56:07,007 INFO L130 BoogieDeclarations]: Found specification of procedure unit_set [2020-10-14 16:56:07,007 INFO L130 BoogieDeclarations]: Found specification of procedure unit_put [2020-10-14 16:56:07,007 INFO L130 BoogieDeclarations]: Found specification of procedure unit_find [2020-10-14 16:56:07,007 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_pernet [2020-10-14 16:56:07,007 INFO L130 BoogieDeclarations]: Found specification of procedure proto_to_npindex [2020-10-14 16:56:07,007 INFO L130 BoogieDeclarations]: Found specification of procedure ethertype_to_npindex [2020-10-14 16:56:07,008 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_open [2020-10-14 16:56:07,008 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_release [2020-10-14 16:56:07,008 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_read [2020-10-14 16:56:07,008 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_write [2020-10-14 16:56:07,008 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_poll [2020-10-14 16:56:07,008 INFO L130 BoogieDeclarations]: Found specification of procedure get_filter [2020-10-14 16:56:07,008 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ioctl [2020-10-14 16:56:07,008 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2020-10-14 16:56:07,008 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_init_net [2020-10-14 16:56:07,009 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_exit_net [2020-10-14 16:56:07,009 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_init [2020-10-14 16:56:07,009 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_start_xmit [2020-10-14 16:56:07,009 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_net_ioctl [2020-10-14 16:56:07,009 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2020-10-14 16:56:07,009 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_get_stats64 [2020-10-14 16:56:07,009 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_dev_init [2020-10-14 16:56:07,009 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_setup [2020-10-14 16:56:07,009 INFO L130 BoogieDeclarations]: Found specification of procedure pad_compress_skb [2020-10-14 16:56:07,010 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2020-10-14 16:56:07,010 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-14 16:56:07,010 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_do_recv [2020-10-14 16:56:07,010 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2020-10-14 16:56:07,010 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2020-10-14 16:56:07,010 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2020-10-14 16:56:07,010 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-14 16:56:07,010 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~X~int~TO~int [2020-10-14 16:56:07,011 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~TO~int [2020-10-14 16:56:07,011 INFO L130 BoogieDeclarations]: Found specification of procedure find_comp_entry [2020-10-14 16:56:07,011 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_cleanup [2020-10-14 16:56:07,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_open_1 [2020-10-14 16:56:07,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-14 16:56:07,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-14 16:56:07,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_1 [2020-10-14 16:56:07,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_stop_1 [2020-10-14 16:56:07,011 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 16:56:07,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-14 16:56:07,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-14 16:56:07,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-14 16:56:07,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2020-10-14 16:56:07,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-14 16:56:07,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2020-10-14 16:56:07,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2020-10-14 16:56:07,012 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-14 16:56:07,012 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-14 16:56:07,013 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 16:56:07,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 16:56:07,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 16:56:07,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-14 16:56:07,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 16:56:07,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-14 16:56:07,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-14 16:56:07,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-14 16:56:07,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-14 16:56:08,242 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-14 16:56:24,446 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 16:56:24,446 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-14 16:56:24,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 04:56:24 BoogieIcfgContainer [2020-10-14 16:56:24,459 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 16:56:24,460 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 16:56:24,460 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 16:56:24,463 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 16:56:24,464 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 04:56:01" (1/3) ... [2020-10-14 16:56:24,464 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@569c675d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 04:56:24, skipping insertion in model container [2020-10-14 16:56:24,465 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 04:56:06" (2/3) ... [2020-10-14 16:56:24,465 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@569c675d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 04:56:24, skipping insertion in model container [2020-10-14 16:56:24,465 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 04:56:24" (3/3) ... [2020-10-14 16:56:24,467 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i [2020-10-14 16:56:24,477 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 16:56:24,486 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 16:56:24,497 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 16:56:24,524 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 16:56:24,524 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 16:56:24,524 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 16:56:24,524 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 16:56:24,524 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 16:56:24,524 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 16:56:24,524 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 16:56:24,525 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 16:56:24,584 INFO L276 IsEmpty]: Start isEmpty. Operand 2717 states. [2020-10-14 16:56:24,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2020-10-14 16:56:24,604 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 16:56:24,605 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 16:56:24,606 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 16:56:24,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 16:56:24,610 INFO L82 PathProgramCache]: Analyzing trace with hash 1488289896, now seen corresponding path program 1 times [2020-10-14 16:56:24,616 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 16:56:24,617 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1998325065] [2020-10-14 16:56:24,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 16:56:25,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:25,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:25,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:26,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:27,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:27,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:27,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:28,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:31,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:31,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 323 [2020-10-14 16:56:31,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 16:56:31,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6081 [2020-10-14 16:56:31,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:31,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:31,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:31,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 159 [2020-10-14 16:56:31,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:31,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-10-14 16:56:34,295 WARN L193 SmtUtils]: Spent 2.51 s on a formula simplification that was a NOOP. DAG size: 790 [2020-10-14 16:56:34,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 16:56:34,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:34,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:34,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:34,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:56:34,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:56:34,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 670 [2020-10-14 16:56:34,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:34,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:34,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:34,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:56:34,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:34,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:56:35,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 16:56:35,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:35,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:35,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:35,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:35,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 16:56:35,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 16:56:35,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-14 16:56:35,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:35,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:35,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:35,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:56:35,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:35,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:56:35,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:56:35,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:35,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:35,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:35,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:56:35,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:56:35,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-14 16:56:35,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:35,352 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:35,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:35,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:56:35,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:35,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:56:35,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 16:56:35,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:35,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:35,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:35,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:35,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:56:35,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 16:56:35,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 16:56:35,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:35,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:35,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:35,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:56:35,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:35,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:56:35,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 16:56:35,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:35,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:35,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:35,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:35,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 16:56:35,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 16:56:35,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-14 16:56:35,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:35,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:35,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:35,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 16:56:35,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:35,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:56:35,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:56:35,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:35,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:35,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:35,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:56:35,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:56:35,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-14 16:56:35,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:35,547 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:35,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:35,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:56:35,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:35,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:56:35,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 16:56:35,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:35,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:35,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:35,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:56:35,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:56:35,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-14 16:56:35,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:35,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:35,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:35,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-14 16:56:35,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:35,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:56:35,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 16:56:35,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:35,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:35,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:35,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:35,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 16:56:35,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 16:56:35,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-14 16:56:35,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:35,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:35,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:35,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 16:56:35,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:35,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:56:35,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:56:35,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:35,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:35,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:35,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:56:35,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:56:35,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 16:56:35,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:35,694 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:35,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:35,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:56:35,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:35,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:56:35,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 16:56:35,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:35,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:35,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:35,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:56:35,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:56:35,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-14 16:56:35,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:35,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:35,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:35,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-14 16:56:35,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:35,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:56:35,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-14 16:56:35,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:35,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:35,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:35,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:35,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 16:56:35,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 16:56:35,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-14 16:56:35,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:35,790 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:35,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:35,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:56:35,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:35,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:56:35,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:56:35,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:35,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:35,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:35,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:56:35,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:56:35,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 16:56:35,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:35,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:35,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:35,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:56:35,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:35,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:56:35,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 16:56:35,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:35,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:35,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:35,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:35,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:56:35,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 16:56:35,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 16:56:35,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:35,854 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:35,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:35,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-14 16:56:35,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:35,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:56:35,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-14 16:56:35,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:35,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:35,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:35,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:35,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 16:56:35,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 16:56:35,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-14 16:56:35,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:35,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:35,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:35,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 16:56:35,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:35,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:56:35,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:56:35,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:35,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:35,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:35,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:56:35,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:56:35,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 16:56:35,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:35,944 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:35,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:35,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:56:35,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:35,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:56:35,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 16:56:35,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:35,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:35,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:35,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:56:35,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:56:35,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 16:56:35,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:35,972 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:35,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:35,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-14 16:56:35,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:35,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:56:35,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-14 16:56:35,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:35,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:36,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:36,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:36,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 16:56:36,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 16:56:36,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-14 16:56:36,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:36,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:36,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:36,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:56:36,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:36,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:56:36,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:56:36,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:36,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:36,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:36,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:56:36,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:56:36,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 16:56:36,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:36,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:36,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:36,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:56:36,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:36,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:56:36,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 16:56:36,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:36,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:36,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:36,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:36,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:56:36,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 16:56:36,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 16:56:36,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:36,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:36,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:36,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:56:36,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:36,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:56:36,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-14 16:56:36,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:36,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:36,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:36,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 16:56:36,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:56:36,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-14 16:56:36,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:36,163 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:36,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:36,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 16:56:36,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:36,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:56:36,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:56:36,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:36,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:36,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:36,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:56:36,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:56:36,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 16:56:36,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:36,207 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:36,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:36,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:56:36,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:36,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 16:56:36,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 16:56:36,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:36,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:36,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:36,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:56:36,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:56:36,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 16:56:36,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:36,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:36,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:36,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-14 16:56:36,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:36,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:56:36,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-14 16:56:36,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:36,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:36,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:36,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:36,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 16:56:36,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 16:56:36,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-14 16:56:36,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:36,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:36,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:36,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-14 16:56:36,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:36,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:56:36,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:56:36,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:36,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:36,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:36,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:56:36,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:56:36,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 16:56:36,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:36,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:36,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:36,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:56:36,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:36,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:56:36,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 16:56:36,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:36,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:36,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:36,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:56:36,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:56:36,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-14 16:56:36,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:36,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:36,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:36,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-14 16:56:36,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:36,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:56:36,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-14 16:56:36,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:36,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:36,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:36,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 16:56:36,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:56:36,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 16:56:36,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:36,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:36,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:36,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-14 16:56:36,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:36,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:56:36,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-14 16:56:36,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:36,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:36,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:36,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:36,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 16:56:36,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 16:56:36,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 124 [2020-10-14 16:56:36,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:36,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:36,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:36,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-14 16:56:36,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:36,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:56:36,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:56:36,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:36,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:36,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:36,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:56:36,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:56:36,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-14 16:56:36,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:36,599 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:36,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:36,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:56:36,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:36,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:56:36,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-14 16:56:36,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:36,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:36,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:36,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:36,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 16:56:36,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 16:56:36,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 124 [2020-10-14 16:56:36,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:36,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:36,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:36,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-14 16:56:36,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:36,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:56:36,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:56:36,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:36,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:36,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:36,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:56:36,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:56:36,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 16:56:36,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:36,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:36,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:36,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:56:36,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:36,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:56:36,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-14 16:56:36,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:36,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:36,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:36,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:36,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 16:56:36,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 16:56:36,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-10-14 16:56:36,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:36,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:36,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:36,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-14 16:56:36,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:36,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:56:36,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:56:36,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:36,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:36,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:36,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:56:36,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:56:36,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 16:56:36,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:36,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:36,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:36,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:56:36,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:36,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:56:36,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-14 16:56:36,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:36,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:36,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:37,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:37,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 16:56:37,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 16:56:37,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 133 [2020-10-14 16:56:37,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:37,076 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:37,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:37,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-14 16:56:37,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:37,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:56:37,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:56:37,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:37,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:37,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:37,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:56:37,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:56:37,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-14 16:56:37,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:37,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:37,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:37,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:56:37,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:37,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:56:37,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-14 16:56:37,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:37,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:37,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:37,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:37,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 16:56:37,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 16:56:37,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 106 [2020-10-14 16:56:37,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:37,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:37,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:37,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-14 16:56:37,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:37,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:56:37,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:56:37,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:37,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:37,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:37,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:56:37,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:56:37,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 16:56:37,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:37,286 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:37,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:37,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:56:37,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:37,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:56:37,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-14 16:56:37,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:37,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:37,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:37,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:37,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 16:56:37,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 16:56:37,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-10-14 16:56:37,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:37,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:37,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:37,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-14 16:56:37,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:37,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:56:37,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:56:37,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:37,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:37,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:37,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:56:37,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:56:37,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 16:56:37,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:37,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:37,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:37,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:56:37,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:37,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:56:37,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2020-10-14 16:56:37,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:37,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:37,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:37,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:37,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 16:56:37,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 16:56:37,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 135 [2020-10-14 16:56:37,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:37,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:37,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:37,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-14 16:56:37,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:37,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:56:37,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:56:37,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:56:37,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:56:37,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:56:37,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:56:37,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:56:37,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-14 16:56:37,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:56:37,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:56:37,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:56:37,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:56:37,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:56:37,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:56:37,865 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 46 proven. 23 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2020-10-14 16:56:37,866 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1998325065] [2020-10-14 16:56:37,868 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 16:56:37,868 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-14 16:56:37,869 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489196010] [2020-10-14 16:56:37,877 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 16:56:37,877 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 16:56:37,891 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 16:56:37,892 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-14 16:56:37,894 INFO L87 Difference]: Start difference. First operand 2717 states. Second operand 6 states. [2020-10-14 16:56:40,641 WARN L193 SmtUtils]: Spent 2.70 s on a formula simplification that was a NOOP. DAG size: 799 [2020-10-14 16:57:56,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 16:57:56,931 INFO L93 Difference]: Finished difference Result 6031 states and 8656 transitions. [2020-10-14 16:57:56,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-14 16:57:56,934 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 231 [2020-10-14 16:57:56,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 16:57:56,985 INFO L225 Difference]: With dead ends: 6031 [2020-10-14 16:57:56,985 INFO L226 Difference]: Without dead ends: 3371 [2020-10-14 16:57:57,008 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-14 16:57:57,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3371 states. [2020-10-14 16:57:57,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3371 to 2589. [2020-10-14 16:57:57,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2589 states. [2020-10-14 16:57:57,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2589 states to 2589 states and 3508 transitions. [2020-10-14 16:57:57,855 INFO L78 Accepts]: Start accepts. Automaton has 2589 states and 3508 transitions. Word has length 231 [2020-10-14 16:57:57,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 16:57:57,855 INFO L479 AbstractCegarLoop]: Abstraction has 2589 states and 3508 transitions. [2020-10-14 16:57:57,856 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 16:57:57,856 INFO L276 IsEmpty]: Start isEmpty. Operand 2589 states and 3508 transitions. [2020-10-14 16:57:57,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2020-10-14 16:57:57,863 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 16:57:57,863 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 16:57:57,864 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 16:57:57,864 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 16:57:57,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 16:57:57,864 INFO L82 PathProgramCache]: Analyzing trace with hash 792886872, now seen corresponding path program 1 times [2020-10-14 16:57:57,865 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 16:57:57,865 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [823903973] [2020-10-14 16:57:57,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 16:57:58,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:57:58,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:57:58,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:57:59,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:57:59,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:03,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:03,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 323 [2020-10-14 16:58:03,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 16:58:03,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5579 [2020-10-14 16:58:03,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:03,710 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:03,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 16:58:03,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 297 [2020-10-14 16:58:03,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 16:58:03,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:58:06,477 WARN L193 SmtUtils]: Spent 2.59 s on a formula simplification that was a NOOP. DAG size: 790 [2020-10-14 16:58:06,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 16:58:06,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:06,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:06,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:06,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:58:06,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:06,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 445 [2020-10-14 16:58:06,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:06,950 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:06,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:06,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:06,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:06,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:58:07,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 16:58:07,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:07,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:07,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:07,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 16:58:07,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:07,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-14 16:58:07,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:07,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:07,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:07,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:07,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:07,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:58:07,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:58:07,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:07,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:07,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:07,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:58:07,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:07,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 16:58:07,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:07,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:07,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:07,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:07,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:07,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:58:07,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 16:58:07,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:07,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:07,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:07,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:58:07,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:07,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 16:58:07,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:07,158 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:07,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:07,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:07,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:07,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:58:07,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 16:58:07,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:07,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:07,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:07,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 16:58:07,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:07,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-14 16:58:07,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:07,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:07,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:07,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:07,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:07,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:58:07,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:58:07,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:07,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:07,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:07,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:58:07,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:07,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 16:58:07,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:07,215 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:07,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:07,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:07,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:07,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:58:07,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 16:58:07,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:07,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:07,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:07,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:58:07,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:07,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 16:58:07,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:07,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:07,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:07,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:07,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:07,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:58:07,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 16:58:07,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:07,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:07,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:07,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 16:58:07,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:07,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-14 16:58:07,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:07,271 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:07,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:07,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:07,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:07,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:58:07,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:58:07,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:07,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:07,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:07,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:58:07,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:07,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 16:58:07,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:07,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:07,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:07,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:07,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:07,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:58:07,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 16:58:07,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:07,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:07,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:07,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:58:07,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:07,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 16:58:07,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:07,316 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:07,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:07,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:07,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:07,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:58:07,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-14 16:58:07,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:07,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:07,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:07,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 16:58:07,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:07,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-14 16:58:07,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:07,346 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:07,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:07,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:07,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:07,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:58:07,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:58:07,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:07,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:07,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:07,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:58:07,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:07,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 16:58:07,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:07,385 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:07,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:07,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:07,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:07,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:58:07,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 16:58:07,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:07,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:07,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:07,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:58:07,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:07,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-14 16:58:07,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:07,425 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:07,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:07,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:07,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:07,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:58:07,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-14 16:58:07,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:07,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:07,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:07,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 16:58:07,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:07,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 16:58:07,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:07,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:07,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:07,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:07,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:07,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:58:07,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:58:07,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:07,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:07,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:07,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:58:07,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:07,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 16:58:07,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:07,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:07,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:07,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:07,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:07,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:58:07,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 16:58:07,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:07,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:07,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:07,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:58:07,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:07,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 16:58:07,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:07,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:07,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:07,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:07,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:07,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:58:07,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-14 16:58:07,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:07,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:07,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:07,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 16:58:07,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:07,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 16:58:07,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:07,550 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:07,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:07,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:07,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:07,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:58:07,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:58:07,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:07,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:07,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:07,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:58:07,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:07,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 16:58:07,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:07,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:07,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:07,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:07,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:07,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:58:07,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 16:58:07,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:07,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:07,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:07,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:58:07,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:07,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 16:58:07,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:07,601 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:07,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:07,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:07,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:07,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:58:07,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-14 16:58:07,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:07,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:07,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:07,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 16:58:07,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:07,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-14 16:58:07,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:07,639 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:07,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:07,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:07,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:07,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:58:07,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:58:07,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:07,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:07,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:07,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:58:07,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:07,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 16:58:07,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:07,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:07,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:07,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:07,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:07,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:58:07,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 16:58:07,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:07,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:07,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:07,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:58:07,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:07,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 16:58:07,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:07,682 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:07,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:07,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:07,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:07,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:58:07,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-14 16:58:07,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:07,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:07,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:07,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-14 16:58:07,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:07,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-14 16:58:07,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:07,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:07,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:07,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:07,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:07,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:58:07,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:58:07,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:07,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:07,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:07,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 16:58:07,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:07,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 16:58:07,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:07,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:07,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:07,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:07,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:07,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:58:07,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 16:58:07,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:07,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:07,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:07,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:58:07,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:07,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 16:58:07,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:07,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:07,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:07,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:07,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:07,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:58:07,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-14 16:58:07,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:07,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:07,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:07,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 16:58:07,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:07,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-14 16:58:07,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:07,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:07,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:07,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:07,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:07,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:58:07,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-14 16:58:07,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:07,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:07,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:07,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:07,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 16:58:07,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 16:58:07,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-14 16:58:07,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:07,882 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:07,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:07,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:07,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:07,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:58:07,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:58:07,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:07,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:07,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:07,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:58:07,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:07,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 16:58:07,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:07,907 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:07,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:07,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:07,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:07,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:58:07,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-14 16:58:07,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:07,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:07,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:08,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:08,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 16:58:08,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 16:58:08,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-14 16:58:08,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:08,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:08,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:08,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:08,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:08,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:58:08,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:58:08,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:08,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:08,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:08,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:58:08,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:08,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 16:58:08,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:08,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:08,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:08,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:08,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:08,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:58:08,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-14 16:58:08,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:08,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:08,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:08,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:08,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 16:58:08,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 16:58:08,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-14 16:58:08,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:08,117 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:08,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:08,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:08,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:08,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:58:08,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:58:08,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:08,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:08,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:08,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:58:08,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:08,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 16:58:08,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:08,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:08,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:08,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:08,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:08,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:58:08,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-14 16:58:08,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:08,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:08,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:08,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:08,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 16:58:08,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 16:58:08,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-14 16:58:08,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:08,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:08,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:08,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:08,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:08,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:58:08,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:58:08,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:08,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:08,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:08,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:58:08,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:08,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 16:58:08,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:08,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:08,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:08,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:08,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:08,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:58:08,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-14 16:58:08,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:08,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:08,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:08,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:08,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 16:58:08,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 16:58:08,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-14 16:58:08,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:08,317 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:08,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:08,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:08,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:08,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:58:08,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:58:08,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:08,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:08,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:08,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:58:08,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:08,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 16:58:08,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:08,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:08,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:08,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:08,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:08,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:58:08,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-14 16:58:08,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:08,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:08,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:08,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:08,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 16:58:08,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 16:58:08,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-14 16:58:08,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:08,439 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:08,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:08,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:08,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:08,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:58:08,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:58:08,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:08,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:08,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:08,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:58:08,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:08,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-14 16:58:08,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:08,479 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:08,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:08,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:08,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:08,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:58:08,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2020-10-14 16:58:08,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:08,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:08,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:08,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:08,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 16:58:08,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 16:58:08,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-14 16:58:08,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:08,547 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:08,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:08,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:08,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:08,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 16:58:08,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 16:58:08,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 16:58:08,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 16:58:08,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 16:58:08,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 16:58:08,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 16:58:08,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 16:58:08,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 16:58:08,571 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 16:58:08,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 16:58:08,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 16:58:08,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 16:58:08,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 16:58:08,700 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2020-10-14 16:58:08,702 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [823903973] [2020-10-14 16:58:08,702 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 16:58:08,702 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 16:58:08,702 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657906933] [2020-10-14 16:58:08,706 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 16:58:08,706 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 16:58:08,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 16:58:08,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-14 16:58:08,706 INFO L87 Difference]: Start difference. First operand 2589 states and 3508 transitions. Second operand 7 states. [2020-10-14 16:58:11,243 WARN L193 SmtUtils]: Spent 2.50 s on a formula simplification that was a NOOP. DAG size: 799 [2020-10-14 16:58:15,630 WARN L193 SmtUtils]: Spent 2.51 s on a formula simplification that was a NOOP. DAG size: 801 [2020-10-14 16:58:18,244 WARN L193 SmtUtils]: Spent 2.50 s on a formula simplification that was a NOOP. DAG size: 792