/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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 language data_model -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 18:20:15,737 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 18:20:15,741 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 18:20:15,800 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 18:20:15,801 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 18:20:15,807 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 18:20:15,809 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 18:20:15,814 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 18:20:15,817 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 18:20:15,823 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 18:20:15,824 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 18:20:15,826 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 18:20:15,826 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 18:20:15,829 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 18:20:15,831 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 18:20:15,833 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 18:20:15,834 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 18:20:15,837 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 18:20:15,841 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 18:20:15,847 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 18:20:15,849 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 18:20:15,851 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 18:20:15,852 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 18:20:15,853 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 18:20:15,855 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 18:20:15,856 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 18:20:15,856 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 18:20:15,857 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 18:20:15,858 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 18:20:15,859 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 18:20:15,859 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 18:20:15,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 18:20:15,860 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 18:20:15,861 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 18:20:15,862 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 18:20:15,863 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 18:20:15,871 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 18:20:15,871 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 18:20:15,872 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 18:20:15,873 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 18:20:15,874 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 18:20:15,875 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 [2020-10-29 18:20:15,919 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 18:20:15,919 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 18:20:15,923 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 18:20:15,924 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 18:20:15,924 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 18:20:15,924 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 18:20:15,924 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 18:20:15,924 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 18:20:15,925 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 18:20:15,925 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 18:20:15,926 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 18:20:15,926 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 18:20:15,927 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 18:20:15,927 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 18:20:15,927 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 18:20:15,927 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 18:20:15,928 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 18:20:15,928 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 18:20:15,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 18:20:15,928 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 18:20:15,928 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 18:20:15,929 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 18:20:15,929 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 18:20:15,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 18:20:15,929 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 18:20:15,929 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 18:20:15,930 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-29 18:20:15,930 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 18:20:16,356 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 18:20:16,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 18:20:16,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 18:20:16,411 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 18:20:16,413 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 18:20:16,414 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.ko-entry_point.cil.out.i [2020-10-29 18:20:16,493 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/354e8740a/96a31ca911aa42cfa93a48283e94c73b/FLAG600813e41 [2020-10-29 18:20:17,664 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 18:20:17,667 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.ko-entry_point.cil.out.i [2020-10-29 18:20:17,728 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/354e8740a/96a31ca911aa42cfa93a48283e94c73b/FLAG600813e41 [2020-10-29 18:20:18,065 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/354e8740a/96a31ca911aa42cfa93a48283e94c73b [2020-10-29 18:20:18,067 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 18:20:18,074 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 18:20:18,076 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 18:20:18,076 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 18:20:18,080 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 18:20:18,081 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 06:20:18" (1/1) ... [2020-10-29 18:20:18,085 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b45b83b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:20:18, skipping insertion in model container [2020-10-29 18:20:18,085 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 06:20:18" (1/1) ... [2020-10-29 18:20:18,093 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 18:20:18,229 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 18:20:20,121 WARN L612 FunctionHandler]: implicit declaration of function ldv_xmalloc [2020-10-29 18:20:20,141 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 18:20:20,168 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 18:20:20,516 WARN L612 FunctionHandler]: implicit declaration of function ldv_xmalloc [2020-10-29 18:20:20,518 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 18:20:20,736 INFO L208 MainTranslator]: Completed translation [2020-10-29 18:20:20,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:20:20 WrapperNode [2020-10-29 18:20:20,738 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 18:20:20,739 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 18:20:20,739 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 18:20:20,739 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 18:20:20,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:20:20" (1/1) ... [2020-10-29 18:20:20,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:20:20" (1/1) ... [2020-10-29 18:20:20,852 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:20:20" (1/1) ... [2020-10-29 18:20:20,853 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:20:20" (1/1) ... [2020-10-29 18:20:20,979 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:20:20" (1/1) ... [2020-10-29 18:20:20,996 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:20:20" (1/1) ... [2020-10-29 18:20:21,020 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:20:20" (1/1) ... [2020-10-29 18:20:21,053 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 18:20:21,084 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 18:20:21,084 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 18:20:21,085 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 18:20:21,086 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:20:20" (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 [2020-10-29 18:20:21,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 18:20:21,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 18:20:21,167 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 18:20:21,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2020-10-29 18:20:21,167 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-29 18:20:21,167 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2020-10-29 18:20:21,167 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-10-29 18:20:21,168 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2020-10-29 18:20:21,168 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2020-10-29 18:20:21,168 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64_rem [2020-10-29 18:20:21,168 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64 [2020-10-29 18:20:21,168 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-29 18:20:21,168 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-29 18:20:21,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_ktime [2020-10-29 18:20:21,169 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2020-10-29 18:20:21,169 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2020-10-29 18:20:21,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-29 18:20:21,169 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-29 18:20:21,169 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-29 18:20:21,169 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2020-10-29 18:20:21,170 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-29 18:20:21,170 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2020-10-29 18:20:21,170 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_hwtstamps [2020-10-29 18:20:21,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2020-10-29 18:20:21,170 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2020-10-29 18:20:21,170 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2020-10-29 18:20:21,170 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_mac_header [2020-10-29 18:20:21,171 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-29 18:20:21,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-29 18:20:21,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-29 18:20:21,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-29 18:20:21,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-29 18:20:21,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-29 18:20:21,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-29 18:20:21,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-29 18:20:21,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-29 18:20:21,172 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_hdr [2020-10-29 18:20:21,172 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read [2020-10-29 18:20:21,172 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write [2020-10-29 18:20:21,172 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_gpio_defaults [2020-10-29 18:20:21,172 INFO L138 BoogieDeclarations]: Found implementation of procedure broadcast_write [2020-10-29 18:20:21,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ext_read [2020-10-29 18:20:21,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ext_write [2020-10-29 18:20:21,173 INFO L138 BoogieDeclarations]: Found implementation of procedure tdr_write [2020-10-29 18:20:21,173 INFO L138 BoogieDeclarations]: Found implementation of procedure phy2rxts [2020-10-29 18:20:21,173 INFO L138 BoogieDeclarations]: Found implementation of procedure phy2txts [2020-10-29 18:20:21,173 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_output [2020-10-29 18:20:21,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ptp_dp83640_adjfreq [2020-10-29 18:20:21,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ptp_dp83640_adjtime [2020-10-29 18:20:21,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ptp_dp83640_gettime [2020-10-29 18:20:21,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ptp_dp83640_settime [2020-10-29 18:20:21,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ptp_dp83640_enable [2020-10-29 18:20:21,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ptp_dp83640_verify [2020-10-29 18:20:21,174 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_status_frames [2020-10-29 18:20:21,174 INFO L138 BoogieDeclarations]: Found implementation of procedure is_status_frame [2020-10-29 18:20:21,175 INFO L138 BoogieDeclarations]: Found implementation of procedure expired [2020-10-29 18:20:21,175 INFO L138 BoogieDeclarations]: Found implementation of procedure prune_rx_ts [2020-10-29 18:20:21,175 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_broadcast [2020-10-29 18:20:21,175 INFO L138 BoogieDeclarations]: Found implementation of procedure recalibrate [2020-10-29 18:20:21,175 INFO L138 BoogieDeclarations]: Found implementation of procedure exts_chan_to_edata [2020-10-29 18:20:21,175 INFO L138 BoogieDeclarations]: Found implementation of procedure decode_evnt [2020-10-29 18:20:21,175 INFO L138 BoogieDeclarations]: Found implementation of procedure decode_rxts [2020-10-29 18:20:21,176 INFO L138 BoogieDeclarations]: Found implementation of procedure decode_txts [2020-10-29 18:20:21,176 INFO L138 BoogieDeclarations]: Found implementation of procedure decode_status_frame [2020-10-29 18:20:21,176 INFO L138 BoogieDeclarations]: Found implementation of procedure is_sync [2020-10-29 18:20:21,176 INFO L138 BoogieDeclarations]: Found implementation of procedure match [2020-10-29 18:20:21,176 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_free_clocks [2020-10-29 18:20:21,176 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_clock_init [2020-10-29 18:20:21,176 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_this_phy [2020-10-29 18:20:21,177 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_clock_get [2020-10-29 18:20:21,177 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_clock_get_bus [2020-10-29 18:20:21,177 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_clock_put [2020-10-29 18:20:21,177 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_probe [2020-10-29 18:20:21,177 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_remove [2020-10-29 18:20:21,177 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_config_init [2020-10-29 18:20:21,178 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_ack_interrupt [2020-10-29 18:20:21,178 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_config_intr [2020-10-29 18:20:21,178 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_hwtstamp [2020-10-29 18:20:21,178 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_timestamp_work [2020-10-29 18:20:21,178 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_rxtstamp [2020-10-29 18:20:21,178 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_txtstamp [2020-10-29 18:20:21,178 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_ts_info [2020-10-29 18:20:21,179 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_init [2020-10-29 18:20:21,179 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_exit [2020-10-29 18:20:21,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_phy_driver_1 [2020-10-29 18:20:21,179 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 18:20:21,179 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-29 18:20:21,179 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-29 18:20:21,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2020-10-29 18:20:21,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2020-10-29 18:20:21,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2020-10-29 18:20:21,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2020-10-29 18:20:21,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2020-10-29 18:20:21,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_dequeue_12 [2020-10-29 18:20:21,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_13 [2020-10-29 18:20:21,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_dequeue_14 [2020-10-29 18:20:21,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_dequeue_15 [2020-10-29 18:20:21,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_ni_16 [2020-10-29 18:20:21,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_dequeue_17 [2020-10-29 18:20:21,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_18 [2020-10-29 18:20:21,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2020-10-29 18:20:21,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2020-10-29 18:20:21,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2020-10-29 18:20:21,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2020-10-29 18:20:21,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2020-10-29 18:20:21,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-29 18:20:21,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-29 18:20:21,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-29 18:20:21,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-29 18:20:21,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2020-10-29 18:20:21,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-29 18:20:21,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2020-10-29 18:20:21,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2020-10-29 18:20:21,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2020-10-29 18:20:21,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2020-10-29 18:20:21,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2020-10-29 18:20:21,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-29 18:20:21,183 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2020-10-29 18:20:21,183 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2020-10-29 18:20:21,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2020-10-29 18:20:21,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2020-10-29 18:20:21,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-10-29 18:20:21,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2020-10-29 18:20:21,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-29 18:20:21,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-29 18:20:21,184 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2020-10-29 18:20:21,184 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-29 18:20:21,185 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-29 18:20:21,185 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-29 18:20:21,185 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2020-10-29 18:20:21,185 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_mc_add [2020-10-29 18:20:21,185 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_mc_del [2020-10-29 18:20:21,185 INFO L138 BoogieDeclarations]: Found implementation of procedure genphy_config_aneg [2020-10-29 18:20:21,185 INFO L138 BoogieDeclarations]: Found implementation of procedure genphy_read_status [2020-10-29 18:20:21,186 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device [2020-10-29 18:20:21,186 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2020-10-29 18:20:21,186 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2020-10-29 18:20:21,186 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_read [2020-10-29 18:20:21,186 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_write [2020-10-29 18:20:21,186 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-10-29 18:20:21,186 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_destroy [2020-10-29 18:20:21,187 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2020-10-29 18:20:21,187 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-29 18:20:21,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_timespec [2020-10-29 18:20:21,187 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_driver_register [2020-10-29 18:20:21,187 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_driver_unregister [2020-10-29 18:20:21,187 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-29 18:20:21,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ptp_clock_event [2020-10-29 18:20:21,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ptp_clock_index [2020-10-29 18:20:21,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ptp_clock_register [2020-10-29 18:20:21,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ptp_clock_unregister [2020-10-29 18:20:21,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ptp_find_pin [2020-10-29 18:20:21,188 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2020-10-29 18:20:21,188 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2020-10-29 18:20:21,188 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_complete_tx_timestamp [2020-10-29 18:20:21,189 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2020-10-29 18:20:21,189 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-29 18:20:21,189 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-29 18:20:21,189 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-29 18:20:21,189 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 18:20:21,189 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 18:20:21,189 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-29 18:20:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-29 18:20:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 18:20:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 18:20:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-29 18:20:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2020-10-29 18:20:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-29 18:20:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2020-10-29 18:20:21,190 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-10-29 18:20:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-10-29 18:20:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-10-29 18:20:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-29 18:20:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-29 18:20:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-29 18:20:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 18:20:21,191 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-10-29 18:20:21,192 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2020-10-29 18:20:21,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 18:20:21,192 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-10-29 18:20:21,192 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2020-10-29 18:20:21,192 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2020-10-29 18:20:21,192 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2020-10-29 18:20:21,192 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2020-10-29 18:20:21,192 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-29 18:20:21,192 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2020-10-29 18:20:21,193 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64_rem [2020-10-29 18:20:21,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 18:20:21,193 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64 [2020-10-29 18:20:21,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 18:20:21,193 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-29 18:20:21,193 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-29 18:20:21,193 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2020-10-29 18:20:21,194 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-29 18:20:21,194 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-29 18:20:21,194 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-29 18:20:21,194 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-29 18:20:21,194 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-29 18:20:21,194 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_destroy [2020-10-29 18:20:21,194 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-29 18:20:21,194 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2020-10-29 18:20:21,195 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-29 18:20:21,195 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_timespec [2020-10-29 18:20:21,195 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_ktime [2020-10-29 18:20:21,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 18:20:21,195 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2020-10-29 18:20:21,195 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2020-10-29 18:20:21,195 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2020-10-29 18:20:21,195 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2020-10-29 18:20:21,196 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2020-10-29 18:20:21,196 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-29 18:20:21,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-29 18:20:21,196 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-29 18:20:21,196 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-29 18:20:21,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-29 18:20:21,196 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-29 18:20:21,196 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2020-10-29 18:20:21,197 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-29 18:20:21,197 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2020-10-29 18:20:21,197 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2020-10-29 18:20:21,197 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2020-10-29 18:20:21,197 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-29 18:20:21,197 INFO L130 BoogieDeclarations]: Found specification of procedure get_device [2020-10-29 18:20:21,197 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2020-10-29 18:20:21,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2020-10-29 18:20:21,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2020-10-29 18:20:21,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2020-10-29 18:20:21,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2020-10-29 18:20:21,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_13 [2020-10-29 18:20:21,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_18 [2020-10-29 18:20:21,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2020-10-29 18:20:21,198 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2020-10-29 18:20:21,198 INFO L130 BoogieDeclarations]: Found specification of procedure skb_hwtstamps [2020-10-29 18:20:21,199 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2020-10-29 18:20:21,199 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2020-10-29 18:20:21,199 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2020-10-29 18:20:21,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_dequeue_12 [2020-10-29 18:20:21,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_dequeue_14 [2020-10-29 18:20:21,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_dequeue_15 [2020-10-29 18:20:21,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_dequeue_17 [2020-10-29 18:20:21,199 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2020-10-29 18:20:21,200 INFO L130 BoogieDeclarations]: Found specification of procedure skb_mac_header [2020-10-29 18:20:21,200 INFO L130 BoogieDeclarations]: Found specification of procedure skb_complete_tx_timestamp [2020-10-29 18:20:21,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2020-10-29 18:20:21,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2020-10-29 18:20:21,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2020-10-29 18:20:21,200 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 18:20:21,200 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-29 18:20:21,200 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 18:20:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-29 18:20:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-29 18:20:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 18:20:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-29 18:20:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-29 18:20:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-29 18:20:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-29 18:20:21,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-29 18:20:21,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-29 18:20:21,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_phy_driver_1 [2020-10-29 18:20:21,202 INFO L130 BoogieDeclarations]: Found specification of procedure eth_hdr [2020-10-29 18:20:21,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_ni_16 [2020-10-29 18:20:21,202 INFO L130 BoogieDeclarations]: Found specification of procedure dev_mc_add [2020-10-29 18:20:21,202 INFO L130 BoogieDeclarations]: Found specification of procedure dev_mc_del [2020-10-29 18:20:21,202 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_read [2020-10-29 18:20:21,202 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_write [2020-10-29 18:20:21,203 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read [2020-10-29 18:20:21,203 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write [2020-10-29 18:20:21,203 INFO L130 BoogieDeclarations]: Found specification of procedure genphy_config_aneg [2020-10-29 18:20:21,203 INFO L130 BoogieDeclarations]: Found specification of procedure genphy_read_status [2020-10-29 18:20:21,203 INFO L130 BoogieDeclarations]: Found specification of procedure phy_driver_unregister [2020-10-29 18:20:21,203 INFO L130 BoogieDeclarations]: Found specification of procedure phy_driver_register [2020-10-29 18:20:21,203 INFO L130 BoogieDeclarations]: Found specification of procedure ptp_clock_register [2020-10-29 18:20:21,203 INFO L130 BoogieDeclarations]: Found specification of procedure ptp_clock_unregister [2020-10-29 18:20:21,204 INFO L130 BoogieDeclarations]: Found specification of procedure ptp_clock_event [2020-10-29 18:20:21,204 INFO L130 BoogieDeclarations]: Found specification of procedure ptp_clock_index [2020-10-29 18:20:21,204 INFO L130 BoogieDeclarations]: Found specification of procedure ptp_find_pin [2020-10-29 18:20:21,204 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_gpio_defaults [2020-10-29 18:20:21,204 INFO L130 BoogieDeclarations]: Found specification of procedure rx_timestamp_work [2020-10-29 18:20:21,204 INFO L130 BoogieDeclarations]: Found specification of procedure broadcast_write [2020-10-29 18:20:21,204 INFO L130 BoogieDeclarations]: Found specification of procedure ext_read [2020-10-29 18:20:21,204 INFO L130 BoogieDeclarations]: Found specification of procedure ext_write [2020-10-29 18:20:21,205 INFO L130 BoogieDeclarations]: Found specification of procedure tdr_write [2020-10-29 18:20:21,205 INFO L130 BoogieDeclarations]: Found specification of procedure phy2rxts [2020-10-29 18:20:21,205 INFO L130 BoogieDeclarations]: Found specification of procedure phy2txts [2020-10-29 18:20:21,205 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_output [2020-10-29 18:20:21,205 INFO L130 BoogieDeclarations]: Found specification of procedure ptp_dp83640_adjfreq [2020-10-29 18:20:21,205 INFO L130 BoogieDeclarations]: Found specification of procedure ptp_dp83640_adjtime [2020-10-29 18:20:21,205 INFO L130 BoogieDeclarations]: Found specification of procedure ptp_dp83640_gettime [2020-10-29 18:20:21,205 INFO L130 BoogieDeclarations]: Found specification of procedure ptp_dp83640_settime [2020-10-29 18:20:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure ptp_dp83640_enable [2020-10-29 18:20:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure ptp_dp83640_verify [2020-10-29 18:20:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure enable_status_frames [2020-10-29 18:20:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure is_status_frame [2020-10-29 18:20:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure expired [2020-10-29 18:20:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure prune_rx_ts [2020-10-29 18:20:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure enable_broadcast [2020-10-29 18:20:21,206 INFO L130 BoogieDeclarations]: Found specification of procedure recalibrate [2020-10-29 18:20:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure exts_chan_to_edata [2020-10-29 18:20:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure decode_evnt [2020-10-29 18:20:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure decode_rxts [2020-10-29 18:20:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure decode_txts [2020-10-29 18:20:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-29 18:20:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure decode_status_frame [2020-10-29 18:20:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure is_sync [2020-10-29 18:20:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure match [2020-10-29 18:20:21,207 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_free_clocks [2020-10-29 18:20:21,208 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_clock_init [2020-10-29 18:20:21,208 INFO L130 BoogieDeclarations]: Found specification of procedure choose_this_phy [2020-10-29 18:20:21,208 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_clock_get [2020-10-29 18:20:21,208 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_clock_get_bus [2020-10-29 18:20:21,208 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_clock_put [2020-10-29 18:20:21,208 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_probe [2020-10-29 18:20:21,208 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_remove [2020-10-29 18:20:21,208 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_config_init [2020-10-29 18:20:21,209 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_ack_interrupt [2020-10-29 18:20:21,209 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_config_intr [2020-10-29 18:20:21,209 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_hwtstamp [2020-10-29 18:20:21,209 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_rxtstamp [2020-10-29 18:20:21,209 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_txtstamp [2020-10-29 18:20:21,209 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_ts_info [2020-10-29 18:20:21,209 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_init [2020-10-29 18:20:21,209 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_exit [2020-10-29 18:20:21,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-29 18:20:21,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-29 18:20:21,210 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 18:20:21,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2020-10-29 18:20:21,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2020-10-29 18:20:21,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2020-10-29 18:20:21,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2020-10-29 18:20:21,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2020-10-29 18:20:21,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-29 18:20:21,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-29 18:20:21,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2020-10-29 18:20:21,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2020-10-29 18:20:21,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2020-10-29 18:20:21,211 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-29 18:20:21,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2020-10-29 18:20:21,211 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 18:20:21,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 18:20:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 18:20:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-29 18:20:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 18:20:23,406 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-29 18:20:41,318 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 18:20:41,318 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-29 18:20:41,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 06:20:41 BoogieIcfgContainer [2020-10-29 18:20:41,323 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 18:20:41,324 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 18:20:41,324 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 18:20:41,328 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 18:20:41,328 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 06:20:18" (1/3) ... [2020-10-29 18:20:41,329 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16e2348d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 06:20:41, skipping insertion in model container [2020-10-29 18:20:41,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 06:20:20" (2/3) ... [2020-10-29 18:20:41,329 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16e2348d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 06:20:41, skipping insertion in model container [2020-10-29 18:20:41,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 06:20:41" (3/3) ... [2020-10-29 18:20:41,331 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.ko-entry_point.cil.out.i [2020-10-29 18:20:41,343 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 18:20:41,349 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 18:20:41,363 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 18:20:41,395 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 18:20:41,395 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 18:20:41,395 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 18:20:41,395 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 18:20:41,395 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 18:20:41,395 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 18:20:41,395 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 18:20:41,395 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 18:20:41,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states. [2020-10-29 18:20:41,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-10-29 18:20:41,459 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 18:20:41,460 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 18:20:41,461 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 18:20:41,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 18:20:41,467 INFO L82 PathProgramCache]: Analyzing trace with hash 1209053930, now seen corresponding path program 1 times [2020-10-29 18:20:41,476 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 18:20:41,477 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2035695257] [2020-10-29 18:20:41,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 18:20:41,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:20:42,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:20:43,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:20:43,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-29 18:20:43,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:20:43,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1895 [2020-10-29 18:20:43,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:20:43,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:20:43,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 18:20:43,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 34 [2020-10-29 18:20:43,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-29 18:20:43,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 18:20:44,501 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification that was a NOOP. DAG size: 301 [2020-10-29 18:20:44,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 18:20:44,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:20:44,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:20:44,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:20:44,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:20:44,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:20:44,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 110 [2020-10-29 18:20:44,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:20:44,646 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:20:44,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:20:44,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:20:44,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:20:44,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-10-29 18:20:44,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 18:20:44,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:20:44,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:20:44,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:20:44,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:20:44,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:20:44,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-29 18:20:44,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:20:44,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:20:44,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:20:44,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:20:44,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:20:44,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:20:44,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 18:20:44,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:20:44,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:20:44,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:20:44,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:20:44,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:20:44,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 18:20:44,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:20:44,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:20:44,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:20:44,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:20:44,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:20:44,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:20:44,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 18:20:44,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:20:44,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:20:44,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:20:44,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 18:20:44,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:20:44,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 18:20:44,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:20:44,834 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:20:44,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:20:44,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:20:44,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 18:20:44,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:20:44,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 18:20:44,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:20:44,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:20:44,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:20:44,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:20:44,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:20:44,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 18:20:44,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:20:44,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:20:44,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:20:44,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:20:44,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 18:20:44,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:20:44,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 18:20:44,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:20:44,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:20:44,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:20:44,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 18:20:44,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:20:44,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 18:20:44,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:20:44,897 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:20:44,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:20:44,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:20:44,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 18:20:44,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:20:44,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:20:44,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:20:44,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:20:44,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:20:44,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:20:44,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:20:44,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 18:20:44,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:20:44,921 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:20:44,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:20:44,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:20:44,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:20:44,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:20:44,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-29 18:20:44,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:20:44,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:20:44,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:20:44,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:20:44,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:20:44,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-29 18:20:44,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:20:44,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:20:44,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 18:20:44,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:20:44,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 18:20:44,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:20:45,019 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-10-29 18:20:45,020 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2035695257] [2020-10-29 18:20:45,022 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 18:20:45,022 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 18:20:45,023 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073030487] [2020-10-29 18:20:45,028 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 18:20:45,028 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 18:20:45,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 18:20:45,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-10-29 18:20:45,044 INFO L87 Difference]: Start difference. First operand 1213 states. Second operand 9 states. [2020-10-29 18:20:45,623 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification that was a NOOP. DAG size: 304 [2020-10-29 18:20:46,740 WARN L193 SmtUtils]: Spent 491.00 ms on a formula simplification that was a NOOP. DAG size: 306 [2020-10-29 18:20:47,430 WARN L193 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 303 [2020-10-29 18:20:51,749 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 314 DAG size of output: 309 [2020-10-29 18:20:52,530 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification that was a NOOP. DAG size: 309 [2020-10-29 18:20:53,163 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification that was a NOOP. DAG size: 309 [2020-10-29 18:21:09,613 WARN L193 SmtUtils]: Spent 589.00 ms on a formula simplification that was a NOOP. DAG size: 314 [2020-10-29 18:22:33,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 18:22:33,578 INFO L93 Difference]: Finished difference Result 3755 states and 5316 transitions. [2020-10-29 18:22:33,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-29 18:22:33,584 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 57 [2020-10-29 18:22:33,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 18:22:33,636 INFO L225 Difference]: With dead ends: 3755 [2020-10-29 18:22:33,636 INFO L226 Difference]: Without dead ends: 2603 [2020-10-29 18:22:33,649 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=102, Invalid=240, Unknown=0, NotChecked=0, Total=342 [2020-10-29 18:22:33,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2603 states. [2020-10-29 18:22:34,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2603 to 2077. [2020-10-29 18:22:34,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2077 states. [2020-10-29 18:22:34,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 2077 states and 2710 transitions. [2020-10-29 18:22:34,374 INFO L78 Accepts]: Start accepts. Automaton has 2077 states and 2710 transitions. Word has length 57 [2020-10-29 18:22:34,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 18:22:34,377 INFO L481 AbstractCegarLoop]: Abstraction has 2077 states and 2710 transitions. [2020-10-29 18:22:34,378 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 18:22:34,379 INFO L276 IsEmpty]: Start isEmpty. Operand 2077 states and 2710 transitions. [2020-10-29 18:22:34,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-10-29 18:22:34,402 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 18:22:34,403 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 18:22:34,404 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 18:22:34,404 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 18:22:34,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 18:22:34,405 INFO L82 PathProgramCache]: Analyzing trace with hash -1867611925, now seen corresponding path program 1 times [2020-10-29 18:22:34,405 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 18:22:34,405 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1191673509] [2020-10-29 18:22:34,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 18:22:34,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:34,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:34,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:34,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:34,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:39,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:39,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 165 [2020-10-29 18:22:39,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 18:22:39,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5115 [2020-10-29 18:22:39,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:39,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:39,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:22:39,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 39 [2020-10-29 18:22:39,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 18:22:39,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:22:40,211 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification that was a NOOP. DAG size: 301 [2020-10-29 18:22:40,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 18:22:40,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:40,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:40,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:40,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:22:40,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:40,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-29 18:22:40,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:40,313 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:40,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:22:40,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:22:40,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:22:40,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:40,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 18:22:40,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:40,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:40,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:40,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:22:40,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:40,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 18:22:40,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:40,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:40,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:22:40,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:22:40,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:22:40,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:22:40,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 18:22:40,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:40,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:40,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:40,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:22:40,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:40,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 18:22:40,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:40,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:40,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:22:40,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:22:40,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:22:40,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:40,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 18:22:40,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:40,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:40,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:40,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 18:22:40,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:40,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 18:22:40,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:40,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:40,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:22:40,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:22:40,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:22:40,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:40,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 18:22:40,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:40,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:40,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:40,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:22:40,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:40,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 18:22:40,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:40,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:40,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:22:40,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:22:40,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:22:40,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:40,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 18:22:40,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:40,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:40,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:40,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:40,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:40,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 71 [2020-10-29 18:22:40,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 18:22:40,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 471 [2020-10-29 18:22:40,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:40,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:40,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:22:40,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-29 18:22:40,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 18:22:40,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:41,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 18:22:41,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:41,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:41,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:41,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 18:22:41,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:41,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 18:22:41,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:41,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:41,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:22:41,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:22:41,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:22:41,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:41,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:22:41,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:41,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:41,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:41,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 18:22:41,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:41,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 18:22:41,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:41,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:41,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:22:41,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:22:41,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:22:41,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:22:41,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:22:41,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:41,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:41,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:41,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:22:41,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:41,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 18:22:41,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:41,084 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:41,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:22:41,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:22:41,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:22:41,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:22:41,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 18:22:41,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:41,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:41,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:41,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 18:22:41,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:41,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-29 18:22:41,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:41,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:41,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:22:41,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:22:41,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:22:41,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:41,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:22:41,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:41,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:41,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:41,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:22:41,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:41,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 18:22:41,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:41,162 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:41,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:22:41,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:22:41,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:22:41,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:22:41,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-29 18:22:41,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:41,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:41,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:41,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 18:22:41,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:41,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-29 18:22:41,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:41,237 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:41,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:22:41,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-29 18:22:41,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 18:22:41,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:22:41,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:22:41,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:41,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:41,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:41,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 18:22:41,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:41,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-29 18:22:41,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:41,280 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:41,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:22:41,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 18:22:41,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 18:22:41,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 18:22:41,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:22:41,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:41,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:41,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:41,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 18:22:41,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:41,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 18:22:41,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:41,321 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:41,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:22:41,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 18:22:41,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 18:22:41,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:22:41,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-29 18:22:41,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:41,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:41,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:41,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 18:22:41,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:41,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 18:22:41,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:41,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:41,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:22:41,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 18:22:41,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:22:41,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:22:41,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:22:41,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:41,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:41,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:41,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:22:41,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:41,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 18:22:41,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:41,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:41,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:22:41,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:22:41,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:22:41,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 18:22:41,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-29 18:22:41,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:22:41,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:22:41,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:22:41,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:22:41,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:22:41,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 18:22:41,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:22:41,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:22:41,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:22:41,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 18:22:41,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:22:41,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:22:41,478 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-10-29 18:22:41,479 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1191673509] [2020-10-29 18:22:41,479 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 18:22:41,480 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 18:22:41,480 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30358068] [2020-10-29 18:22:41,482 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 18:22:41,482 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 18:22:41,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 18:22:41,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-29 18:22:41,484 INFO L87 Difference]: Start difference. First operand 2077 states and 2710 transitions. Second operand 9 states. [2020-10-29 18:22:42,000 WARN L193 SmtUtils]: Spent 500.00 ms on a formula simplification that was a NOOP. DAG size: 304 [2020-10-29 18:22:43,760 WARN L193 SmtUtils]: Spent 510.00 ms on a formula simplification that was a NOOP. DAG size: 306 [2020-10-29 18:22:44,421 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification that was a NOOP. DAG size: 303 [2020-10-29 18:22:53,560 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification that was a NOOP. DAG size: 309 [2020-10-29 18:23:45,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 18:23:45,937 INFO L93 Difference]: Finished difference Result 5120 states and 7129 transitions. [2020-10-29 18:23:45,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-29 18:23:45,944 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 121 [2020-10-29 18:23:45,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 18:23:45,966 INFO L225 Difference]: With dead ends: 5120 [2020-10-29 18:23:45,967 INFO L226 Difference]: Without dead ends: 3061 [2020-10-29 18:23:45,977 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2020-10-29 18:23:45,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3061 states. [2020-10-29 18:23:46,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3061 to 2268. [2020-10-29 18:23:46,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2268 states. [2020-10-29 18:23:46,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2268 states to 2268 states and 2945 transitions. [2020-10-29 18:23:46,511 INFO L78 Accepts]: Start accepts. Automaton has 2268 states and 2945 transitions. Word has length 121 [2020-10-29 18:23:46,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 18:23:46,512 INFO L481 AbstractCegarLoop]: Abstraction has 2268 states and 2945 transitions. [2020-10-29 18:23:46,512 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 18:23:46,512 INFO L276 IsEmpty]: Start isEmpty. Operand 2268 states and 2945 transitions. [2020-10-29 18:23:46,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2020-10-29 18:23:46,520 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 18:23:46,520 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 18:23:46,520 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 18:23:46,521 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 18:23:46,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 18:23:46,522 INFO L82 PathProgramCache]: Analyzing trace with hash 1891493411, now seen corresponding path program 1 times [2020-10-29 18:23:46,523 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 18:23:46,523 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1003829833] [2020-10-29 18:23:46,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 18:23:46,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:46,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:46,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:46,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:46,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:51,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:51,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 212 [2020-10-29 18:23:51,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 18:23:51,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5035 [2020-10-29 18:23:51,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:51,628 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:51,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-29 18:23:51,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 34 [2020-10-29 18:23:51,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 119 [2020-10-29 18:23:51,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:52,267 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification that was a NOOP. DAG size: 301 [2020-10-29 18:23:52,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 18:23:52,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:52,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:52,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:52,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:23:52,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:52,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 98 [2020-10-29 18:23:52,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:52,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:52,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:52,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:52,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:52,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:52,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 18:23:52,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:52,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:52,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:52,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:23:52,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:52,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 18:23:52,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:52,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:52,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:52,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:52,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:52,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:52,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 18:23:52,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:52,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:52,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:52,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:23:52,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:52,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 18:23:52,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:52,455 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:52,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:52,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:52,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:52,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:52,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 18:23:52,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:52,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:52,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:52,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 18:23:52,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:52,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 18:23:52,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:52,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:52,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:23:52,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:52,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 18:23:52,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:52,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 18:23:52,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:52,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:52,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:52,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:23:52,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:52,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 18:23:52,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:52,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:52,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:23:52,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:52,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 18:23:52,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:52,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 18:23:52,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:52,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:52,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:52,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 18:23:52,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:52,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 18:23:52,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:52,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:52,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:23:52,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:52,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 18:23:52,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:52,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:23:52,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:52,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:52,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:52,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:23:52,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:52,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:23:52,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:52,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:52,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:52,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:52,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:52,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:52,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 18:23:52,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:52,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:52,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:52,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-29 18:23:52,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:52,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-29 18:23:52,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:52,632 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:52,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:23:52,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:52,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 18:23:52,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:52,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:23:52,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:52,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:52,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:52,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:23:52,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:52,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 18:23:52,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:52,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:52,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:52,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:52,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:52,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:52,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 18:23:52,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:52,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:52,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:52,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 18:23:52,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:52,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 18:23:52,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:52,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:52,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:52,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:52,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:52,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:23:52,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-29 18:23:52,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:52,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:52,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:52,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:55,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:55,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-29 18:23:55,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 18:23:55,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2468 [2020-10-29 18:23:55,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:55,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:55,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-29 18:23:55,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 18:23:55,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 73 [2020-10-29 18:23:55,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:23:55,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 18:23:55,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:55,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:55,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:55,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 18:23:55,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:55,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-29 18:23:55,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:55,303 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:55,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:23:55,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:55,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-29 18:23:55,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:23:55,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:23:55,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:55,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:55,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:55,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 18:23:55,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:55,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 18:23:55,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:55,324 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:55,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:55,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:55,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:55,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:55,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:23:55,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:55,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:55,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:55,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:23:55,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:55,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 18:23:55,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:55,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:55,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:55,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:55,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:55,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:23:55,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 18:23:55,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:55,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:55,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:55,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 18:23:55,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:55,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-29 18:23:55,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:55,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:55,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 18:23:55,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 18:23:55,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-29 18:23:55,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:55,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:23:55,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:55,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:55,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:55,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:23:55,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:55,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 18:23:55,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:55,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:55,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 18:23:55,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:55,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 18:23:55,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:23:55,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-29 18:23:55,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:55,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:55,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:55,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 18:23:55,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:55,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 99 [2020-10-29 18:23:55,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:55,612 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:55,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 18:23:55,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 18:23:55,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-29 18:23:55,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:23:55,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:23:55,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:55,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:55,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:55,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-29 18:23:55,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:55,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 102 [2020-10-29 18:23:55,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:55,748 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:55,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 18:23:55,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 18:23:55,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 18:23:55,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 18:23:55,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:23:55,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:55,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:55,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:55,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 18:23:55,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:55,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 81 [2020-10-29 18:23:55,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:55,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:55,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 18:23:55,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 18:23:55,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-29 18:23:55,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:55,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-29 18:23:55,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:55,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:55,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:55,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 18:23:55,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:55,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 18:23:55,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:55,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:55,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:55,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 18:23:55,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:55,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:55,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 18:23:55,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:55,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:55,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:55,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:23:55,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:55,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 18:23:55,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:55,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:55,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:55,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 18:23:55,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:55,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:55,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-29 18:23:55,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 18:23:55,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 18:23:55,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 18:23:55,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 18:23:55,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 18:23:55,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 18:23:55,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 18:23:55,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 18:23:55,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 18:23:55,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 18:23:55,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 18:23:55,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 18:23:55,999 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2020-10-29 18:23:56,002 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1003829833] [2020-10-29 18:23:56,002 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 18:23:56,002 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-29 18:23:56,002 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464225267] [2020-10-29 18:23:56,004 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-29 18:23:56,004 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 18:23:56,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-29 18:23:56,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2020-10-29 18:23:56,005 INFO L87 Difference]: Start difference. First operand 2268 states and 2945 transitions. Second operand 11 states. [2020-10-29 18:23:56,532 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification that was a NOOP. DAG size: 304 [2020-10-29 18:23:57,938 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification that was a NOOP. DAG size: 306 [2020-10-29 18:23:58,653 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification that was a NOOP. DAG size: 303 [2020-10-29 18:24:08,930 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 309 DAG size of output: 308